* [PATCH 07/58] net/usb/usbnet: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:28 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Oliver Neukum, netdev, linux-usb, Thomas Gleixner,
linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly. Since the callback is called from
both a timer and a tasklet, adjust the tasklet to pass the timer address
too. When tasklets have their .data field removed, this can be refactored
to call a central function after resolving the correct container_of() for a
separate callback function for timer and tasklet.
Cc: Oliver Neukum <oneukum@suse.com>
Cc: netdev@vger.kernel.org
Cc: linux-usb@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
drivers/net/usb/usbnet.c | 12 +++++-------
1 file changed, 5 insertions(+), 7 deletions(-)
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 6510e5cc1817..80348b6a8646 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -1509,9 +1509,9 @@ static int rx_alloc_submit(struct usbnet *dev, gfp_t flags)
// tasklet (work deferred from completions, in_irq) or timer
-static void usbnet_bh (unsigned long param)
+static void usbnet_bh (struct timer_list *t)
{
- struct usbnet *dev = (struct usbnet *) param;
+ struct usbnet *dev = from_timer(dev, t, delay);
struct sk_buff *skb;
struct skb_data *entry;
@@ -1694,13 +1694,11 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
skb_queue_head_init (&dev->txq);
skb_queue_head_init (&dev->done);
skb_queue_head_init(&dev->rxq_pause);
- dev->bh.func = usbnet_bh;
- dev->bh.data = (unsigned long) dev;
+ dev->bh.func = (void (*)(unsigned long))usbnet_bh;
+ dev->bh.data = (unsigned long)&dev->delay;
INIT_WORK (&dev->kevent, usbnet_deferred_kevent);
init_usb_anchor(&dev->deferred);
- dev->delay.function = usbnet_bh;
- dev->delay.data = (unsigned long) dev;
- init_timer (&dev->delay);
+ timer_setup(&dev->delay, usbnet_bh, 0);
mutex_init (&dev->phy_mutex);
mutex_init(&dev->interrupt_mutex);
dev->interrupt_count = 0;
--
2.7.4
^ permalink raw reply related
* [PATCH 08/58] net/wireless/ray_cs: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:28 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Kalle Valo, linux-wireless, netdev, Thomas Gleixner,
linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: Kalle Valo <kvalo@codeaurora.org>
Cc: linux-wireless@vger.kernel.org
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
drivers/net/wireless/ray_cs.c | 53 ++++++++++++++++++++-----------------------
1 file changed, 24 insertions(+), 29 deletions(-)
diff --git a/drivers/net/wireless/ray_cs.c b/drivers/net/wireless/ray_cs.c
index 170cd504e8ff..d8afcdfca1ed 100644
--- a/drivers/net/wireless/ray_cs.c
+++ b/drivers/net/wireless/ray_cs.c
@@ -92,7 +92,7 @@ static const struct iw_handler_def ray_handler_def;
/***** Prototypes for raylink functions **************************************/
static void authenticate(ray_dev_t *local);
static int build_auth_frame(ray_dev_t *local, UCHAR *dest, int auth_type);
-static void authenticate_timeout(u_long);
+static void authenticate_timeout(struct timer_list *t);
static int get_free_ccs(ray_dev_t *local);
static int get_free_tx_ccs(ray_dev_t *local);
static void init_startup_params(ray_dev_t *local);
@@ -102,7 +102,7 @@ static int ray_init(struct net_device *dev);
static int interrupt_ecf(ray_dev_t *local, int ccs);
static void ray_reset(struct net_device *dev);
static void ray_update_parm(struct net_device *dev, UCHAR objid, UCHAR *value, int len);
-static void verify_dl_startup(u_long);
+static void verify_dl_startup(struct timer_list *t);
/* Prototypes for interrpt time functions **********************************/
static irqreturn_t ray_interrupt(int reg, void *dev_id);
@@ -120,9 +120,8 @@ static void associate(ray_dev_t *local);
/* Card command functions */
static int dl_startup_params(struct net_device *dev);
-static void join_net(u_long local);
-static void start_net(u_long local);
-/* void start_net(ray_dev_t *local); */
+static void join_net(struct timer_list *t);
+static void start_net(struct timer_list *t);
/*===========================================================================*/
/* Parameters that can be set with 'insmod' */
@@ -323,7 +322,7 @@ static int ray_probe(struct pcmcia_device *p_dev)
dev_dbg(&p_dev->dev, "ray_cs ray_attach calling ether_setup.)\n");
netif_stop_queue(dev);
- init_timer(&local->timer);
+ timer_setup(&local->timer, NULL, 0);
this_device = p_dev;
return ray_config(p_dev);
@@ -570,8 +569,7 @@ static int dl_startup_params(struct net_device *dev)
local->card_status = CARD_DL_PARAM;
/* Start kernel timer to wait for dl startup to complete. */
local->timer.expires = jiffies + HZ / 2;
- local->timer.data = (long)local;
- local->timer.function = verify_dl_startup;
+ local->timer.function = (TIMER_FUNC_TYPE)verify_dl_startup;
add_timer(&local->timer);
dev_dbg(&link->dev,
"ray_cs dl_startup_params started timer for verify_dl_startup\n");
@@ -641,9 +639,9 @@ static void init_startup_params(ray_dev_t *local)
} /* init_startup_params */
/*===========================================================================*/
-static void verify_dl_startup(u_long data)
+static void verify_dl_startup(struct timer_list *t)
{
- ray_dev_t *local = (ray_dev_t *) data;
+ ray_dev_t *local = from_timer(local, t, timer);
struct ccs __iomem *pccs = ccs_base(local) + local->dl_param_ccs;
UCHAR status;
struct pcmcia_device *link = local->finder;
@@ -676,16 +674,16 @@ static void verify_dl_startup(u_long data)
return;
}
if (local->sparm.b4.a_network_type == ADHOC)
- start_net((u_long) local);
+ start_net(&local->timer);
else
- join_net((u_long) local);
+ join_net(&local->timer);
} /* end verify_dl_startup */
/*===========================================================================*/
/* Command card to start a network */
-static void start_net(u_long data)
+static void start_net(struct timer_list *t)
{
- ray_dev_t *local = (ray_dev_t *) data;
+ ray_dev_t *local = from_timer(local, t, timer);
struct ccs __iomem *pccs;
int ccsindex;
struct pcmcia_device *link = local->finder;
@@ -710,9 +708,9 @@ static void start_net(u_long data)
/*===========================================================================*/
/* Command card to join a network */
-static void join_net(u_long data)
+static void join_net(struct timer_list *t)
{
- ray_dev_t *local = (ray_dev_t *) data;
+ ray_dev_t *local = from_timer(local, t, timer);
struct ccs __iomem *pccs;
int ccsindex;
@@ -1639,13 +1637,13 @@ static int get_free_ccs(ray_dev_t *local)
} /* get_free_ccs */
/*===========================================================================*/
-static void authenticate_timeout(u_long data)
+static void authenticate_timeout(struct timer_list *t)
{
- ray_dev_t *local = (ray_dev_t *) data;
+ ray_dev_t *local = from_timer(local, t, timer);
del_timer(&local->timer);
printk(KERN_INFO "ray_cs Authentication with access point failed"
" - timeout\n");
- join_net((u_long) local);
+ join_net(&local->timer);
}
/*===========================================================================*/
@@ -1945,17 +1943,16 @@ static irqreturn_t ray_interrupt(int irq, void *dev_id)
del_timer(&local->timer);
local->timer.expires = jiffies + HZ * 5;
- local->timer.data = (long)local;
if (status == CCS_START_NETWORK) {
dev_dbg(&link->dev,
"ray_cs interrupt network \"%s\" start failed\n",
memtmp);
- local->timer.function = start_net;
+ local->timer.function = (TIMER_FUNC_TYPE)start_net;
} else {
dev_dbg(&link->dev,
"ray_cs interrupt network \"%s\" join failed\n",
memtmp);
- local->timer.function = join_net;
+ local->timer.function = (TIMER_FUNC_TYPE)join_net;
}
add_timer(&local->timer);
}
@@ -1967,7 +1964,7 @@ static irqreturn_t ray_interrupt(int irq, void *dev_id)
} else {
dev_dbg(&link->dev, "ray_cs association failed,\n");
local->card_status = CARD_ASSOC_FAILED;
- join_net((u_long) local);
+ join_net(&local->timer);
}
break;
case CCS_TX_REQUEST:
@@ -2420,12 +2417,11 @@ static void authenticate(ray_dev_t *local)
del_timer(&local->timer);
if (build_auth_frame(local, local->bss_id, OPEN_AUTH_REQUEST)) {
- local->timer.function = join_net;
+ local->timer.function = (TIMER_FUNC_TYPE)join_net;
} else {
- local->timer.function = authenticate_timeout;
+ local->timer.function = (TIMER_FUNC_TYPE)authenticate_timeout;
}
local->timer.expires = jiffies + HZ * 2;
- local->timer.data = (long)local;
add_timer(&local->timer);
local->authentication_state = AWAITING_RESPONSE;
} /* end authenticate */
@@ -2468,7 +2464,7 @@ static void rx_authenticate(ray_dev_t *local, struct rcs __iomem *prcs,
} else {
pr_debug("Authentication refused\n");
local->card_status = CARD_AUTH_REFUSED;
- join_net((u_long) local);
+ join_net(&local->timer);
local->authentication_state =
UNAUTHENTICATED;
}
@@ -2506,8 +2502,7 @@ static void associate(ray_dev_t *local)
del_timer(&local->timer);
local->timer.expires = jiffies + HZ * 2;
- local->timer.data = (long)local;
- local->timer.function = join_net;
+ local->timer.function = (TIMER_FUNC_TYPE)join_net;
add_timer(&local->timer);
local->card_status = CARD_ASSOC_FAILED;
return;
--
2.7.4
^ permalink raw reply related
* [PATCH 10/58] isdn/hisax: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:28 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Karsten Keil, Geliang Tang, netdev, Thomas Gleixner,
linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: Karsten Keil <isdn@linux-pingi.de>
Cc: Geliang Tang <geliangtang@gmail.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
drivers/isdn/hisax/amd7930_fn.c | 6 +++---
drivers/isdn/hisax/arcofi.c | 6 +++---
drivers/isdn/hisax/diva.c | 9 ++++-----
drivers/isdn/hisax/elsa.c | 10 +++++-----
drivers/isdn/hisax/fsm.c | 7 +++----
drivers/isdn/hisax/hfc4s8s_l1.c | 6 +++---
drivers/isdn/hisax/hfc_2bds0.c | 4 ++--
drivers/isdn/hisax/hfc_pci.c | 9 +++++----
drivers/isdn/hisax/hfc_sx.c | 9 +++++----
drivers/isdn/hisax/hfc_usb.c | 10 ++++++----
drivers/isdn/hisax/hfcscard.c | 5 +++--
drivers/isdn/hisax/icc.c | 6 +++---
drivers/isdn/hisax/ipacx.c | 8 ++++----
drivers/isdn/hisax/isac.c | 6 +++---
drivers/isdn/hisax/isar.c | 9 ++++-----
drivers/isdn/hisax/isdnl3.c | 6 +++---
drivers/isdn/hisax/saphir.c | 7 +++----
drivers/isdn/hisax/teleint.c | 5 +++--
drivers/isdn/hisax/w6692.c | 7 +++----
19 files changed, 68 insertions(+), 67 deletions(-)
diff --git a/drivers/isdn/hisax/amd7930_fn.c b/drivers/isdn/hisax/amd7930_fn.c
index dcf4c2a9fcea..77debda2221b 100644
--- a/drivers/isdn/hisax/amd7930_fn.c
+++ b/drivers/isdn/hisax/amd7930_fn.c
@@ -398,7 +398,6 @@ Amd7930_fill_Dfifo(struct IsdnCardState *cs)
debugl1(cs, "Amd7930: fill_Dfifo dbusytimer running");
del_timer(&cs->dbusytimer);
}
- init_timer(&cs->dbusytimer);
cs->dbusytimer.expires = jiffies + ((DBUSY_TIMER_VALUE * HZ) / 1000);
add_timer(&cs->dbusytimer);
@@ -686,8 +685,9 @@ DC_Close_Amd7930(struct IsdnCardState *cs) {
static void
-dbusy_timer_handler(struct IsdnCardState *cs)
+dbusy_timer_handler(struct timer_list *t)
{
+ struct IsdnCardState *cs = from_timer(cs, t, dbusytimer);
u_long flags;
struct PStack *stptr;
WORD dtcr, der;
@@ -790,5 +790,5 @@ void Amd7930_init(struct IsdnCardState *cs)
void setup_Amd7930(struct IsdnCardState *cs)
{
INIT_WORK(&cs->tqueue, Amd7930_bh);
- setup_timer(&cs->dbusytimer, (void *)dbusy_timer_handler, (long)cs);
+ timer_setup(&cs->dbusytimer, dbusy_timer_handler, 0);
}
diff --git a/drivers/isdn/hisax/arcofi.c b/drivers/isdn/hisax/arcofi.c
index 9826bad49e2c..2f784f96d439 100644
--- a/drivers/isdn/hisax/arcofi.c
+++ b/drivers/isdn/hisax/arcofi.c
@@ -23,7 +23,6 @@ add_arcofi_timer(struct IsdnCardState *cs) {
if (test_and_set_bit(FLG_ARCOFI_TIMER, &cs->HW_Flags)) {
del_timer(&cs->dc.isac.arcofitimer);
}
- init_timer(&cs->dc.isac.arcofitimer);
cs->dc.isac.arcofitimer.expires = jiffies + ((ARCOFI_TIMER_VALUE * HZ) / 1000);
add_timer(&cs->dc.isac.arcofitimer);
}
@@ -112,7 +111,8 @@ arcofi_fsm(struct IsdnCardState *cs, int event, void *data) {
}
static void
-arcofi_timer(struct IsdnCardState *cs) {
+arcofi_timer(struct timer_list *t) {
+ struct IsdnCardState *cs = from_timer(cs, t, dc.isac.arcofitimer);
arcofi_fsm(cs, ARCOFI_TIMEOUT, NULL);
}
@@ -125,7 +125,7 @@ clear_arcofi(struct IsdnCardState *cs) {
void
init_arcofi(struct IsdnCardState *cs) {
- setup_timer(&cs->dc.isac.arcofitimer, (void *)arcofi_timer, (long)cs);
+ timer_setup(&cs->dc.isac.arcofitimer, arcofi_timer, 0);
init_waitqueue_head(&cs->dc.isac.arcofi_wait);
test_and_set_bit(HW_ARCOFI, &cs->HW_Flags);
}
diff --git a/drivers/isdn/hisax/diva.c b/drivers/isdn/hisax/diva.c
index 3fc94e7741ae..38bdd3f7b960 100644
--- a/drivers/isdn/hisax/diva.c
+++ b/drivers/isdn/hisax/diva.c
@@ -798,8 +798,9 @@ reset_diva(struct IsdnCardState *cs)
#define DIVA_ASSIGN 1
static void
-diva_led_handler(struct IsdnCardState *cs)
+diva_led_handler(struct timer_list *t)
{
+ struct IsdnCardState *cs = from_timer(cs, t, hw.diva.tl);
int blink = 0;
if ((cs->subtyp == DIVA_IPAC_ISA) ||
@@ -828,7 +829,6 @@ diva_led_handler(struct IsdnCardState *cs)
byteout(cs->hw.diva.ctrl, cs->hw.diva.ctrl_reg);
if (blink) {
- init_timer(&cs->hw.diva.tl);
cs->hw.diva.tl.expires = jiffies + ((blink * HZ) / 1000);
add_timer(&cs->hw.diva.tl);
}
@@ -900,7 +900,7 @@ Diva_card_msg(struct IsdnCardState *cs, int mt, void *arg)
(cs->subtyp != DIVA_IPAC_PCI) &&
(cs->subtyp != DIVA_IPACX_PCI)) {
spin_lock_irqsave(&cs->lock, flags);
- diva_led_handler(cs);
+ diva_led_handler(&cs->hw.diva.tl);
spin_unlock_irqrestore(&cs->lock, flags);
}
return (0);
@@ -978,8 +978,7 @@ static int setup_diva_common(struct IsdnCardState *cs)
printk(KERN_INFO "Diva: IPACX Design Id: %x\n",
MemReadISAC_IPACX(cs, IPACX_ID) & 0x3F);
} else { /* DIVA 2.0 */
- setup_timer(&cs->hw.diva.tl, (void *)diva_led_handler,
- (long)cs);
+ timer_setup(&cs->hw.diva.tl, diva_led_handler, 0);
cs->readisac = &ReadISAC;
cs->writeisac = &WriteISAC;
cs->readisacfifo = &ReadISACfifo;
diff --git a/drivers/isdn/hisax/elsa.c b/drivers/isdn/hisax/elsa.c
index 03bc5d504e22..b21c05820f44 100644
--- a/drivers/isdn/hisax/elsa.c
+++ b/drivers/isdn/hisax/elsa.c
@@ -606,8 +606,9 @@ check_arcofi(struct IsdnCardState *cs)
#endif /* ARCOFI_USE */
static void
-elsa_led_handler(struct IsdnCardState *cs)
+elsa_led_handler(struct timer_list *t)
{
+ struct IsdnCardState *cs = from_timer(cs, t, hw.elsa.tl);
int blink = 0;
if (cs->subtyp == ELSA_PCMCIA || cs->subtyp == ELSA_PCMCIA_IPAC)
@@ -640,7 +641,6 @@ elsa_led_handler(struct IsdnCardState *cs)
} else
byteout(cs->hw.elsa.ctrl, cs->hw.elsa.ctrl_reg);
if (blink) {
- init_timer(&cs->hw.elsa.tl);
cs->hw.elsa.tl.expires = jiffies + ((blink * HZ) / 1000);
add_timer(&cs->hw.elsa.tl);
}
@@ -715,7 +715,7 @@ Elsa_card_msg(struct IsdnCardState *cs, int mt, void *arg)
init_modem(cs);
}
#endif
- elsa_led_handler(cs);
+ elsa_led_handler(&cs->hw.elsa.tl);
return (ret);
case (MDL_REMOVE | REQUEST):
cs->hw.elsa.status &= 0;
@@ -767,7 +767,7 @@ Elsa_card_msg(struct IsdnCardState *cs, int mt, void *arg)
else
cs->hw.elsa.status &= ~ELSA_BAD_PWR;
}
- elsa_led_handler(cs);
+ elsa_led_handler(&cs->hw.elsa.tl);
return (ret);
}
@@ -1147,7 +1147,7 @@ static int setup_elsa_common(struct IsdnCard *card)
init_arcofi(cs);
#endif
setup_isac(cs);
- setup_timer(&cs->hw.elsa.tl, (void *)elsa_led_handler, (long)cs);
+ timer_setup(&cs->hw.elsa.tl, elsa_led_handler, 0);
/* Teste Timer */
if (cs->hw.elsa.timer) {
byteout(cs->hw.elsa.trig, 0xff);
diff --git a/drivers/isdn/hisax/fsm.c b/drivers/isdn/hisax/fsm.c
index d63266fa8cbd..3e020ec0f65e 100644
--- a/drivers/isdn/hisax/fsm.c
+++ b/drivers/isdn/hisax/fsm.c
@@ -85,8 +85,9 @@ FsmChangeState(struct FsmInst *fi, int newstate)
}
static void
-FsmExpireTimer(struct FsmTimer *ft)
+FsmExpireTimer(struct timer_list *t)
{
+ struct FsmTimer *ft = from_timer(ft, t, tl);
#if FSM_TIMER_DEBUG
if (ft->fi->debug)
ft->fi->printdebug(ft->fi, "FsmExpireTimer %lx", (long) ft);
@@ -102,7 +103,7 @@ FsmInitTimer(struct FsmInst *fi, struct FsmTimer *ft)
if (ft->fi->debug)
ft->fi->printdebug(ft->fi, "FsmInitTimer %lx", (long) ft);
#endif
- setup_timer(&ft->tl, (void *)FsmExpireTimer, (long)ft);
+ timer_setup(&ft->tl, FsmExpireTimer, 0);
}
void
@@ -131,7 +132,6 @@ FsmAddTimer(struct FsmTimer *ft,
ft->fi->printdebug(ft->fi, "FsmAddTimer already active!");
return -1;
}
- init_timer(&ft->tl);
ft->event = event;
ft->arg = arg;
ft->tl.expires = jiffies + (millisec * HZ) / 1000;
@@ -152,7 +152,6 @@ FsmRestartTimer(struct FsmTimer *ft,
if (timer_pending(&ft->tl))
del_timer(&ft->tl);
- init_timer(&ft->tl);
ft->event = event;
ft->arg = arg;
ft->tl.expires = jiffies + (millisec * HZ) / 1000;
diff --git a/drivers/isdn/hisax/hfc4s8s_l1.c b/drivers/isdn/hisax/hfc4s8s_l1.c
index 9090cc1e1f29..e9bb8fb67ad0 100644
--- a/drivers/isdn/hisax/hfc4s8s_l1.c
+++ b/drivers/isdn/hisax/hfc4s8s_l1.c
@@ -591,8 +591,9 @@ bch_l2l1(struct hisax_if *ifc, int pr, void *arg)
/* layer 1 timer function */
/**************************/
static void
-hfc_l1_timer(struct hfc4s8s_l1 *l1)
+hfc_l1_timer(struct timer_list *t)
{
+ struct hfc4s8s_l1 *l1 = from_timer(l1, t, l1_timer);
u_long flags;
if (!l1->enabled)
@@ -1396,8 +1397,7 @@ setup_instance(hfc4s8s_hw *hw)
l1p = hw->l1 + i;
spin_lock_init(&l1p->lock);
l1p->hw = hw;
- setup_timer(&l1p->l1_timer, (void *)hfc_l1_timer,
- (long)(l1p));
+ timer_setup(&l1p->l1_timer, hfc_l1_timer, 0);
l1p->st_num = i;
skb_queue_head_init(&l1p->d_tx_queue);
l1p->d_if.ifc.priv = hw->l1 + i;
diff --git a/drivers/isdn/hisax/hfc_2bds0.c b/drivers/isdn/hisax/hfc_2bds0.c
index ad8597a1a07e..86b82172e992 100644
--- a/drivers/isdn/hisax/hfc_2bds0.c
+++ b/drivers/isdn/hisax/hfc_2bds0.c
@@ -1014,7 +1014,7 @@ setstack_hfcd(struct PStack *st, struct IsdnCardState *cs)
}
static void
-hfc_dbusy_timer(struct IsdnCardState *cs)
+hfc_dbusy_timer(struct timer_list *t)
{
}
@@ -1073,6 +1073,6 @@ set_cs_func(struct IsdnCardState *cs)
cs->writeisacfifo = &dummyf;
cs->BC_Read_Reg = &ReadReg;
cs->BC_Write_Reg = &WriteReg;
- setup_timer(&cs->dbusytimer, (void *)hfc_dbusy_timer, (long)cs);
+ timer_setup(&cs->dbusytimer, hfc_dbusy_timer, 0);
INIT_WORK(&cs->tqueue, hfcd_bh);
}
diff --git a/drivers/isdn/hisax/hfc_pci.c b/drivers/isdn/hisax/hfc_pci.c
index f9ca35cc32b1..8e5b03161b2f 100644
--- a/drivers/isdn/hisax/hfc_pci.c
+++ b/drivers/isdn/hisax/hfc_pci.c
@@ -165,8 +165,9 @@ reset_hfcpci(struct IsdnCardState *cs)
/* Timer function called when kernel timer expires */
/***************************************************/
static void
-hfcpci_Timer(struct IsdnCardState *cs)
+hfcpci_Timer(struct timer_list *t)
{
+ struct IsdnCardState *cs = from_timer(cs, t, hw.hfcpci.timer);
cs->hw.hfcpci.timer.expires = jiffies + 75;
/* WD RESET */
/* WriteReg(cs, HFCD_DATA, HFCD_CTMT, cs->hw.hfcpci.ctmt | 0x80);
@@ -1095,7 +1096,7 @@ hfcpci_interrupt(int intno, void *dev_id)
/* timer callback for D-chan busy resolution. Currently no function */
/********************************************************************/
static void
-hfcpci_dbusy_timer(struct IsdnCardState *cs)
+hfcpci_dbusy_timer(struct timer_list *t)
{
}
@@ -1582,7 +1583,7 @@ inithfcpci(struct IsdnCardState *cs)
cs->bcs[1].BC_SetStack = setstack_2b;
cs->bcs[0].BC_Close = close_hfcpci;
cs->bcs[1].BC_Close = close_hfcpci;
- setup_timer(&cs->dbusytimer, (void *)hfcpci_dbusy_timer, (long)cs);
+ timer_setup(&cs->dbusytimer, hfcpci_dbusy_timer, 0);
mode_hfcpci(cs->bcs, 0, 0);
mode_hfcpci(cs->bcs + 1, 0, 1);
}
@@ -1744,7 +1745,7 @@ setup_hfcpci(struct IsdnCard *card)
cs->BC_Write_Reg = NULL;
cs->irq_func = &hfcpci_interrupt;
cs->irq_flags |= IRQF_SHARED;
- setup_timer(&cs->hw.hfcpci.timer, (void *)hfcpci_Timer, (long)cs);
+ timer_setup(&cs->hw.hfcpci.timer, hfcpci_Timer, 0);
cs->cardmsg = &hfcpci_card_msg;
cs->auxcmd = &hfcpci_auxcmd;
diff --git a/drivers/isdn/hisax/hfc_sx.c b/drivers/isdn/hisax/hfc_sx.c
index 3aef8e1a90e4..d925f579bc80 100644
--- a/drivers/isdn/hisax/hfc_sx.c
+++ b/drivers/isdn/hisax/hfc_sx.c
@@ -418,8 +418,9 @@ reset_hfcsx(struct IsdnCardState *cs)
/* Timer function called when kernel timer expires */
/***************************************************/
static void
-hfcsx_Timer(struct IsdnCardState *cs)
+hfcsx_Timer(struct timer_list *t)
{
+ struct IsdnCardState *cs = from_timer(cs, t, hw.hfcsx.timer);
cs->hw.hfcsx.timer.expires = jiffies + 75;
/* WD RESET */
/* WriteReg(cs, HFCD_DATA, HFCD_CTMT, cs->hw.hfcsx.ctmt | 0x80);
@@ -860,7 +861,7 @@ hfcsx_interrupt(int intno, void *dev_id)
/* timer callback for D-chan busy resolution. Currently no function */
/********************************************************************/
static void
-hfcsx_dbusy_timer(struct IsdnCardState *cs)
+hfcsx_dbusy_timer(struct timer_list *t)
{
}
@@ -1495,7 +1496,7 @@ int setup_hfcsx(struct IsdnCard *card)
} else
return (0); /* no valid card type */
- setup_timer(&cs->dbusytimer, (void *)hfcsx_dbusy_timer, (long)cs);
+ timer_setup(&cs->dbusytimer, hfcsx_dbusy_timer, 0);
INIT_WORK(&cs->tqueue, hfcsx_bh);
cs->readisac = NULL;
cs->writeisac = NULL;
@@ -1507,7 +1508,7 @@ int setup_hfcsx(struct IsdnCard *card)
cs->hw.hfcsx.b_fifo_size = 0; /* fifo size still unknown */
cs->hw.hfcsx.cirm = ccd_sp_irqtab[cs->irq & 0xF]; /* RAM not evaluated */
- setup_timer(&cs->hw.hfcsx.timer, (void *)hfcsx_Timer, (long)cs);
+ timer_setup(&cs->hw.hfcsx.timer, hfcsx_Timer, 0);
reset_hfcsx(cs);
cs->cardmsg = &hfcsx_card_msg;
diff --git a/drivers/isdn/hisax/hfc_usb.c b/drivers/isdn/hisax/hfc_usb.c
index e8212185d386..97ecb3073045 100644
--- a/drivers/isdn/hisax/hfc_usb.c
+++ b/drivers/isdn/hisax/hfc_usb.c
@@ -343,8 +343,9 @@ handle_led(hfcusb_data *hfc, int event)
/* ISDN l1 timer T3 expires */
static void
-l1_timer_expire_t3(hfcusb_data *hfc)
+l1_timer_expire_t3(struct timer_list *t)
{
+ hfcusb_data *hfc = from_timer(hfc, t, t3_timer);
hfc->d_if.ifc.l1l2(&hfc->d_if.ifc, PH_DEACTIVATE | INDICATION,
NULL);
@@ -360,8 +361,9 @@ l1_timer_expire_t3(hfcusb_data *hfc)
/* ISDN l1 timer T4 expires */
static void
-l1_timer_expire_t4(hfcusb_data *hfc)
+l1_timer_expire_t4(struct timer_list *t)
{
+ hfcusb_data *hfc = from_timer(hfc, t, t4_timer);
hfc->d_if.ifc.l1l2(&hfc->d_if.ifc, PH_DEACTIVATE | INDICATION,
NULL);
@@ -1165,10 +1167,10 @@ hfc_usb_init(hfcusb_data *hfc)
hfc->old_led_state = 0;
/* init the t3 timer */
- setup_timer(&hfc->t3_timer, (void *)l1_timer_expire_t3, (long)hfc);
+ timer_setup(&hfc->t3_timer, l1_timer_expire_t3, 0);
/* init the t4 timer */
- setup_timer(&hfc->t4_timer, (void *)l1_timer_expire_t4, (long)hfc);
+ timer_setup(&hfc->t4_timer, l1_timer_expire_t4, 0);
/* init the background machinery for control requests */
hfc->ctrl_read.bRequestType = 0xc0;
diff --git a/drivers/isdn/hisax/hfcscard.c b/drivers/isdn/hisax/hfcscard.c
index 467287096918..380bbeda9c74 100644
--- a/drivers/isdn/hisax/hfcscard.c
+++ b/drivers/isdn/hisax/hfcscard.c
@@ -41,8 +41,9 @@ hfcs_interrupt(int intno, void *dev_id)
}
static void
-hfcs_Timer(struct IsdnCardState *cs)
+hfcs_Timer(struct timer_list *t)
{
+ struct IsdnCardState *cs = from_timer(cs, t, hw.hfcD.timer);
cs->hw.hfcD.timer.expires = jiffies + 75;
/* WD RESET */
/* WriteReg(cs, HFCD_DATA, HFCD_CTMT, cs->hw.hfcD.ctmt | 0x80);
@@ -253,7 +254,7 @@ int setup_hfcs(struct IsdnCard *card)
outb(0x57, cs->hw.hfcD.addr | 1);
}
set_cs_func(cs);
- setup_timer(&cs->hw.hfcD.timer, (void *)hfcs_Timer, (long)cs);
+ timer_setup(&cs->hw.hfcD.timer, hfcs_Timer, 0);
cs->cardmsg = &hfcs_card_msg;
cs->irq_func = &hfcs_interrupt;
return (1);
diff --git a/drivers/isdn/hisax/icc.c b/drivers/isdn/hisax/icc.c
index 8d1804572b32..831dd1bb81ef 100644
--- a/drivers/isdn/hisax/icc.c
+++ b/drivers/isdn/hisax/icc.c
@@ -168,7 +168,6 @@ icc_fill_fifo(struct IsdnCardState *cs)
debugl1(cs, "icc_fill_fifo dbusytimer running");
del_timer(&cs->dbusytimer);
}
- init_timer(&cs->dbusytimer);
cs->dbusytimer.expires = jiffies + ((DBUSY_TIMER_VALUE * HZ)/1000);
add_timer(&cs->dbusytimer);
if (cs->debug & L1_DEB_ISAC_FIFO) {
@@ -580,8 +579,9 @@ DC_Close_icc(struct IsdnCardState *cs) {
}
static void
-dbusy_timer_handler(struct IsdnCardState *cs)
+dbusy_timer_handler(struct timer_list *t)
{
+ struct IsdnCardState *cs = from_timer(cs, t, dbusytimer);
struct PStack *stptr;
int rbch, star;
@@ -676,5 +676,5 @@ clear_pending_icc_ints(struct IsdnCardState *cs)
void setup_icc(struct IsdnCardState *cs)
{
INIT_WORK(&cs->tqueue, icc_bh);
- setup_timer(&cs->dbusytimer, (void *)dbusy_timer_handler, (long)cs);
+ timer_setup(&cs->dbusytimer, dbusy_timer_handler, 0);
}
diff --git a/drivers/isdn/hisax/ipacx.c b/drivers/isdn/hisax/ipacx.c
index c426b4fea28a..c7086c1534bd 100644
--- a/drivers/isdn/hisax/ipacx.c
+++ b/drivers/isdn/hisax/ipacx.c
@@ -35,7 +35,7 @@
static void ph_command(struct IsdnCardState *cs, unsigned int command);
static inline void cic_int(struct IsdnCardState *cs);
static void dch_l2l1(struct PStack *st, int pr, void *arg);
-static void dbusy_timer_handler(struct IsdnCardState *cs);
+static void dbusy_timer_handler(struct timer_list *t);
static void dch_empty_fifo(struct IsdnCardState *cs, int count);
static void dch_fill_fifo(struct IsdnCardState *cs);
static inline void dch_int(struct IsdnCardState *cs);
@@ -198,8 +198,9 @@ dch_l2l1(struct PStack *st, int pr, void *arg)
//----------------------------------------------------------
//----------------------------------------------------------
static void
-dbusy_timer_handler(struct IsdnCardState *cs)
+dbusy_timer_handler(struct timer_list *t)
{
+ struct IsdnCardState *cs = from_timer(cs, t, dbusytimer);
struct PStack *st;
int rbchd, stard;
@@ -298,7 +299,6 @@ dch_fill_fifo(struct IsdnCardState *cs)
debugl1(cs, "dch_fill_fifo dbusytimer running");
del_timer(&cs->dbusytimer);
}
- init_timer(&cs->dbusytimer);
cs->dbusytimer.expires = jiffies + ((DBUSY_TIMER_VALUE * HZ)/1000);
add_timer(&cs->dbusytimer);
@@ -424,7 +424,7 @@ dch_init(struct IsdnCardState *cs)
cs->setstack_d = dch_setstack;
- setup_timer(&cs->dbusytimer, (void *)dbusy_timer_handler, (long)cs);
+ timer_setup(&cs->dbusytimer, dbusy_timer_handler, 0);
cs->writeisac(cs, IPACX_TR_CONF0, 0x00); // clear LDD
cs->writeisac(cs, IPACX_TR_CONF2, 0x00); // enable transmitter
diff --git a/drivers/isdn/hisax/isac.c b/drivers/isdn/hisax/isac.c
index ea965f29a555..bd40e0671ded 100644
--- a/drivers/isdn/hisax/isac.c
+++ b/drivers/isdn/hisax/isac.c
@@ -171,7 +171,6 @@ isac_fill_fifo(struct IsdnCardState *cs)
debugl1(cs, "isac_fill_fifo dbusytimer running");
del_timer(&cs->dbusytimer);
}
- init_timer(&cs->dbusytimer);
cs->dbusytimer.expires = jiffies + ((DBUSY_TIMER_VALUE * HZ)/1000);
add_timer(&cs->dbusytimer);
if (cs->debug & L1_DEB_ISAC_FIFO) {
@@ -584,8 +583,9 @@ DC_Close_isac(struct IsdnCardState *cs)
}
static void
-dbusy_timer_handler(struct IsdnCardState *cs)
+dbusy_timer_handler(struct timer_list *t)
{
+ struct IsdnCardState *cs = from_timer(cs, t, dbusytimer);
struct PStack *stptr;
int rbch, star;
@@ -677,5 +677,5 @@ void clear_pending_isac_ints(struct IsdnCardState *cs)
void setup_isac(struct IsdnCardState *cs)
{
INIT_WORK(&cs->tqueue, isac_bh);
- setup_timer(&cs->dbusytimer, (void *)dbusy_timer_handler, (long)cs);
+ timer_setup(&cs->dbusytimer, dbusy_timer_handler, 0);
}
diff --git a/drivers/isdn/hisax/isar.c b/drivers/isdn/hisax/isar.c
index 98b4b67ea337..d01ff116797b 100644
--- a/drivers/isdn/hisax/isar.c
+++ b/drivers/isdn/hisax/isar.c
@@ -1267,7 +1267,8 @@ isar_int_main(struct IsdnCardState *cs)
}
static void
-ftimer_handler(struct BCState *bcs) {
+ftimer_handler(struct timer_list *t) {
+ struct BCState *bcs = from_timer(bcs, t, hw.isar.ftimer);
if (bcs->cs->debug)
debugl1(bcs->cs, "ftimer flags %04lx",
bcs->Flag);
@@ -1902,8 +1903,6 @@ void initisar(struct IsdnCardState *cs)
cs->bcs[1].BC_SetStack = setstack_isar;
cs->bcs[0].BC_Close = close_isarstate;
cs->bcs[1].BC_Close = close_isarstate;
- setup_timer(&cs->bcs[0].hw.isar.ftimer, (void *)ftimer_handler,
- (long)&cs->bcs[0]);
- setup_timer(&cs->bcs[1].hw.isar.ftimer, (void *)ftimer_handler,
- (long)&cs->bcs[1]);
+ timer_setup(&cs->bcs[0].hw.isar.ftimer, ftimer_handler, 0);
+ timer_setup(&cs->bcs[1].hw.isar.ftimer, ftimer_handler, 0);
}
diff --git a/drivers/isdn/hisax/isdnl3.c b/drivers/isdn/hisax/isdnl3.c
index 569ce52c567b..bb3f9ec62749 100644
--- a/drivers/isdn/hisax/isdnl3.c
+++ b/drivers/isdn/hisax/isdnl3.c
@@ -160,8 +160,9 @@ newl3state(struct l3_process *pc, int state)
}
static void
-L3ExpireTimer(struct L3Timer *t)
+L3ExpireTimer(struct timer_list *timer)
{
+ struct L3Timer *t = from_timer(t, timer, tl);
t->pc->st->lli.l4l3(t->pc->st, t->event, t->pc);
}
@@ -169,7 +170,7 @@ void
L3InitTimer(struct l3_process *pc, struct L3Timer *t)
{
t->pc = pc;
- setup_timer(&t->tl, (void *)L3ExpireTimer, (long)t);
+ timer_setup(&t->tl, L3ExpireTimer, 0);
}
void
@@ -186,7 +187,6 @@ L3AddTimer(struct L3Timer *t,
printk(KERN_WARNING "L3AddTimer: timer already active!\n");
return -1;
}
- init_timer(&t->tl);
t->event = event;
t->tl.expires = jiffies + (millisec * HZ) / 1000;
add_timer(&t->tl);
diff --git a/drivers/isdn/hisax/saphir.c b/drivers/isdn/hisax/saphir.c
index 6b2d0eccdd56..db906cb37a3f 100644
--- a/drivers/isdn/hisax/saphir.c
+++ b/drivers/isdn/hisax/saphir.c
@@ -159,8 +159,9 @@ saphir_interrupt(int intno, void *dev_id)
}
static void
-SaphirWatchDog(struct IsdnCardState *cs)
+SaphirWatchDog(struct timer_list *t)
{
+ struct IsdnCardState *cs = from_timer(cs, t, hw.saphir.timer);
u_long flags;
spin_lock_irqsave(&cs->lock, flags);
@@ -268,9 +269,7 @@ int setup_saphir(struct IsdnCard *card)
cs->irq, cs->hw.saphir.cfg_reg);
setup_isac(cs);
- cs->hw.saphir.timer.function = (void *) SaphirWatchDog;
- cs->hw.saphir.timer.data = (long) cs;
- init_timer(&cs->hw.saphir.timer);
+ timer_setup(&cs->hw.saphir.timer, SaphirWatchDog, 0);
cs->hw.saphir.timer.expires = jiffies + 4 * HZ;
add_timer(&cs->hw.saphir.timer);
if (saphir_reset(cs)) {
diff --git a/drivers/isdn/hisax/teleint.c b/drivers/isdn/hisax/teleint.c
index 950399f066ef..247aa33076b1 100644
--- a/drivers/isdn/hisax/teleint.c
+++ b/drivers/isdn/hisax/teleint.c
@@ -179,8 +179,9 @@ TeleInt_interrupt(int intno, void *dev_id)
}
static void
-TeleInt_Timer(struct IsdnCardState *cs)
+TeleInt_Timer(struct timer_list *t)
{
+ struct IsdnCardState *cs = from_timer(cs, t, hw.hfc.timer);
int stat = 0;
u_long flags;
@@ -278,7 +279,7 @@ int setup_TeleInt(struct IsdnCard *card)
cs->bcs[0].hw.hfc.send = NULL;
cs->bcs[1].hw.hfc.send = NULL;
cs->hw.hfc.fifosize = 7 * 1024 + 512;
- setup_timer(&cs->hw.hfc.timer, (void *)TeleInt_Timer, (long)cs);
+ timer_setup(&cs->hw.hfc.timer, TeleInt_Timer, 0);
if (!request_region(cs->hw.hfc.addr, 2, "TeleInt isdn")) {
printk(KERN_WARNING
"HiSax: TeleInt config port %x-%x already in use\n",
diff --git a/drivers/isdn/hisax/w6692.c b/drivers/isdn/hisax/w6692.c
index 6f6733b7c1e4..c4be1644f5bb 100644
--- a/drivers/isdn/hisax/w6692.c
+++ b/drivers/isdn/hisax/w6692.c
@@ -188,7 +188,6 @@ W6692_fill_fifo(struct IsdnCardState *cs)
debugl1(cs, "W6692_fill_fifo dbusytimer running");
del_timer(&cs->dbusytimer);
}
- init_timer(&cs->dbusytimer);
cs->dbusytimer.expires = jiffies + ((DBUSY_TIMER_VALUE * HZ) / 1000);
add_timer(&cs->dbusytimer);
if (cs->debug & L1_DEB_ISAC_FIFO) {
@@ -684,8 +683,9 @@ DC_Close_W6692(struct IsdnCardState *cs)
}
static void
-dbusy_timer_handler(struct IsdnCardState *cs)
+dbusy_timer_handler(struct timer_list *t)
{
+ struct IsdnCardState *cs = from_timer(cs, t, dbusytimer);
struct PStack *stptr;
int rbch, star;
u_long flags;
@@ -904,8 +904,7 @@ static void initW6692(struct IsdnCardState *cs, int part)
if (part & 1) {
cs->setstack_d = setstack_W6692;
cs->DC_Close = DC_Close_W6692;
- setup_timer(&cs->dbusytimer, (void *)dbusy_timer_handler,
- (long)cs);
+ timer_setup(&cs->dbusytimer, dbusy_timer_handler, 0);
resetW6692(cs);
ph_command(cs, W_L1CMD_RST);
cs->dc.w6692.ph_state = W_L1CMD_RST;
--
2.7.4
^ permalink raw reply related
* [PATCH 11/58] net/hamradio/6pack: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:28 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Andreas Koensgen, linux-hams, netdev, Thomas Gleixner,
linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: Andreas Koensgen <ajk@comnets.uni-bremen.de>
Cc: linux-hams@vger.kernel.org
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
drivers/net/hamradio/6pack.c | 20 +++++++-------------
1 file changed, 7 insertions(+), 13 deletions(-)
diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c
index 97fe8dfb602d..bbc7b7808a31 100644
--- a/drivers/net/hamradio/6pack.c
+++ b/drivers/net/hamradio/6pack.c
@@ -136,9 +136,9 @@ static int encode_sixpack(unsigned char *, unsigned char *, int, unsigned char);
* Note that in case of DAMA operation, the data is not sent here.
*/
-static void sp_xmit_on_air(unsigned long channel)
+static void sp_xmit_on_air(struct timer_list *t)
{
- struct sixpack *sp = (struct sixpack *) channel;
+ struct sixpack *sp = from_timer(sp, t, tx_t);
int actual, when = sp->slottime;
static unsigned char random;
@@ -229,7 +229,7 @@ static void sp_encaps(struct sixpack *sp, unsigned char *icp, int len)
sp->xleft = count;
sp->xhead = sp->xbuff;
sp->status2 = count;
- sp_xmit_on_air((unsigned long)sp);
+ sp_xmit_on_air(&sp->tx_t);
}
return;
@@ -500,9 +500,9 @@ static inline void tnc_set_sync_state(struct sixpack *sp, int new_tnc_state)
__tnc_set_sync_state(sp, new_tnc_state);
}
-static void resync_tnc(unsigned long channel)
+static void resync_tnc(struct timer_list *t)
{
- struct sixpack *sp = (struct sixpack *) channel;
+ struct sixpack *sp = from_timer(sp, t, resync_t);
static char resync_cmd = 0xe8;
/* clear any data that might have been received */
@@ -526,8 +526,6 @@ static void resync_tnc(unsigned long channel)
/* Start resync timer again -- the TNC might be still absent */
del_timer(&sp->resync_t);
- sp->resync_t.data = (unsigned long) sp;
- sp->resync_t.function = resync_tnc;
sp->resync_t.expires = jiffies + SIXP_RESYNC_TIMEOUT;
add_timer(&sp->resync_t);
}
@@ -541,8 +539,6 @@ static inline int tnc_init(struct sixpack *sp)
sp->tty->ops->write(sp->tty, &inbyte, 1);
del_timer(&sp->resync_t);
- sp->resync_t.data = (unsigned long) sp;
- sp->resync_t.function = resync_tnc;
sp->resync_t.expires = jiffies + SIXP_RESYNC_TIMEOUT;
add_timer(&sp->resync_t);
@@ -623,9 +619,9 @@ static int sixpack_open(struct tty_struct *tty)
netif_start_queue(dev);
- setup_timer(&sp->tx_t, sp_xmit_on_air, (unsigned long)sp);
+ timer_setup(&sp->tx_t, sp_xmit_on_air, 0);
- init_timer(&sp->resync_t);
+ timer_setup(&sp->resync_t, resync_tnc, 0);
spin_unlock_bh(&sp->lock);
@@ -926,8 +922,6 @@ static void decode_prio_command(struct sixpack *sp, unsigned char cmd)
if (sp->tnc_state == TNC_IN_SYNC) {
del_timer(&sp->resync_t);
- sp->resync_t.data = (unsigned long) sp;
- sp->resync_t.function = resync_tnc;
sp->resync_t.expires = jiffies + SIXP_INIT_RESYNC_TIMEOUT;
add_timer(&sp->resync_t);
}
--
2.7.4
^ permalink raw reply related
* [PATCH 13/58] ethernet/broadcom: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:28 UTC (permalink / raw)
To: David S. Miller
Cc: Florian Fainelli, Kees Cook, Arnd Bergmann, netdev, linux-kernel,
Jarod Wilson, bcm-kernel-feedback-list, Thomas Gleixner,
linux-arm-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
helper to pass the timer pointer explicitly.
Cc: Florian Fainelli <f.fainelli@gmail.com>
Cc: bcm-kernel-feedback-list@broadcom.com
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Jarod Wilson <jarod@redhat.com>
Cc: netdev@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
drivers/net/ethernet/broadcom/bcm63xx_enet.c | 24 +++++++++---------------
1 file changed, 9 insertions(+), 15 deletions(-)
diff --git a/drivers/net/ethernet/broadcom/bcm63xx_enet.c b/drivers/net/ethernet/broadcom/bcm63xx_enet.c
index f6bc13fe8a99..d9346e2ac720 100644
--- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c
+++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c
@@ -295,16 +295,13 @@ static int bcm_enet_refill_rx(struct net_device *dev)
/*
* timer callback to defer refill rx queue in case we're OOM
*/
-static void bcm_enet_refill_rx_timer(unsigned long data)
+static void bcm_enet_refill_rx_timer(struct timer_list *t)
{
- struct net_device *dev;
- struct bcm_enet_priv *priv;
-
- dev = (struct net_device *)data;
- priv = netdev_priv(dev);
+ struct bcm_enet_priv *priv = from_timer(priv, t, rx_timeout);
+ struct net_device *dev = priv->net_dev;
spin_lock(&priv->rx_lock);
- bcm_enet_refill_rx((struct net_device *)data);
+ bcm_enet_refill_rx(dev);
spin_unlock(&priv->rx_lock);
}
@@ -1860,8 +1857,7 @@ static int bcm_enet_probe(struct platform_device *pdev)
spin_lock_init(&priv->rx_lock);
/* init rx timeout (used for oom) */
- setup_timer(&priv->rx_timeout, bcm_enet_refill_rx_timer,
- (unsigned long)dev);
+ timer_setup(&priv->rx_timeout, bcm_enet_refill_rx_timer, 0);
/* init the mib update lock&work */
mutex_init(&priv->mib_update_lock);
@@ -2015,9 +2011,9 @@ static inline int bcm_enet_port_is_rgmii(int portid)
/*
* enet sw PHY polling
*/
-static void swphy_poll_timer(unsigned long data)
+static void swphy_poll_timer(struct timer_list *t)
{
- struct bcm_enet_priv *priv = (struct bcm_enet_priv *)data;
+ struct bcm_enet_priv *priv = from_timer(priv, t, swphy_poll);
unsigned int i;
for (i = 0; i < priv->num_ports; i++) {
@@ -2326,7 +2322,7 @@ static int bcm_enetsw_open(struct net_device *dev)
}
/* start phy polling timer */
- setup_timer(&priv->swphy_poll, swphy_poll_timer, (unsigned long)priv);
+ timer_setup(&priv->swphy_poll, swphy_poll_timer, 0);
mod_timer(&priv->swphy_poll, jiffies);
return 0;
@@ -2743,9 +2739,7 @@ static int bcm_enetsw_probe(struct platform_device *pdev)
spin_lock_init(&priv->rx_lock);
/* init rx timeout (used for oom) */
- init_timer(&priv->rx_timeout);
- priv->rx_timeout.function = bcm_enet_refill_rx_timer;
- priv->rx_timeout.data = (unsigned long)dev;
+ timer_setup(&priv->rx_timeout, bcm_enet_refill_rx_timer, 0);
/* register netdevice */
dev->netdev_ops = &bcm_enetsw_ops;
--
2.7.4
^ permalink raw reply related
* [PATCH 14/58] net: tulip: de2104x: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:28 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, yuval.shaia@oracle.com, Tobias Klauser, Jarod Wilson,
Philippe Reynes, netdev, linux-parisc, Thomas Gleixner,
linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: "David S. Miller" <davem@davemloft.net>
Cc: "yuval.shaia@oracle.com" <yuval.shaia@oracle.com>
Cc: Tobias Klauser <tklauser@distanz.ch>
Cc: Jarod Wilson <jarod@redhat.com>
Cc: Philippe Reynes <tremyfr@gmail.com>
Cc: netdev@vger.kernel.org
Cc: linux-parisc@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Tobias Klauser <tklauser@distanz.ch>
---
drivers/net/ethernet/dec/tulip/de2104x.c | 21 +++++++++------------
1 file changed, 9 insertions(+), 12 deletions(-)
diff --git a/drivers/net/ethernet/dec/tulip/de2104x.c b/drivers/net/ethernet/dec/tulip/de2104x.c
index c87b8cc42963..13430f75496c 100644
--- a/drivers/net/ethernet/dec/tulip/de2104x.c
+++ b/drivers/net/ethernet/dec/tulip/de2104x.c
@@ -333,8 +333,8 @@ static void de_set_rx_mode (struct net_device *dev);
static void de_tx (struct de_private *de);
static void de_clean_rings (struct de_private *de);
static void de_media_interrupt (struct de_private *de, u32 status);
-static void de21040_media_timer (unsigned long data);
-static void de21041_media_timer (unsigned long data);
+static void de21040_media_timer (struct timer_list *t);
+static void de21041_media_timer (struct timer_list *t);
static unsigned int de_ok_to_advertise (struct de_private *de, u32 new_media);
@@ -959,9 +959,9 @@ static void de_next_media (struct de_private *de, const u32 *media,
}
}
-static void de21040_media_timer (unsigned long data)
+static void de21040_media_timer (struct timer_list *t)
{
- struct de_private *de = (struct de_private *) data;
+ struct de_private *de = from_timer(de, t, media_timer);
struct net_device *dev = de->dev;
u32 status = dr32(SIAStatus);
unsigned int carrier;
@@ -1040,9 +1040,9 @@ static unsigned int de_ok_to_advertise (struct de_private *de, u32 new_media)
return 1;
}
-static void de21041_media_timer (unsigned long data)
+static void de21041_media_timer (struct timer_list *t)
{
- struct de_private *de = (struct de_private *) data;
+ struct de_private *de = from_timer(de, t, media_timer);
struct net_device *dev = de->dev;
u32 status = dr32(SIAStatus);
unsigned int carrier;
@@ -1999,12 +1999,9 @@ static int de_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
de->msg_enable = (debug < 0 ? DE_DEF_MSG_ENABLE : debug);
de->board_idx = board_idx;
spin_lock_init (&de->lock);
- init_timer(&de->media_timer);
- if (de->de21040)
- de->media_timer.function = de21040_media_timer;
- else
- de->media_timer.function = de21041_media_timer;
- de->media_timer.data = (unsigned long) de;
+ timer_setup(&de->media_timer,
+ de->de21040 ? de21040_media_timer : de21041_media_timer,
+ 0);
netif_carrier_off(dev);
--
2.7.4
^ permalink raw reply related
* [PATCH 15/58] pcmcia/electra_cf: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:28 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Michael Ellerman, linux-pcmcia, linux-kernel, netdev,
Thomas Gleixner
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: linux-pcmcia@lists.infradead.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
drivers/pcmcia/electra_cf.c | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/drivers/pcmcia/electra_cf.c b/drivers/pcmcia/electra_cf.c
index c6fe2a4a7a6a..9671ded549f0 100644
--- a/drivers/pcmcia/electra_cf.c
+++ b/drivers/pcmcia/electra_cf.c
@@ -79,9 +79,9 @@ static int electra_cf_ss_init(struct pcmcia_socket *s)
}
/* the timer is primarily to kick this socket's pccardd */
-static void electra_cf_timer(unsigned long _cf)
+static void electra_cf_timer(struct timer_list *t)
{
- struct electra_cf_socket *cf = (void *) _cf;
+ struct electra_cf_socket *cf = from_timer(cf, t, timer);
int present = electra_cf_present(cf);
if (present != cf->present) {
@@ -95,7 +95,9 @@ static void electra_cf_timer(unsigned long _cf)
static irqreturn_t electra_cf_irq(int irq, void *_cf)
{
- electra_cf_timer((unsigned long)_cf);
+ struct electra_cf_socket *cf = _cf;
+
+ electra_cf_timer(&cf->timer);
return IRQ_HANDLED;
}
@@ -206,7 +208,7 @@ static int electra_cf_probe(struct platform_device *ofdev)
if (!cf)
return -ENOMEM;
- setup_timer(&cf->timer, electra_cf_timer, (unsigned long)cf);
+ timer_setup(&cf->timer, electra_cf_timer, 0);
cf->irq = 0;
cf->ofdev = ofdev;
@@ -305,7 +307,7 @@ static int electra_cf_probe(struct platform_device *ofdev)
cf->mem_phys, io.start, cf->irq);
cf->active = 1;
- electra_cf_timer((unsigned long)cf);
+ electra_cf_timer(&cf->timer);
return 0;
fail3:
--
2.7.4
^ permalink raw reply related
* [PATCH 17/58] net/cw1200: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:29 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Solomon Peachy, Kalle Valo, linux-wireless, netdev,
Thomas Gleixner, linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: Solomon Peachy <pizza@shaftnet.org>
Cc: Kalle Valo <kvalo@codeaurora.org>
Cc: linux-wireless@vger.kernel.org
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
drivers/net/wireless/st/cw1200/pm.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/net/wireless/st/cw1200/pm.c b/drivers/net/wireless/st/cw1200/pm.c
index d2202ae92bdd..ded23df1ac1d 100644
--- a/drivers/net/wireless/st/cw1200/pm.c
+++ b/drivers/net/wireless/st/cw1200/pm.c
@@ -91,7 +91,7 @@ struct cw1200_suspend_state {
u8 prev_ps_mode;
};
-static void cw1200_pm_stay_awake_tmo(unsigned long arg)
+static void cw1200_pm_stay_awake_tmo(struct timer_list *unused)
{
/* XXX what's the point of this ? */
}
@@ -101,8 +101,7 @@ int cw1200_pm_init(struct cw1200_pm_state *pm,
{
spin_lock_init(&pm->lock);
- setup_timer(&pm->stay_awake, cw1200_pm_stay_awake_tmo,
- (unsigned long)pm);
+ timer_setup(&pm->stay_awake, cw1200_pm_stay_awake_tmo, 0);
return 0;
}
--
2.7.4
^ permalink raw reply related
* [PATCH 18/58] net: vxge: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:29 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Jon Mason, Miroslav Lichvar, Jarod Wilson,
Eric Dumazet, stephen hemminger, netdev, Thomas Gleixner,
linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: Jon Mason <jdmason@kudzu.us>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Miroslav Lichvar <mlichvar@redhat.com>
Cc: Jarod Wilson <jarod@redhat.com>
Cc: Eric Dumazet <edumazet@google.com>
Cc: stephen hemminger <stephen@networkplumber.org>
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
drivers/net/ethernet/neterion/vxge/vxge-main.c | 12 ++++++------
drivers/net/ethernet/neterion/vxge/vxge-main.h | 8 +++-----
2 files changed, 9 insertions(+), 11 deletions(-)
diff --git a/drivers/net/ethernet/neterion/vxge/vxge-main.c b/drivers/net/ethernet/neterion/vxge/vxge-main.c
index 50ea69d88480..5d5b9855e24e 100644
--- a/drivers/net/ethernet/neterion/vxge/vxge-main.c
+++ b/drivers/net/ethernet/neterion/vxge/vxge-main.c
@@ -2597,9 +2597,9 @@ static int vxge_add_isr(struct vxgedev *vdev)
return VXGE_HW_OK;
}
-static void vxge_poll_vp_reset(unsigned long data)
+static void vxge_poll_vp_reset(struct timer_list *t)
{
- struct vxgedev *vdev = (struct vxgedev *)data;
+ struct vxgedev *vdev = from_timer(vdev, t, vp_reset_timer);
int i, j = 0;
for (i = 0; i < vdev->no_of_vpath; i++) {
@@ -2616,9 +2616,9 @@ static void vxge_poll_vp_reset(unsigned long data)
mod_timer(&vdev->vp_reset_timer, jiffies + HZ / 2);
}
-static void vxge_poll_vp_lockup(unsigned long data)
+static void vxge_poll_vp_lockup(struct timer_list *t)
{
- struct vxgedev *vdev = (struct vxgedev *)data;
+ struct vxgedev *vdev = from_timer(vdev, t, vp_lockup_timer);
enum vxge_hw_status status = VXGE_HW_OK;
struct vxge_vpath *vpath;
struct vxge_ring *ring;
@@ -2858,12 +2858,12 @@ static int vxge_open(struct net_device *dev)
vdev->config.rx_pause_enable);
if (vdev->vp_reset_timer.function == NULL)
- vxge_os_timer(&vdev->vp_reset_timer, vxge_poll_vp_reset, vdev,
+ vxge_os_timer(&vdev->vp_reset_timer, vxge_poll_vp_reset,
HZ / 2);
/* There is no need to check for RxD leak and RxD lookup on Titan1A */
if (vdev->titan1 && vdev->vp_lockup_timer.function == NULL)
- vxge_os_timer(&vdev->vp_lockup_timer, vxge_poll_vp_lockup, vdev,
+ vxge_os_timer(&vdev->vp_lockup_timer, vxge_poll_vp_lockup,
HZ / 2);
set_bit(__VXGE_STATE_CARD_UP, &vdev->state);
diff --git a/drivers/net/ethernet/neterion/vxge/vxge-main.h b/drivers/net/ethernet/neterion/vxge/vxge-main.h
index 3a79d93b8445..59a57ff5e96a 100644
--- a/drivers/net/ethernet/neterion/vxge/vxge-main.h
+++ b/drivers/net/ethernet/neterion/vxge/vxge-main.h
@@ -417,12 +417,10 @@ struct vxge_tx_priv {
module_param(p, int, 0)
static inline
-void vxge_os_timer(struct timer_list *timer, void (*func)(unsigned long data),
- struct vxgedev *vdev, unsigned long timeout)
+void vxge_os_timer(struct timer_list *timer, void (*func)(struct timer_list *),
+ unsigned long timeout)
{
- init_timer(timer);
- timer->function = func;
- timer->data = (unsigned long)vdev;
+ timer_setup(timer, func, 0);
mod_timer(timer, jiffies + timeout);
}
--
2.7.4
^ permalink raw reply related
* [PATCH 20/58] atm: idt77252: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:29 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Chas Williams, linux-atm-general, netdev,
Thomas Gleixner, linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly. This required adding a pointer back
to vc_map, and adjusting the locking around removal a bit.
Cc: Chas Williams <3chas3@gmail.com>
Cc: linux-atm-general@lists.sourceforge.net
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
drivers/atm/idt77252.c | 21 ++++++++++++---------
drivers/atm/idt77252.h | 3 +++
2 files changed, 15 insertions(+), 9 deletions(-)
diff --git a/drivers/atm/idt77252.c b/drivers/atm/idt77252.c
index 47f3c4ae0594..0e3b9c44c808 100644
--- a/drivers/atm/idt77252.c
+++ b/drivers/atm/idt77252.c
@@ -2073,21 +2073,19 @@ idt77252_rate_logindex(struct idt77252_dev *card, int pcr)
}
static void
-idt77252_est_timer(unsigned long data)
+idt77252_est_timer(struct timer_list *t)
{
- struct vc_map *vc = (struct vc_map *)data;
+ struct rate_estimator *est = from_timer(est, t, timer);
+ struct vc_map *vc = est->vc;
struct idt77252_dev *card = vc->card;
- struct rate_estimator *est;
unsigned long flags;
u32 rate, cps;
u64 ncells;
u8 lacr;
spin_lock_irqsave(&vc->lock, flags);
- est = vc->estimator;
- if (!est)
+ if (!vc->estimator)
goto out;
-
ncells = est->cells;
rate = ((u32)(ncells - est->last_cells)) << (7 - est->interval);
@@ -2126,10 +2124,11 @@ idt77252_init_est(struct vc_map *vc, int pcr)
est->maxcps = pcr < 0 ? -pcr : pcr;
est->cps = est->maxcps;
est->avcps = est->cps << 5;
+ est->vc = vc;
est->interval = 2; /* XXX: make this configurable */
est->ewma_log = 2; /* XXX: make this configurable */
- setup_timer(&est->timer, idt77252_est_timer, (unsigned long)vc);
+ timer_setup(&est->timer, idt77252_est_timer, 0);
mod_timer(&est->timer, jiffies + ((HZ / 4) << est->interval));
return est;
@@ -2209,16 +2208,20 @@ static int
idt77252_init_ubr(struct idt77252_dev *card, struct vc_map *vc,
struct atm_vcc *vcc, struct atm_qos *qos)
{
+ struct rate_estimator *est = NULL;
unsigned long flags;
int tcr;
spin_lock_irqsave(&vc->lock, flags);
if (vc->estimator) {
- del_timer(&vc->estimator->timer);
- kfree(vc->estimator);
+ est = vc->estimator;
vc->estimator = NULL;
}
spin_unlock_irqrestore(&vc->lock, flags);
+ if (est) {
+ del_timer_sync(&est->timer);
+ kfree(est);
+ }
tcr = atm_pcr_goal(&qos->txtp);
if (tcr == 0)
diff --git a/drivers/atm/idt77252.h b/drivers/atm/idt77252.h
index 3a82cc23a053..9339197d701c 100644
--- a/drivers/atm/idt77252.h
+++ b/drivers/atm/idt77252.h
@@ -184,6 +184,8 @@ struct aal1 {
unsigned char sequence;
};
+struct vc_map;
+
struct rate_estimator {
struct timer_list timer;
unsigned int interval;
@@ -193,6 +195,7 @@ struct rate_estimator {
long avcps;
u32 cps;
u32 maxcps;
+ struct vc_map *vc;
};
struct vc_map {
--
2.7.4
^ permalink raw reply related
* [PATCH 21/58] net: tulip: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:29 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, David Howells, Jarod Wilson, Stephen Hemminger,
Johannes Berg, Eric Dumazet, Philippe Reynes,
yuval.shaia@oracle.com, netdev, linux-parisc, Thomas Gleixner,
linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: "David S. Miller" <davem@davemloft.net>
Cc: David Howells <dhowells@redhat.com>
Cc: Jarod Wilson <jarod@redhat.com>
Cc: Stephen Hemminger <stephen@networkplumber.org>
Cc: Johannes Berg <johannes.berg@intel.com>
Cc: Eric Dumazet <edumazet@google.com>
Cc: Philippe Reynes <tremyfr@gmail.com>
Cc: "yuval.shaia@oracle.com" <yuval.shaia@oracle.com>
Cc: netdev@vger.kernel.org
Cc: linux-parisc@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
drivers/net/ethernet/dec/tulip/de4x5.c | 12 ++++++------
drivers/net/ethernet/dec/tulip/dmfe.c | 10 +++++-----
drivers/net/ethernet/dec/tulip/interrupt.c | 6 +++---
drivers/net/ethernet/dec/tulip/pnic.c | 6 +++---
drivers/net/ethernet/dec/tulip/pnic2.c | 6 +++---
drivers/net/ethernet/dec/tulip/timer.c | 12 ++++++------
drivers/net/ethernet/dec/tulip/tulip.h | 12 ++++++------
drivers/net/ethernet/dec/tulip/tulip_core.c | 14 ++++++--------
drivers/net/ethernet/dec/tulip/uli526x.c | 10 +++++-----
drivers/net/ethernet/dec/tulip/winbond-840.c | 10 +++++-----
10 files changed, 48 insertions(+), 50 deletions(-)
diff --git a/drivers/net/ethernet/dec/tulip/de4x5.c b/drivers/net/ethernet/dec/tulip/de4x5.c
index 299812e92db7..a31b4df3e7ff 100644
--- a/drivers/net/ethernet/dec/tulip/de4x5.c
+++ b/drivers/net/ethernet/dec/tulip/de4x5.c
@@ -912,7 +912,7 @@ static int de4x5_init(struct net_device *dev);
static int de4x5_sw_reset(struct net_device *dev);
static int de4x5_rx(struct net_device *dev);
static int de4x5_tx(struct net_device *dev);
-static void de4x5_ast(struct net_device *dev);
+static void de4x5_ast(struct timer_list *t);
static int de4x5_txur(struct net_device *dev);
static int de4x5_rx_ovfc(struct net_device *dev);
@@ -1147,8 +1147,7 @@ de4x5_hw_init(struct net_device *dev, u_long iobase, struct device *gendev)
lp->timeout = -1;
lp->gendev = gendev;
spin_lock_init(&lp->lock);
- setup_timer(&lp->timer, (void (*)(unsigned long))de4x5_ast,
- (unsigned long)dev);
+ timer_setup(&lp->timer, de4x5_ast, 0);
de4x5_parse_params(dev);
/*
@@ -1741,9 +1740,10 @@ de4x5_tx(struct net_device *dev)
}
static void
-de4x5_ast(struct net_device *dev)
+de4x5_ast(struct timer_list *t)
{
- struct de4x5_private *lp = netdev_priv(dev);
+ struct de4x5_private *lp = from_timer(lp, t, timer);
+ struct net_device *dev = dev_get_drvdata(lp->gendev);
int next_tick = DE4X5_AUTOSENSE_MS;
int dt;
@@ -2369,7 +2369,7 @@ autoconf_media(struct net_device *dev)
lp->media = INIT;
lp->tcount = 0;
- de4x5_ast(dev);
+ de4x5_ast(&lp->timer);
return lp->media;
}
diff --git a/drivers/net/ethernet/dec/tulip/dmfe.c b/drivers/net/ethernet/dec/tulip/dmfe.c
index 6585f737d08b..17ef7a28873d 100644
--- a/drivers/net/ethernet/dec/tulip/dmfe.c
+++ b/drivers/net/ethernet/dec/tulip/dmfe.c
@@ -331,7 +331,7 @@ static void dmfe_phy_write_1bit(void __iomem *, u32);
static u16 dmfe_phy_read_1bit(void __iomem *);
static u8 dmfe_sense_speed(struct dmfe_board_info *);
static void dmfe_process_mode(struct dmfe_board_info *);
-static void dmfe_timer(unsigned long);
+static void dmfe_timer(struct timer_list *);
static inline u32 cal_CRC(unsigned char *, unsigned int, u8);
static void dmfe_rx_packet(struct net_device *, struct dmfe_board_info *);
static void dmfe_free_tx_pkt(struct net_device *, struct dmfe_board_info *);
@@ -596,7 +596,7 @@ static int dmfe_open(struct net_device *dev)
netif_wake_queue(dev);
/* set and active a timer process */
- setup_timer(&db->timer, dmfe_timer, (unsigned long)dev);
+ timer_setup(&db->timer, dmfe_timer, 0);
db->timer.expires = DMFE_TIMER_WUT + HZ * 2;
add_timer(&db->timer);
@@ -1128,10 +1128,10 @@ static const struct ethtool_ops netdev_ethtool_ops = {
* Dynamic media sense, allocate Rx buffer...
*/
-static void dmfe_timer(unsigned long data)
+static void dmfe_timer(struct timer_list *t)
{
- struct net_device *dev = (struct net_device *)data;
- struct dmfe_board_info *db = netdev_priv(dev);
+ struct dmfe_board_info *db = from_timer(db, t, timer);
+ struct net_device *dev = pci_get_drvdata(db->pdev);
void __iomem *ioaddr = db->ioaddr;
u32 tmp_cr8;
unsigned char tmp_cr12;
diff --git a/drivers/net/ethernet/dec/tulip/interrupt.c b/drivers/net/ethernet/dec/tulip/interrupt.c
index 8df80880ecaa..c1ca0765d56d 100644
--- a/drivers/net/ethernet/dec/tulip/interrupt.c
+++ b/drivers/net/ethernet/dec/tulip/interrupt.c
@@ -102,10 +102,10 @@ int tulip_refill_rx(struct net_device *dev)
#ifdef CONFIG_TULIP_NAPI
-void oom_timer(unsigned long data)
+void oom_timer(struct timer_list *t)
{
- struct net_device *dev = (struct net_device *)data;
- struct tulip_private *tp = netdev_priv(dev);
+ struct tulip_private *tp = from_timer(tp, t, oom_timer);
+
napi_schedule(&tp->napi);
}
diff --git a/drivers/net/ethernet/dec/tulip/pnic.c b/drivers/net/ethernet/dec/tulip/pnic.c
index 7bcccf5cac7a..3fb39e32e1b4 100644
--- a/drivers/net/ethernet/dec/tulip/pnic.c
+++ b/drivers/net/ethernet/dec/tulip/pnic.c
@@ -84,10 +84,10 @@ void pnic_lnk_change(struct net_device *dev, int csr5)
}
}
-void pnic_timer(unsigned long data)
+void pnic_timer(struct timer_list *t)
{
- struct net_device *dev = (struct net_device *)data;
- struct tulip_private *tp = netdev_priv(dev);
+ struct tulip_private *tp = from_timer(tp, t, timer);
+ struct net_device *dev = tp->dev;
void __iomem *ioaddr = tp->base_addr;
int next_tick = 60*HZ;
diff --git a/drivers/net/ethernet/dec/tulip/pnic2.c b/drivers/net/ethernet/dec/tulip/pnic2.c
index 5895fc43f6e0..412adaa7fdf8 100644
--- a/drivers/net/ethernet/dec/tulip/pnic2.c
+++ b/drivers/net/ethernet/dec/tulip/pnic2.c
@@ -76,10 +76,10 @@
#include <linux/delay.h>
-void pnic2_timer(unsigned long data)
+void pnic2_timer(struct timer_list *t)
{
- struct net_device *dev = (struct net_device *)data;
- struct tulip_private *tp = netdev_priv(dev);
+ struct tulip_private *tp = from_timer(tp, t, timer);
+ struct net_device *dev = tp->dev;
void __iomem *ioaddr = tp->base_addr;
int next_tick = 60*HZ;
diff --git a/drivers/net/ethernet/dec/tulip/timer.c b/drivers/net/ethernet/dec/tulip/timer.c
index 523d9dde50a2..642e9dfc5451 100644
--- a/drivers/net/ethernet/dec/tulip/timer.c
+++ b/drivers/net/ethernet/dec/tulip/timer.c
@@ -137,10 +137,10 @@ void tulip_media_task(struct work_struct *work)
}
-void mxic_timer(unsigned long data)
+void mxic_timer(struct timer_list *t)
{
- struct net_device *dev = (struct net_device *)data;
- struct tulip_private *tp = netdev_priv(dev);
+ struct tulip_private *tp = from_timer(tp, t, timer);
+ struct net_device *dev = tp->dev;
void __iomem *ioaddr = tp->base_addr;
int next_tick = 60*HZ;
@@ -154,10 +154,10 @@ void mxic_timer(unsigned long data)
}
-void comet_timer(unsigned long data)
+void comet_timer(struct timer_list *t)
{
- struct net_device *dev = (struct net_device *)data;
- struct tulip_private *tp = netdev_priv(dev);
+ struct tulip_private *tp = from_timer(tp, t, timer);
+ struct net_device *dev = tp->dev;
int next_tick = 2*HZ;
if (tulip_debug > 1)
diff --git a/drivers/net/ethernet/dec/tulip/tulip.h b/drivers/net/ethernet/dec/tulip/tulip.h
index 06660dbc44b7..b458140aeaef 100644
--- a/drivers/net/ethernet/dec/tulip/tulip.h
+++ b/drivers/net/ethernet/dec/tulip/tulip.h
@@ -43,7 +43,7 @@ struct tulip_chip_table {
int io_size;
int valid_intrs; /* CSR7 interrupt enable settings */
int flags;
- void (*media_timer) (unsigned long);
+ void (*media_timer) (struct timer_list *);
work_func_t media_task;
};
@@ -476,7 +476,7 @@ void t21142_lnk_change(struct net_device *dev, int csr5);
/* PNIC2.c */
void pnic2_lnk_change(struct net_device *dev, int csr5);
-void pnic2_timer(unsigned long data);
+void pnic2_timer(struct timer_list *t);
void pnic2_start_nway(struct net_device *dev);
void pnic2_lnk_change(struct net_device *dev, int csr5);
@@ -504,19 +504,19 @@ void tulip_find_mii (struct net_device *dev, int board_idx);
/* pnic.c */
void pnic_do_nway(struct net_device *dev);
void pnic_lnk_change(struct net_device *dev, int csr5);
-void pnic_timer(unsigned long data);
+void pnic_timer(struct timer_list *t);
/* timer.c */
void tulip_media_task(struct work_struct *work);
-void mxic_timer(unsigned long data);
-void comet_timer(unsigned long data);
+void mxic_timer(struct timer_list *t);
+void comet_timer(struct timer_list *t);
/* tulip_core.c */
extern int tulip_debug;
extern const char * const medianame[];
extern const char tulip_media_cap[];
extern const struct tulip_chip_table tulip_tbl[];
-void oom_timer(unsigned long data);
+void oom_timer(struct timer_list *t);
extern u8 t21040_csr13[];
static inline void tulip_start_rxtx(struct tulip_private *tp)
diff --git a/drivers/net/ethernet/dec/tulip/tulip_core.c b/drivers/net/ethernet/dec/tulip/tulip_core.c
index 851b6d1f5a42..00d02a0967d0 100644
--- a/drivers/net/ethernet/dec/tulip/tulip_core.c
+++ b/drivers/net/ethernet/dec/tulip/tulip_core.c
@@ -123,10 +123,10 @@ int tulip_debug = TULIP_DEBUG;
int tulip_debug = 1;
#endif
-static void tulip_timer(unsigned long data)
+static void tulip_timer(struct timer_list *t)
{
- struct net_device *dev = (struct net_device *)data;
- struct tulip_private *tp = netdev_priv(dev);
+ struct tulip_private *tp = from_timer(tp, t, timer);
+ struct net_device *dev = tp->dev;
if (netif_running(dev))
schedule_work(&tp->media_work);
@@ -505,7 +505,7 @@ static void tulip_up(struct net_device *dev)
tp->timer.expires = RUN_AT(next_tick);
add_timer(&tp->timer);
#ifdef CONFIG_TULIP_NAPI
- setup_timer(&tp->oom_timer, oom_timer, (unsigned long)dev);
+ timer_setup(&tp->oom_timer, oom_timer, 0);
#endif
}
@@ -780,8 +780,7 @@ static void tulip_down (struct net_device *dev)
spin_unlock_irqrestore (&tp->lock, flags);
- setup_timer(&tp->timer, tulip_tbl[tp->chip_id].media_timer,
- (unsigned long)dev);
+ timer_setup(&tp->timer, tulip_tbl[tp->chip_id].media_timer, 0);
dev->if_port = tp->saved_if_port;
@@ -1470,8 +1469,7 @@ static int tulip_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
tp->csr0 = csr0;
spin_lock_init(&tp->lock);
spin_lock_init(&tp->mii_lock);
- setup_timer(&tp->timer, tulip_tbl[tp->chip_id].media_timer,
- (unsigned long)dev);
+ timer_setup(&tp->timer, tulip_tbl[tp->chip_id].media_timer, 0);
INIT_WORK(&tp->media_work, tulip_tbl[tp->chip_id].media_task);
diff --git a/drivers/net/ethernet/dec/tulip/uli526x.c b/drivers/net/ethernet/dec/tulip/uli526x.c
index 5fbbc0caba99..488a744084c9 100644
--- a/drivers/net/ethernet/dec/tulip/uli526x.c
+++ b/drivers/net/ethernet/dec/tulip/uli526x.c
@@ -241,7 +241,7 @@ static void phy_write_1bit(struct uli526x_board_info *db, u32);
static u16 phy_read_1bit(struct uli526x_board_info *db);
static u8 uli526x_sense_speed(struct uli526x_board_info *);
static void uli526x_process_mode(struct uli526x_board_info *);
-static void uli526x_timer(unsigned long);
+static void uli526x_timer(struct timer_list *t);
static void uli526x_rx_packet(struct net_device *, struct uli526x_board_info *);
static void uli526x_free_tx_pkt(struct net_device *, struct uli526x_board_info *);
static void uli526x_reuse_skb(struct uli526x_board_info *, struct sk_buff *);
@@ -491,7 +491,7 @@ static int uli526x_open(struct net_device *dev)
netif_wake_queue(dev);
/* set and active a timer process */
- setup_timer(&db->timer, uli526x_timer, (unsigned long)dev);
+ timer_setup(&db->timer, uli526x_timer, 0);
db->timer.expires = ULI526X_TIMER_WUT + HZ * 2;
add_timer(&db->timer);
@@ -1021,10 +1021,10 @@ static const struct ethtool_ops netdev_ethtool_ops = {
* Dynamic media sense, allocate Rx buffer...
*/
-static void uli526x_timer(unsigned long data)
+static void uli526x_timer(struct timer_list *t)
{
- struct net_device *dev = (struct net_device *) data;
- struct uli526x_board_info *db = netdev_priv(dev);
+ struct uli526x_board_info *db = from_timer(db, t, timer);
+ struct net_device *dev = pci_get_drvdata(db->pdev);
struct uli_phy_ops *phy = &db->phy;
void __iomem *ioaddr = db->ioaddr;
unsigned long flags;
diff --git a/drivers/net/ethernet/dec/tulip/winbond-840.c b/drivers/net/ethernet/dec/tulip/winbond-840.c
index 6f88d687b6d2..70cb2d689c2c 100644
--- a/drivers/net/ethernet/dec/tulip/winbond-840.c
+++ b/drivers/net/ethernet/dec/tulip/winbond-840.c
@@ -327,7 +327,7 @@ static int mdio_read(struct net_device *dev, int phy_id, int location);
static void mdio_write(struct net_device *dev, int phy_id, int location, int value);
static int netdev_open(struct net_device *dev);
static int update_link(struct net_device *dev);
-static void netdev_timer(unsigned long data);
+static void netdev_timer(struct timer_list *t);
static void init_rxtx_rings(struct net_device *dev);
static void free_rxtx_rings(struct netdev_private *np);
static void init_registers(struct net_device *dev);
@@ -655,7 +655,7 @@ static int netdev_open(struct net_device *dev)
netdev_dbg(dev, "Done netdev_open()\n");
/* Set the timer to check for link beat. */
- setup_timer(&np->timer, netdev_timer, (unsigned long)dev);
+ timer_setup(&np->timer, netdev_timer, 0);
np->timer.expires = jiffies + 1*HZ;
add_timer(&np->timer);
return 0;
@@ -772,10 +772,10 @@ static inline void update_csr6(struct net_device *dev, int new)
np->mii_if.full_duplex = 1;
}
-static void netdev_timer(unsigned long data)
+static void netdev_timer(struct timer_list *t)
{
- struct net_device *dev = (struct net_device *)data;
- struct netdev_private *np = netdev_priv(dev);
+ struct netdev_private *np = from_timer(np, t, timer);
+ struct net_device *dev = pci_get_drvdata(np->pci_dev);
void __iomem *ioaddr = np->base_addr;
if (debug > 2)
--
2.7.4
^ permalink raw reply related
* [PATCH 22/58] net: can: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:29 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Oliver Hartkopp, Marc Kleine-Budde, linux-can, netdev,
Thomas Gleixner, linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: Oliver Hartkopp <socketcan@hartkopp.net>
Cc: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: linux-can@vger.kernel.org
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
net/can/af_can.c | 4 ++--
net/can/af_can.h | 2 +-
net/can/proc.c | 8 ++++----
3 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/net/can/af_can.c b/net/can/af_can.c
index 88edac0f3e36..1f75e11ac35a 100644
--- a/net/can/af_can.c
+++ b/net/can/af_can.c
@@ -882,8 +882,8 @@ static int can_pernet_init(struct net *net)
if (IS_ENABLED(CONFIG_PROC_FS)) {
/* the statistics are updated every second (timer triggered) */
if (stats_timer) {
- setup_timer(&net->can.can_stattimer, can_stat_update,
- (unsigned long)net);
+ timer_setup(&net->can.can_stattimer, can_stat_update,
+ 0);
mod_timer(&net->can.can_stattimer,
round_jiffies(jiffies + HZ));
}
diff --git a/net/can/af_can.h b/net/can/af_can.h
index d0ef45bb2a72..eca6463c6213 100644
--- a/net/can/af_can.h
+++ b/net/can/af_can.h
@@ -113,6 +113,6 @@ struct s_pstats {
/* function prototypes for the CAN networklayer procfs (proc.c) */
void can_init_proc(struct net *net);
void can_remove_proc(struct net *net);
-void can_stat_update(unsigned long data);
+void can_stat_update(struct timer_list *t);
#endif /* AF_CAN_H */
diff --git a/net/can/proc.c b/net/can/proc.c
index 83045f00c63c..d979b3dc49a6 100644
--- a/net/can/proc.c
+++ b/net/can/proc.c
@@ -115,9 +115,9 @@ static unsigned long calc_rate(unsigned long oldjif, unsigned long newjif,
return rate;
}
-void can_stat_update(unsigned long data)
+void can_stat_update(struct timer_list *t)
{
- struct net *net = (struct net *)data;
+ struct net *net = from_timer(net, t, can.can_stattimer);
struct s_stats *can_stats = net->can.can_stats;
unsigned long j = jiffies; /* snapshot */
@@ -221,7 +221,7 @@ static int can_stats_proc_show(struct seq_file *m, void *v)
seq_putc(m, '\n');
- if (net->can.can_stattimer.function == can_stat_update) {
+ if (net->can.can_stattimer.function == (TIMER_FUNC_TYPE)can_stat_update) {
seq_printf(m, " %8ld %% total match ratio (RXMR)\n",
can_stats->total_rx_match_ratio);
@@ -291,7 +291,7 @@ static int can_reset_stats_proc_show(struct seq_file *m, void *v)
user_reset = 1;
- if (net->can.can_stattimer.function == can_stat_update) {
+ if (net->can.can_stattimer.function == (TIMER_FUNC_TYPE)can_stat_update) {
seq_printf(m, "Scheduled statistic reset #%ld.\n",
can_pstats->stats_reset + 1);
} else {
--
2.7.4
^ permalink raw reply related
* [PATCH 23/58] drivers/net/3com: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:29 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Steffen Klassert, Jarod Wilson, netdev,
Thomas Gleixner, linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: Steffen Klassert <klassert@mathematik.tu-chemnitz.de>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Jarod Wilson <jarod@redhat.com>
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
drivers/net/ethernet/3com/3c574_cs.c | 12 +++++-------
drivers/net/ethernet/3com/3c589_cs.c | 10 +++++-----
drivers/net/ethernet/3com/3c59x.c | 20 ++++++++++----------
3 files changed, 20 insertions(+), 22 deletions(-)
diff --git a/drivers/net/ethernet/3com/3c574_cs.c b/drivers/net/ethernet/3com/3c574_cs.c
index 47c844cc9d27..48bc7fa0258c 100644
--- a/drivers/net/ethernet/3com/3c574_cs.c
+++ b/drivers/net/ethernet/3com/3c574_cs.c
@@ -225,7 +225,7 @@ static unsigned short read_eeprom(unsigned int ioaddr, int index);
static void tc574_wait_for_completion(struct net_device *dev, int cmd);
static void tc574_reset(struct net_device *dev);
-static void media_check(unsigned long arg);
+static void media_check(struct timer_list *t);
static int el3_open(struct net_device *dev);
static netdev_tx_t el3_start_xmit(struct sk_buff *skb,
struct net_device *dev);
@@ -377,7 +377,7 @@ static int tc574_config(struct pcmcia_device *link)
lp->autoselect = config & Autoselect ? 1 : 0;
}
- init_timer(&lp->media);
+ timer_setup(&lp->media, media_check, 0);
{
int phy;
@@ -681,8 +681,6 @@ static int el3_open(struct net_device *dev)
netif_start_queue(dev);
tc574_reset(dev);
- lp->media.function = media_check;
- lp->media.data = (unsigned long) dev;
lp->media.expires = jiffies + HZ;
add_timer(&lp->media);
@@ -859,10 +857,10 @@ static irqreturn_t el3_interrupt(int irq, void *dev_id)
(and as a last resort, poll the NIC for events), and to monitor
the MII, reporting changes in cable status.
*/
-static void media_check(unsigned long arg)
+static void media_check(struct timer_list *t)
{
- struct net_device *dev = (struct net_device *) arg;
- struct el3_private *lp = netdev_priv(dev);
+ struct el3_private *lp = from_timer(lp, t, media);
+ struct net_device *dev = lp->p_dev->priv;
unsigned int ioaddr = dev->base_addr;
unsigned long flags;
unsigned short /* cable, */ media, partner;
diff --git a/drivers/net/ethernet/3com/3c589_cs.c b/drivers/net/ethernet/3com/3c589_cs.c
index e28254a00599..2b2695311bda 100644
--- a/drivers/net/ethernet/3com/3c589_cs.c
+++ b/drivers/net/ethernet/3com/3c589_cs.c
@@ -163,7 +163,7 @@ static void tc589_release(struct pcmcia_device *link);
static u16 read_eeprom(unsigned int ioaddr, int index);
static void tc589_reset(struct net_device *dev);
-static void media_check(unsigned long arg);
+static void media_check(struct timer_list *t);
static int el3_config(struct net_device *dev, struct ifmap *map);
static int el3_open(struct net_device *dev);
static netdev_tx_t el3_start_xmit(struct sk_buff *skb,
@@ -517,7 +517,7 @@ static int el3_open(struct net_device *dev)
netif_start_queue(dev);
tc589_reset(dev);
- setup_timer(&lp->media, media_check, (unsigned long)dev);
+ timer_setup(&lp->media, media_check, 0);
mod_timer(&lp->media, jiffies + HZ);
dev_dbg(&link->dev, "%s: opened, status %4.4x.\n",
@@ -676,10 +676,10 @@ static irqreturn_t el3_interrupt(int irq, void *dev_id)
return IRQ_RETVAL(handled);
}
-static void media_check(unsigned long arg)
+static void media_check(struct timer_list *t)
{
- struct net_device *dev = (struct net_device *)(arg);
- struct el3_private *lp = netdev_priv(dev);
+ struct el3_private *lp = from_timer(lp, t, media);
+ struct net_device *dev = lp->p_dev->priv;
unsigned int ioaddr = dev->base_addr;
u16 media, errs;
unsigned long flags;
diff --git a/drivers/net/ethernet/3com/3c59x.c b/drivers/net/ethernet/3com/3c59x.c
index 402d9090ad29..f4e13a7014bd 100644
--- a/drivers/net/ethernet/3com/3c59x.c
+++ b/drivers/net/ethernet/3com/3c59x.c
@@ -759,8 +759,8 @@ static int vortex_open(struct net_device *dev);
static void mdio_sync(struct vortex_private *vp, int bits);
static int mdio_read(struct net_device *dev, int phy_id, int location);
static void mdio_write(struct net_device *vp, int phy_id, int location, int value);
-static void vortex_timer(unsigned long arg);
-static void rx_oom_timer(unsigned long arg);
+static void vortex_timer(struct timer_list *t);
+static void rx_oom_timer(struct timer_list *t);
static netdev_tx_t vortex_start_xmit(struct sk_buff *skb,
struct net_device *dev);
static netdev_tx_t boomerang_start_xmit(struct sk_buff *skb,
@@ -1599,9 +1599,9 @@ vortex_up(struct net_device *dev)
dev->name, media_tbl[dev->if_port].name);
}
- setup_timer(&vp->timer, vortex_timer, (unsigned long)dev);
+ timer_setup(&vp->timer, vortex_timer, 0);
mod_timer(&vp->timer, RUN_AT(media_tbl[dev->if_port].wait));
- setup_timer(&vp->rx_oom_timer, rx_oom_timer, (unsigned long)dev);
+ timer_setup(&vp->rx_oom_timer, rx_oom_timer, 0);
if (vortex_debug > 1)
pr_debug("%s: Initial media type %s.\n",
@@ -1784,10 +1784,10 @@ vortex_open(struct net_device *dev)
}
static void
-vortex_timer(unsigned long data)
+vortex_timer(struct timer_list *t)
{
- struct net_device *dev = (struct net_device *)data;
- struct vortex_private *vp = netdev_priv(dev);
+ struct vortex_private *vp = from_timer(vp, t, timer);
+ struct net_device *dev = vp->mii.dev;
void __iomem *ioaddr = vp->ioaddr;
int next_tick = 60*HZ;
int ok = 0;
@@ -2687,10 +2687,10 @@ boomerang_rx(struct net_device *dev)
* for some memory. Otherwise there is no way to restart the rx process.
*/
static void
-rx_oom_timer(unsigned long arg)
+rx_oom_timer(struct timer_list *t)
{
- struct net_device *dev = (struct net_device *)arg;
- struct vortex_private *vp = netdev_priv(dev);
+ struct vortex_private *vp = from_timer(vp, t, rx_oom_timer);
+ struct net_device *dev = vp->mii.dev;
spin_lock_irq(&vp->lock);
if ((vp->cur_rx - vp->dirty_rx) == RX_RING_SIZE) /* This test is redundant, but makes me feel good */
--
2.7.4
^ permalink raw reply related
* [PATCH 25/58] net: amd8111e: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:29 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Eric Dumazet, Jarod Wilson, Philippe Reynes, netdev,
Thomas Gleixner, linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Eric Dumazet <edumazet@google.com>
Cc: Jarod Wilson <jarod@redhat.com>
Cc: Philippe Reynes <tremyfr@gmail.com>
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
drivers/net/ethernet/amd/amd8111e.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/amd/amd8111e.c b/drivers/net/ethernet/amd/amd8111e.c
index 7f22af6e37e0..358f7ab77c70 100644
--- a/drivers/net/ethernet/amd/amd8111e.c
+++ b/drivers/net/ethernet/amd/amd8111e.c
@@ -1669,9 +1669,9 @@ static int amd8111e_resume(struct pci_dev *pci_dev)
return 0;
}
-static void amd8111e_config_ipg(struct net_device *dev)
+static void amd8111e_config_ipg(struct timer_list *t)
{
- struct amd8111e_priv *lp = netdev_priv(dev);
+ struct amd8111e_priv *lp = from_timer(lp, t, ipg_data.ipg_timer);
struct ipg_info *ipg_data = &lp->ipg_data;
void __iomem *mmio = lp->mmio;
unsigned int prev_col_cnt = ipg_data->col_cnt;
@@ -1883,8 +1883,7 @@ static int amd8111e_probe_one(struct pci_dev *pdev,
/* Initialize software ipg timer */
if(lp->options & OPTION_DYN_IPG_ENABLE){
- setup_timer(&lp->ipg_data.ipg_timer,
- (void *)&amd8111e_config_ipg, (unsigned long)dev);
+ timer_setup(&lp->ipg_data.ipg_timer, amd8111e_config_ipg, 0);
lp->ipg_data.ipg_timer.expires = jiffies +
IPG_CONVERGE_JIFFIES;
lp->ipg_data.ipg = DEFAULT_IPG;
--
2.7.4
^ permalink raw reply related
* [PATCH 26/58] bna: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:29 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Rasesh Mody, Sudarsana Kalluru, Dept-GELinuxNICDev,
netdev, Thomas Gleixner, linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: Rasesh Mody <rasesh.mody@cavium.com>
Cc: Sudarsana Kalluru <sudarsana.kalluru@cavium.com>
Cc: Dept-GELinuxNICDev@cavium.com
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
drivers/net/ethernet/brocade/bna/bnad.c | 43 +++++++++++++++------------------
1 file changed, 19 insertions(+), 24 deletions(-)
diff --git a/drivers/net/ethernet/brocade/bna/bnad.c b/drivers/net/ethernet/brocade/bna/bnad.c
index 6e13c937d715..a843076597ec 100644
--- a/drivers/net/ethernet/brocade/bna/bnad.c
+++ b/drivers/net/ethernet/brocade/bna/bnad.c
@@ -1693,9 +1693,9 @@ bnad_rx_res_alloc(struct bnad *bnad, struct bna_res_info *res_info,
/* Timer callbacks */
/* a) IOC timer */
static void
-bnad_ioc_timeout(unsigned long data)
+bnad_ioc_timeout(struct timer_list *t)
{
- struct bnad *bnad = (struct bnad *)data;
+ struct bnad *bnad = from_timer(bnad, t, bna.ioceth.ioc.ioc_timer);
unsigned long flags;
spin_lock_irqsave(&bnad->bna_lock, flags);
@@ -1704,9 +1704,9 @@ bnad_ioc_timeout(unsigned long data)
}
static void
-bnad_ioc_hb_check(unsigned long data)
+bnad_ioc_hb_check(struct timer_list *t)
{
- struct bnad *bnad = (struct bnad *)data;
+ struct bnad *bnad = from_timer(bnad, t, bna.ioceth.ioc.hb_timer);
unsigned long flags;
spin_lock_irqsave(&bnad->bna_lock, flags);
@@ -1715,9 +1715,9 @@ bnad_ioc_hb_check(unsigned long data)
}
static void
-bnad_iocpf_timeout(unsigned long data)
+bnad_iocpf_timeout(struct timer_list *t)
{
- struct bnad *bnad = (struct bnad *)data;
+ struct bnad *bnad = from_timer(bnad, t, bna.ioceth.ioc.iocpf_timer);
unsigned long flags;
spin_lock_irqsave(&bnad->bna_lock, flags);
@@ -1726,9 +1726,9 @@ bnad_iocpf_timeout(unsigned long data)
}
static void
-bnad_iocpf_sem_timeout(unsigned long data)
+bnad_iocpf_sem_timeout(struct timer_list *t)
{
- struct bnad *bnad = (struct bnad *)data;
+ struct bnad *bnad = from_timer(bnad, t, bna.ioceth.ioc.sem_timer);
unsigned long flags;
spin_lock_irqsave(&bnad->bna_lock, flags);
@@ -1748,9 +1748,9 @@ bnad_iocpf_sem_timeout(unsigned long data)
/* b) Dynamic Interrupt Moderation Timer */
static void
-bnad_dim_timeout(unsigned long data)
+bnad_dim_timeout(struct timer_list *t)
{
- struct bnad *bnad = (struct bnad *)data;
+ struct bnad *bnad = from_timer(bnad, t, dim_timer);
struct bnad_rx_info *rx_info;
struct bnad_rx_ctrl *rx_ctrl;
int i, j;
@@ -1781,9 +1781,9 @@ bnad_dim_timeout(unsigned long data)
/* c) Statistics Timer */
static void
-bnad_stats_timeout(unsigned long data)
+bnad_stats_timeout(struct timer_list *t)
{
- struct bnad *bnad = (struct bnad *)data;
+ struct bnad *bnad = from_timer(bnad, t, stats_timer);
unsigned long flags;
if (!netif_running(bnad->netdev) ||
@@ -1804,8 +1804,7 @@ bnad_dim_timer_start(struct bnad *bnad)
{
if (bnad->cfg_flags & BNAD_CF_DIM_ENABLED &&
!test_bit(BNAD_RF_DIM_TIMER_RUNNING, &bnad->run_flags)) {
- setup_timer(&bnad->dim_timer, bnad_dim_timeout,
- (unsigned long)bnad);
+ timer_setup(&bnad->dim_timer, bnad_dim_timeout, 0);
set_bit(BNAD_RF_DIM_TIMER_RUNNING, &bnad->run_flags);
mod_timer(&bnad->dim_timer,
jiffies + msecs_to_jiffies(BNAD_DIM_TIMER_FREQ));
@@ -1823,8 +1822,7 @@ bnad_stats_timer_start(struct bnad *bnad)
spin_lock_irqsave(&bnad->bna_lock, flags);
if (!test_and_set_bit(BNAD_RF_STATS_TIMER_RUNNING, &bnad->run_flags)) {
- setup_timer(&bnad->stats_timer, bnad_stats_timeout,
- (unsigned long)bnad);
+ timer_setup(&bnad->stats_timer, bnad_stats_timeout, 0);
mod_timer(&bnad->stats_timer,
jiffies + msecs_to_jiffies(BNAD_STATS_TIMER_FREQ));
}
@@ -3692,14 +3690,11 @@ bnad_pci_probe(struct pci_dev *pdev,
goto res_free;
/* Set up timers */
- setup_timer(&bnad->bna.ioceth.ioc.ioc_timer, bnad_ioc_timeout,
- (unsigned long)bnad);
- setup_timer(&bnad->bna.ioceth.ioc.hb_timer, bnad_ioc_hb_check,
- (unsigned long)bnad);
- setup_timer(&bnad->bna.ioceth.ioc.iocpf_timer, bnad_iocpf_timeout,
- (unsigned long)bnad);
- setup_timer(&bnad->bna.ioceth.ioc.sem_timer, bnad_iocpf_sem_timeout,
- (unsigned long)bnad);
+ timer_setup(&bnad->bna.ioceth.ioc.ioc_timer, bnad_ioc_timeout, 0);
+ timer_setup(&bnad->bna.ioceth.ioc.hb_timer, bnad_ioc_hb_check, 0);
+ timer_setup(&bnad->bna.ioceth.ioc.iocpf_timer, bnad_iocpf_timeout, 0);
+ timer_setup(&bnad->bna.ioceth.ioc.sem_timer, bnad_iocpf_sem_timeout,
+ 0);
/*
* Start the chip
--
2.7.4
^ permalink raw reply related
* [PATCH 27/58] net: dl2k: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:29 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Jarod Wilson, Tobias Klauser, Philippe Reynes, netdev,
Thomas Gleixner, linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Jarod Wilson <jarod@redhat.com>
Cc: Tobias Klauser <tklauser@distanz.ch>
Cc: Philippe Reynes <tremyfr@gmail.com>
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Tobias Klauser <tklauser@distanz.ch>
---
drivers/net/ethernet/dlink/dl2k.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/net/ethernet/dlink/dl2k.c b/drivers/net/ethernet/dlink/dl2k.c
index 778f974e2928..a2f6758d38dd 100644
--- a/drivers/net/ethernet/dlink/dl2k.c
+++ b/drivers/net/ethernet/dlink/dl2k.c
@@ -68,7 +68,7 @@ static const int max_intrloop = 50;
static const int multicast_filter_limit = 0x40;
static int rio_open (struct net_device *dev);
-static void rio_timer (unsigned long data);
+static void rio_timer (struct timer_list *t);
static void rio_tx_timeout (struct net_device *dev);
static netdev_tx_t start_xmit (struct sk_buff *skb, struct net_device *dev);
static irqreturn_t rio_interrupt (int irq, void *dev_instance);
@@ -644,7 +644,7 @@ static int rio_open(struct net_device *dev)
return i;
}
- setup_timer(&np->timer, rio_timer, (unsigned long)dev);
+ timer_setup(&np->timer, rio_timer, 0);
np->timer.expires = jiffies + 1 * HZ;
add_timer(&np->timer);
@@ -655,10 +655,10 @@ static int rio_open(struct net_device *dev)
}
static void
-rio_timer (unsigned long data)
+rio_timer (struct timer_list *t)
{
- struct net_device *dev = (struct net_device *)data;
- struct netdev_private *np = netdev_priv(dev);
+ struct netdev_private *np = from_timer(np, t, timer);
+ struct net_device *dev = pci_get_drvdata(np->pdev);
unsigned int entry;
int next_tick = 1*HZ;
unsigned long flags;
--
2.7.4
^ permalink raw reply related
* [PATCH 28/58] net: ksz884x: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:29 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Johannes Berg, Jarod Wilson, Masahiro Yamada,
Philippe Reynes, netdev, Thomas Gleixner, linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Johannes Berg <johannes.berg@intel.com>
Cc: Jarod Wilson <jarod@redhat.com>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Philippe Reynes <tremyfr@gmail.com>
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
drivers/net/ethernet/micrel/ksz884x.c | 18 +++++++++---------
1 file changed, 9 insertions(+), 9 deletions(-)
diff --git a/drivers/net/ethernet/micrel/ksz884x.c b/drivers/net/ethernet/micrel/ksz884x.c
index e798fbe08600..52207508744c 100644
--- a/drivers/net/ethernet/micrel/ksz884x.c
+++ b/drivers/net/ethernet/micrel/ksz884x.c
@@ -4338,11 +4338,11 @@ static void ksz_stop_timer(struct ksz_timer_info *info)
}
static void ksz_init_timer(struct ksz_timer_info *info, int period,
- void (*function)(unsigned long), void *data)
+ void (*function)(struct timer_list *))
{
info->max = 0;
info->period = period;
- setup_timer(&info->timer, function, (unsigned long)data);
+ timer_setup(&info->timer, function, 0);
}
static void ksz_update_timer(struct ksz_timer_info *info)
@@ -6689,9 +6689,9 @@ static void mib_read_work(struct work_struct *work)
}
}
-static void mib_monitor(unsigned long ptr)
+static void mib_monitor(struct timer_list *t)
{
- struct dev_info *hw_priv = (struct dev_info *) ptr;
+ struct dev_info *hw_priv = from_timer(hw_priv, t, mib_timer_info.timer);
mib_read_work(&hw_priv->mib_read);
@@ -6716,10 +6716,10 @@ static void mib_monitor(unsigned long ptr)
*
* This routine is run in a kernel timer to monitor the network device.
*/
-static void dev_monitor(unsigned long ptr)
+static void dev_monitor(struct timer_list *t)
{
- struct net_device *dev = (struct net_device *) ptr;
- struct dev_priv *priv = netdev_priv(dev);
+ struct dev_priv *priv = from_timer(priv, t, monitor_timer_info.timer);
+ struct net_device *dev = priv->mii_if.dev;
struct dev_info *hw_priv = priv->adapter;
struct ksz_hw *hw = &hw_priv->hw;
struct ksz_port *port = &priv->port;
@@ -6789,7 +6789,7 @@ static int __init netdev_init(struct net_device *dev)
/* 500 ms timeout */
ksz_init_timer(&priv->monitor_timer_info, 500 * HZ / 1000,
- dev_monitor, dev);
+ dev_monitor);
/* 500 ms timeout */
dev->watchdog_timeo = HZ / 2;
@@ -7065,7 +7065,7 @@ static int pcidev_init(struct pci_dev *pdev, const struct pci_device_id *id)
/* 500 ms timeout */
ksz_init_timer(&hw_priv->mib_timer_info, 500 * HZ / 1000,
- mib_monitor, hw_priv);
+ mib_monitor);
for (i = 0; i < hw->dev_count; i++) {
dev = alloc_etherdev(sizeof(struct dev_priv));
--
2.7.4
^ permalink raw reply related
* [PATCH 29/58] forcedeth: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:29 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Zhu Yanjun, Philippe Reynes, netdev, Thomas Gleixner,
linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Zhu Yanjun <yanjun.zhu@oracle.com>
Cc: Philippe Reynes <tremyfr@gmail.com>
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
drivers/net/ethernet/nvidia/forcedeth.c | 28 ++++++++++++++--------------
1 file changed, 14 insertions(+), 14 deletions(-)
diff --git a/drivers/net/ethernet/nvidia/forcedeth.c b/drivers/net/ethernet/nvidia/forcedeth.c
index a235e8881af9..88128ce61471 100644
--- a/drivers/net/ethernet/nvidia/forcedeth.c
+++ b/drivers/net/ethernet/nvidia/forcedeth.c
@@ -1884,10 +1884,9 @@ static int nv_alloc_rx_optimized(struct net_device *dev)
}
/* If rx bufs are exhausted called after 50ms to attempt to refresh */
-static void nv_do_rx_refill(unsigned long data)
+static void nv_do_rx_refill(struct timer_list *t)
{
- struct net_device *dev = (struct net_device *) data;
- struct fe_priv *np = netdev_priv(dev);
+ struct fe_priv *np = from_timer(np, t, oom_kick);
/* Just reschedule NAPI rx processing */
napi_schedule(&np->napi);
@@ -4065,10 +4064,10 @@ static void nv_free_irq(struct net_device *dev)
}
}
-static void nv_do_nic_poll(unsigned long data)
+static void nv_do_nic_poll(struct timer_list *t)
{
- struct net_device *dev = (struct net_device *) data;
- struct fe_priv *np = netdev_priv(dev);
+ struct fe_priv *np = from_timer(np, t, nic_poll);
+ struct net_device *dev = np->dev;
u8 __iomem *base = get_hwbase(dev);
u32 mask = 0;
unsigned long flags;
@@ -4176,16 +4175,18 @@ static void nv_do_nic_poll(unsigned long data)
#ifdef CONFIG_NET_POLL_CONTROLLER
static void nv_poll_controller(struct net_device *dev)
{
- nv_do_nic_poll((unsigned long) dev);
+ struct fe_priv *np = netdev_priv(dev);
+
+ nv_do_nic_poll(&np->nic_poll);
}
#endif
-static void nv_do_stats_poll(unsigned long data)
+static void nv_do_stats_poll(struct timer_list *t)
__acquires(&netdev_priv(dev)->hwstats_lock)
__releases(&netdev_priv(dev)->hwstats_lock)
{
- struct net_device *dev = (struct net_device *) data;
- struct fe_priv *np = netdev_priv(dev);
+ struct fe_priv *np = from_timer(np, t, stats_poll);
+ struct net_device *dev = np->dev;
/* If lock is currently taken, the stats are being refreshed
* and hence fresh enough */
@@ -5631,10 +5632,9 @@ static int nv_probe(struct pci_dev *pci_dev, const struct pci_device_id *id)
u64_stats_init(&np->swstats_rx_syncp);
u64_stats_init(&np->swstats_tx_syncp);
- setup_timer(&np->oom_kick, nv_do_rx_refill, (unsigned long)dev);
- setup_timer(&np->nic_poll, nv_do_nic_poll, (unsigned long)dev);
- setup_deferrable_timer(&np->stats_poll, nv_do_stats_poll,
- (unsigned long)dev);
+ timer_setup(&np->oom_kick, nv_do_rx_refill, 0);
+ timer_setup(&np->nic_poll, nv_do_nic_poll, 0);
+ timer_setup(&np->stats_poll, nv_do_stats_poll, TIMER_DEFERRABLE);
err = pci_enable_device(pci_dev);
if (err)
--
2.7.4
^ permalink raw reply related
* [PATCH 30/58] mISDN: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:29 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Karsten Keil, Geliang Tang, Masahiro Yamada,
Andrew Morton, Anton Vasilyev, Ingo Molnar, netdev,
Thomas Gleixner, linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: Karsten Keil <isdn@linux-pingi.de>
Cc: Geliang Tang <geliangtang@gmail.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Anton Vasilyev <vasilyev@ispras.ru>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
drivers/isdn/hardware/mISDN/mISDNipac.c | 7 +++----
drivers/isdn/hardware/mISDN/w6692.c | 7 +++----
drivers/isdn/mISDN/dsp.h | 2 +-
drivers/isdn/mISDN/dsp_core.c | 6 ++----
drivers/isdn/mISDN/dsp_tones.c | 6 ++----
drivers/isdn/mISDN/fsm.c | 7 +++----
drivers/isdn/mISDN/l1oip_core.c | 15 +++++++--------
drivers/isdn/mISDN/timerdev.c | 6 +++---
8 files changed, 24 insertions(+), 32 deletions(-)
diff --git a/drivers/isdn/hardware/mISDN/mISDNipac.c b/drivers/isdn/hardware/mISDN/mISDNipac.c
index e240010b93fa..4d78f870435e 100644
--- a/drivers/isdn/hardware/mISDN/mISDNipac.c
+++ b/drivers/isdn/hardware/mISDN/mISDNipac.c
@@ -172,7 +172,6 @@ isac_fill_fifo(struct isac_hw *isac)
pr_debug("%s: %s dbusytimer running\n", isac->name, __func__);
del_timer(&isac->dch.timer);
}
- init_timer(&isac->dch.timer);
isac->dch.timer.expires = jiffies + ((DBUSY_TIMER_VALUE * HZ)/1000);
add_timer(&isac->dch.timer);
if (isac->dch.debug & DEBUG_HW_DFIFO) {
@@ -727,8 +726,9 @@ isac_release(struct isac_hw *isac)
}
static void
-dbusy_timer_handler(struct isac_hw *isac)
+dbusy_timer_handler(struct timer_list *t)
{
+ struct isac_hw *isac = from_timer(isac, t, dch.timer);
int rbch, star;
u_long flags;
@@ -796,8 +796,7 @@ isac_init(struct isac_hw *isac)
}
isac->mon_tx = NULL;
isac->mon_rx = NULL;
- setup_timer(&isac->dch.timer, (void *)dbusy_timer_handler,
- (long)isac);
+ timer_setup(&isac->dch.timer, dbusy_timer_handler, 0);
isac->mocr = 0xaa;
if (isac->type & IPAC_TYPE_ISACX) {
/* Disable all IRQ */
diff --git a/drivers/isdn/hardware/mISDN/w6692.c b/drivers/isdn/hardware/mISDN/w6692.c
index d80072fef434..536d5137f49d 100644
--- a/drivers/isdn/hardware/mISDN/w6692.c
+++ b/drivers/isdn/hardware/mISDN/w6692.c
@@ -311,7 +311,6 @@ W6692_fill_Dfifo(struct w6692_hw *card)
pr_debug("%s: fill_Dfifo dbusytimer running\n", card->name);
del_timer(&dch->timer);
}
- init_timer(&dch->timer);
dch->timer.expires = jiffies + ((DBUSY_TIMER_VALUE * HZ) / 1000);
add_timer(&dch->timer);
if (debug & DEBUG_HW_DFIFO) {
@@ -819,8 +818,9 @@ w6692_irq(int intno, void *dev_id)
}
static void
-dbusy_timer_handler(struct dchannel *dch)
+dbusy_timer_handler(struct timer_list *t)
{
+ struct dchannel *dch = from_timer(dch, t, timer);
struct w6692_hw *card = dch->hw;
int rbch, star;
u_long flags;
@@ -852,8 +852,7 @@ static void initW6692(struct w6692_hw *card)
{
u8 val;
- setup_timer(&card->dch.timer, (void *)dbusy_timer_handler,
- (u_long)&card->dch);
+ timer_setup(&card->dch.timer, dbusy_timer_handler, 0);
w6692_mode(&card->bc[0], ISDN_P_NONE);
w6692_mode(&card->bc[1], ISDN_P_NONE);
WriteW6692(card, W_D_CTL, 0x00);
diff --git a/drivers/isdn/mISDN/dsp.h b/drivers/isdn/mISDN/dsp.h
index fc1733a08845..fa09d511a8ed 100644
--- a/drivers/isdn/mISDN/dsp.h
+++ b/drivers/isdn/mISDN/dsp.h
@@ -259,7 +259,7 @@ extern u8 *dsp_dtmf_goertzel_decode(struct dsp *dsp, u8 *data, int len,
extern int dsp_tone(struct dsp *dsp, int tone);
extern void dsp_tone_copy(struct dsp *dsp, u8 *data, int len);
-extern void dsp_tone_timeout(void *arg);
+extern void dsp_tone_timeout(struct timer_list *t);
extern void dsp_bf_encrypt(struct dsp *dsp, u8 *data, int len);
extern void dsp_bf_decrypt(struct dsp *dsp, u8 *data, int len);
diff --git a/drivers/isdn/mISDN/dsp_core.c b/drivers/isdn/mISDN/dsp_core.c
index 880e9d367a39..cd036e87335a 100644
--- a/drivers/isdn/mISDN/dsp_core.c
+++ b/drivers/isdn/mISDN/dsp_core.c
@@ -1092,7 +1092,7 @@ dspcreate(struct channel_req *crq)
ndsp->pcm_bank_tx = -1;
ndsp->hfc_conf = -1; /* current conference number */
/* set tone timer */
- setup_timer(&ndsp->tone.tl, (void *)dsp_tone_timeout, (long)ndsp);
+ timer_setup(&ndsp->tone.tl, dsp_tone_timeout, 0);
if (dtmfthreshold < 20 || dtmfthreshold > 500)
dtmfthreshold = 200;
@@ -1202,9 +1202,7 @@ static int __init dsp_init(void)
}
/* set sample timer */
- dsp_spl_tl.function = (void *)dsp_cmx_send;
- dsp_spl_tl.data = 0;
- init_timer(&dsp_spl_tl);
+ timer_setup(&dsp_spl_tl, (void *)dsp_cmx_send, 0);
dsp_spl_tl.expires = jiffies + dsp_tics;
dsp_spl_jiffies = dsp_spl_tl.expires;
add_timer(&dsp_spl_tl);
diff --git a/drivers/isdn/mISDN/dsp_tones.c b/drivers/isdn/mISDN/dsp_tones.c
index 057e0d6a369b..8389e2105cdc 100644
--- a/drivers/isdn/mISDN/dsp_tones.c
+++ b/drivers/isdn/mISDN/dsp_tones.c
@@ -457,9 +457,9 @@ dsp_tone_hw_message(struct dsp *dsp, u8 *sample, int len)
* timer expires *
*****************/
void
-dsp_tone_timeout(void *arg)
+dsp_tone_timeout(struct timer_list *t)
{
- struct dsp *dsp = arg;
+ struct dsp *dsp = from_timer(dsp, t, tone.tl);
struct dsp_tone *tone = &dsp->tone;
struct pattern *pat = (struct pattern *)tone->pattern;
int index = tone->index;
@@ -478,7 +478,6 @@ dsp_tone_timeout(void *arg)
else
dsp_tone_hw_message(dsp, pat->data[index], *(pat->siz[index]));
/* set timer */
- init_timer(&tone->tl);
tone->tl.expires = jiffies + (pat->seq[index] * HZ) / 8000;
add_timer(&tone->tl);
}
@@ -541,7 +540,6 @@ dsp_tone(struct dsp *dsp, int tone)
/* set timer */
if (timer_pending(&tonet->tl))
del_timer(&tonet->tl);
- init_timer(&tonet->tl);
tonet->tl.expires = jiffies + (pat->seq[0] * HZ) / 8000;
add_timer(&tonet->tl);
} else {
diff --git a/drivers/isdn/mISDN/fsm.c b/drivers/isdn/mISDN/fsm.c
index 92e6570b1143..cabcb906e0b5 100644
--- a/drivers/isdn/mISDN/fsm.c
+++ b/drivers/isdn/mISDN/fsm.c
@@ -100,8 +100,9 @@ mISDN_FsmChangeState(struct FsmInst *fi, int newstate)
EXPORT_SYMBOL(mISDN_FsmChangeState);
static void
-FsmExpireTimer(struct FsmTimer *ft)
+FsmExpireTimer(struct timer_list *t)
{
+ struct FsmTimer *ft = from_timer(ft, t, tl);
#if FSM_TIMER_DEBUG
if (ft->fi->debug)
ft->fi->printdebug(ft->fi, "FsmExpireTimer %lx", (long) ft);
@@ -117,7 +118,7 @@ mISDN_FsmInitTimer(struct FsmInst *fi, struct FsmTimer *ft)
if (ft->fi->debug)
ft->fi->printdebug(ft->fi, "mISDN_FsmInitTimer %lx", (long) ft);
#endif
- setup_timer(&ft->tl, (void *)FsmExpireTimer, (long)ft);
+ timer_setup(&ft->tl, FsmExpireTimer, 0);
}
EXPORT_SYMBOL(mISDN_FsmInitTimer);
@@ -153,7 +154,6 @@ mISDN_FsmAddTimer(struct FsmTimer *ft,
}
return -1;
}
- init_timer(&ft->tl);
ft->event = event;
ft->arg = arg;
ft->tl.expires = jiffies + (millisec * HZ) / 1000;
@@ -175,7 +175,6 @@ mISDN_FsmRestartTimer(struct FsmTimer *ft,
if (timer_pending(&ft->tl))
del_timer(&ft->tl);
- init_timer(&ft->tl);
ft->event = event;
ft->arg = arg;
ft->tl.expires = jiffies + (millisec * HZ) / 1000;
diff --git a/drivers/isdn/mISDN/l1oip_core.c b/drivers/isdn/mISDN/l1oip_core.c
index 6be2041248d3..b5d590e378ac 100644
--- a/drivers/isdn/mISDN/l1oip_core.c
+++ b/drivers/isdn/mISDN/l1oip_core.c
@@ -842,17 +842,18 @@ l1oip_send_bh(struct work_struct *work)
* timer stuff
*/
static void
-l1oip_keepalive(void *data)
+l1oip_keepalive(struct timer_list *t)
{
- struct l1oip *hc = (struct l1oip *)data;
+ struct l1oip *hc = from_timer(hc, t, keep_tl);
schedule_work(&hc->workq);
}
static void
-l1oip_timeout(void *data)
+l1oip_timeout(struct timer_list *t)
{
- struct l1oip *hc = (struct l1oip *)data;
+ struct l1oip *hc = from_timer(hc, t,
+ timeout_tl);
struct dchannel *dch = hc->chan[hc->d_idx].dch;
if (debug & DEBUG_L1OIP_MSG)
@@ -1437,13 +1438,11 @@ init_card(struct l1oip *hc, int pri, int bundle)
if (ret)
return ret;
- hc->keep_tl.function = (void *)l1oip_keepalive;
- hc->keep_tl.data = (ulong)hc;
- init_timer(&hc->keep_tl);
+ timer_setup(&hc->keep_tl, l1oip_keepalive, 0);
hc->keep_tl.expires = jiffies + 2 * HZ; /* two seconds first time */
add_timer(&hc->keep_tl);
- setup_timer(&hc->timeout_tl, (void *)l1oip_timeout, (ulong)hc);
+ timer_setup(&hc->timeout_tl, l1oip_timeout, 0);
hc->timeout_on = 0; /* state that we have timer off */
return 0;
diff --git a/drivers/isdn/mISDN/timerdev.c b/drivers/isdn/mISDN/timerdev.c
index b1e135fc1fb5..c50a34340f67 100644
--- a/drivers/isdn/mISDN/timerdev.c
+++ b/drivers/isdn/mISDN/timerdev.c
@@ -162,9 +162,9 @@ mISDN_poll(struct file *filep, poll_table *wait)
}
static void
-dev_expire_timer(unsigned long data)
+dev_expire_timer(struct timer_list *t)
{
- struct mISDNtimer *timer = (void *)data;
+ struct mISDNtimer *timer = from_timer(timer, t, tl);
u_long flags;
spin_lock_irqsave(&timer->dev->lock, flags);
@@ -189,7 +189,7 @@ misdn_add_timer(struct mISDNtimerdev *dev, int timeout)
if (!timer)
return -ENOMEM;
timer->dev = dev;
- setup_timer(&timer->tl, dev_expire_timer, (long)timer);
+ timer_setup(&timer->tl, dev_expire_timer, 0);
spin_lock_irq(&dev->lock);
id = timer->id = dev->next_id++;
if (dev->next_id < 0)
--
2.7.4
^ permalink raw reply related
* [PATCH 31/58] isdn/gigaset: Use kzalloc instead of open-coded field zeroing
From: Kees Cook @ 2017-10-17 0:29 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Paul Bolle, Karsten Keil, Johan Hovold,
gigaset307x-common, netdev, Thomas Gleixner, linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
This replaces a kmalloc followed by a bunch of per-field zeroing with a
single kzalloc call, reducing the lines of code.
Cc: Paul Bolle <pebolle@tiscali.nl>
Cc: Karsten Keil <isdn@linux-pingi.de>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Johan Hovold <johan@kernel.org>
Cc: gigaset307x-common@lists.sourceforge.net
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
drivers/isdn/gigaset/bas-gigaset.c | 10 +---------
1 file changed, 1 insertion(+), 9 deletions(-)
diff --git a/drivers/isdn/gigaset/bas-gigaset.c b/drivers/isdn/gigaset/bas-gigaset.c
index 2da3ff650e1d..33151f05e744 100644
--- a/drivers/isdn/gigaset/bas-gigaset.c
+++ b/drivers/isdn/gigaset/bas-gigaset.c
@@ -2200,7 +2200,7 @@ static int gigaset_initcshw(struct cardstate *cs)
{
struct bas_cardstate *ucs;
- cs->hw.bas = ucs = kmalloc(sizeof *ucs, GFP_KERNEL);
+ cs->hw.bas = ucs = kzalloc(sizeof(*ucs), GFP_KERNEL);
if (!ucs) {
pr_err("out of memory\n");
return -ENOMEM;
@@ -2212,15 +2212,7 @@ static int gigaset_initcshw(struct cardstate *cs)
return -ENOMEM;
}
- ucs->urb_cmd_in = NULL;
- ucs->urb_cmd_out = NULL;
- ucs->rcvbuf = NULL;
- ucs->rcvbuf_size = 0;
-
spin_lock_init(&ucs->lock);
- ucs->pending = 0;
-
- ucs->basstate = 0;
setup_timer(&ucs->timer_ctrl, req_timeout, (unsigned long) cs);
setup_timer(&ucs->timer_atrdy, atrdy_timeout, (unsigned long) cs);
setup_timer(&ucs->timer_cmd_in, cmd_in_timeout, (unsigned long) cs);
--
2.7.4
^ permalink raw reply related
* [PATCH 32/58] isdn/gigaset: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:29 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Paul Bolle, Karsten Keil, Johan Hovold,
gigaset307x-common, netdev, Thomas Gleixner, linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: Paul Bolle <pebolle@tiscali.nl>
Cc: Karsten Keil <isdn@linux-pingi.de>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Johan Hovold <johan@kernel.org>
Cc: gigaset307x-common@lists.sourceforge.net
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
drivers/isdn/gigaset/bas-gigaset.c | 36 ++++++++++++++++++++----------------
drivers/isdn/gigaset/common.c | 7 +++----
2 files changed, 23 insertions(+), 20 deletions(-)
diff --git a/drivers/isdn/gigaset/bas-gigaset.c b/drivers/isdn/gigaset/bas-gigaset.c
index 33151f05e744..c990c6bbffc2 100644
--- a/drivers/isdn/gigaset/bas-gigaset.c
+++ b/drivers/isdn/gigaset/bas-gigaset.c
@@ -433,10 +433,11 @@ static void check_pending(struct bas_cardstate *ucs)
* argument:
* controller state structure
*/
-static void cmd_in_timeout(unsigned long data)
+static void cmd_in_timeout(struct timer_list *t)
{
- struct cardstate *cs = (struct cardstate *) data;
- struct bas_cardstate *ucs = cs->hw.bas;
+ struct bas_cardstate *ucs = from_timer(ucs, t, timer_cmd_in);
+ struct urb *urb = ucs->urb_int_in;
+ struct cardstate *cs = urb->context;
int rc;
if (!ucs->rcvbuf_size) {
@@ -639,10 +640,11 @@ static void int_in_work(struct work_struct *work)
* argument:
* controller state structure
*/
-static void int_in_resubmit(unsigned long data)
+static void int_in_resubmit(struct timer_list *t)
{
- struct cardstate *cs = (struct cardstate *) data;
- struct bas_cardstate *ucs = cs->hw.bas;
+ struct bas_cardstate *ucs = from_timer(ucs, t, timer_int_in);
+ struct urb *urb = ucs->urb_int_in;
+ struct cardstate *cs = urb->context;
int rc;
if (ucs->retry_int_in++ >= BAS_RETRY) {
@@ -1441,10 +1443,11 @@ static void read_iso_tasklet(unsigned long data)
* argument:
* controller state structure
*/
-static void req_timeout(unsigned long data)
+static void req_timeout(struct timer_list *t)
{
- struct cardstate *cs = (struct cardstate *) data;
- struct bas_cardstate *ucs = cs->hw.bas;
+ struct bas_cardstate *ucs = from_timer(ucs, t, timer_ctrl);
+ struct urb *urb = ucs->urb_int_in;
+ struct cardstate *cs = urb->context;
int pending;
unsigned long flags;
@@ -1837,10 +1840,11 @@ static void write_command_callback(struct urb *urb)
* argument:
* controller state structure
*/
-static void atrdy_timeout(unsigned long data)
+static void atrdy_timeout(struct timer_list *t)
{
- struct cardstate *cs = (struct cardstate *) data;
- struct bas_cardstate *ucs = cs->hw.bas;
+ struct bas_cardstate *ucs = from_timer(ucs, t, timer_atrdy);
+ struct urb *urb = ucs->urb_int_in;
+ struct cardstate *cs = urb->context;
dev_warn(cs->dev, "timeout waiting for HD_READY_SEND_ATDATA\n");
@@ -2213,10 +2217,10 @@ static int gigaset_initcshw(struct cardstate *cs)
}
spin_lock_init(&ucs->lock);
- setup_timer(&ucs->timer_ctrl, req_timeout, (unsigned long) cs);
- setup_timer(&ucs->timer_atrdy, atrdy_timeout, (unsigned long) cs);
- setup_timer(&ucs->timer_cmd_in, cmd_in_timeout, (unsigned long) cs);
- setup_timer(&ucs->timer_int_in, int_in_resubmit, (unsigned long) cs);
+ timer_setup(&ucs->timer_ctrl, req_timeout, 0);
+ timer_setup(&ucs->timer_atrdy, atrdy_timeout, 0);
+ timer_setup(&ucs->timer_cmd_in, cmd_in_timeout, 0);
+ timer_setup(&ucs->timer_int_in, int_in_resubmit, 0);
init_waitqueue_head(&ucs->waitqueue);
INIT_WORK(&ucs->int_in_wq, int_in_work);
diff --git a/drivers/isdn/gigaset/common.c b/drivers/isdn/gigaset/common.c
index 7c7814497e3e..15482c5de33c 100644
--- a/drivers/isdn/gigaset/common.c
+++ b/drivers/isdn/gigaset/common.c
@@ -153,9 +153,9 @@ static int test_timeout(struct at_state_t *at_state)
return 1;
}
-static void timer_tick(unsigned long data)
+static void timer_tick(struct timer_list *t)
{
- struct cardstate *cs = (struct cardstate *) data;
+ struct cardstate *cs = from_timer(cs, t, timer);
unsigned long flags;
unsigned channel;
struct at_state_t *at_state;
@@ -687,7 +687,7 @@ struct cardstate *gigaset_initcs(struct gigaset_driver *drv, int channels,
cs->ignoreframes = ignoreframes;
INIT_LIST_HEAD(&cs->temp_at_states);
cs->running = 0;
- init_timer(&cs->timer); /* clear next & prev */
+ timer_setup(&cs->timer, timer_tick, 0);
spin_lock_init(&cs->ev_lock);
cs->ev_tail = 0;
cs->ev_head = 0;
@@ -768,7 +768,6 @@ struct cardstate *gigaset_initcs(struct gigaset_driver *drv, int channels,
spin_lock_irqsave(&cs->lock, flags);
cs->running = 1;
spin_unlock_irqrestore(&cs->lock, flags);
- setup_timer(&cs->timer, timer_tick, (unsigned long) cs);
cs->timer.expires = jiffies + msecs_to_jiffies(GIG_TICK);
add_timer(&cs->timer);
--
2.7.4
^ permalink raw reply related
* [PATCH 33/58] net: sched: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:29 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Jamal Hadi Salim, Cong Wang, Jiri Pirko, netdev,
Thomas Gleixner, linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly. Add pointer back to Qdisc.
Cc: Jamal Hadi Salim <jhs@mojatatu.com>
Cc: Cong Wang <xiyou.wangcong@gmail.com>
Cc: Jiri Pirko <jiri@resnulli.us>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
net/sched/cls_flow.c | 7 +++----
net/sched/sch_generic.c | 6 +++---
net/sched/sch_pie.c | 10 ++++++----
net/sched/sch_red.c | 10 ++++++----
net/sched/sch_sfq.c | 10 +++++-----
5 files changed, 23 insertions(+), 20 deletions(-)
diff --git a/net/sched/cls_flow.c b/net/sched/cls_flow.c
index 2a3a60ec5b86..ca9acce2d402 100644
--- a/net/sched/cls_flow.c
+++ b/net/sched/cls_flow.c
@@ -345,9 +345,9 @@ static int flow_classify(struct sk_buff *skb, const struct tcf_proto *tp,
return -1;
}
-static void flow_perturbation(unsigned long arg)
+static void flow_perturbation(struct timer_list *t)
{
- struct flow_filter *f = (struct flow_filter *)arg;
+ struct flow_filter *f = from_timer(f, t, perturb_timer);
get_random_bytes(&f->hashrnd, 4);
if (f->perturb_period)
@@ -502,8 +502,7 @@ static int flow_change(struct net *net, struct sk_buff *in_skb,
get_random_bytes(&fnew->hashrnd, 4);
}
- setup_deferrable_timer(&fnew->perturb_timer, flow_perturbation,
- (unsigned long)fnew);
+ timer_setup(&fnew->perturb_timer, flow_perturbation, TIMER_DEFERRABLE);
netif_keep_dst(qdisc_dev(tp->q));
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index a0a198768aad..6ced7c89c141 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -288,9 +288,9 @@ unsigned long dev_trans_start(struct net_device *dev)
}
EXPORT_SYMBOL(dev_trans_start);
-static void dev_watchdog(unsigned long arg)
+static void dev_watchdog(struct timer_list *t)
{
- struct net_device *dev = (struct net_device *)arg;
+ struct net_device *dev = from_timer(dev, t, watchdog_timer);
netif_tx_lock(dev);
if (!qdisc_tx_is_noop(dev)) {
@@ -954,7 +954,7 @@ void dev_init_scheduler(struct net_device *dev)
if (dev_ingress_queue(dev))
dev_init_scheduler_queue(dev, dev_ingress_queue(dev), &noop_qdisc);
- setup_timer(&dev->watchdog_timer, dev_watchdog, (unsigned long)dev);
+ timer_setup(&dev->watchdog_timer, dev_watchdog, 0);
}
static void shutdown_scheduler_queue(struct net_device *dev,
diff --git a/net/sched/sch_pie.c b/net/sched/sch_pie.c
index 6c2791d6102d..776c694c77c7 100644
--- a/net/sched/sch_pie.c
+++ b/net/sched/sch_pie.c
@@ -74,6 +74,7 @@ struct pie_sched_data {
struct pie_vars vars;
struct pie_stats stats;
struct timer_list adapt_timer;
+ struct Qdisc *sch;
};
static void pie_params_init(struct pie_params *params)
@@ -422,10 +423,10 @@ static void calculate_probability(struct Qdisc *sch)
pie_vars_init(&q->vars);
}
-static void pie_timer(unsigned long arg)
+static void pie_timer(struct timer_list *t)
{
- struct Qdisc *sch = (struct Qdisc *)arg;
- struct pie_sched_data *q = qdisc_priv(sch);
+ struct pie_sched_data *q = from_timer(q, t, adapt_timer);
+ struct Qdisc *sch = q->sch;
spinlock_t *root_lock = qdisc_lock(qdisc_root_sleeping(sch));
spin_lock(root_lock);
@@ -446,7 +447,8 @@ static int pie_init(struct Qdisc *sch, struct nlattr *opt)
pie_vars_init(&q->vars);
sch->limit = q->params.limit;
- setup_timer(&q->adapt_timer, pie_timer, (unsigned long)sch);
+ q->sch = sch;
+ timer_setup(&q->adapt_timer, pie_timer, 0);
if (opt) {
int err = pie_change(sch, opt);
diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c
index 93b9d70a9b28..fdfdb56aaae2 100644
--- a/net/sched/sch_red.c
+++ b/net/sched/sch_red.c
@@ -40,6 +40,7 @@ struct red_sched_data {
u32 limit; /* HARD maximal queue length */
unsigned char flags;
struct timer_list adapt_timer;
+ struct Qdisc *sch;
struct red_parms parms;
struct red_vars vars;
struct red_stats stats;
@@ -221,10 +222,10 @@ static int red_change(struct Qdisc *sch, struct nlattr *opt)
return 0;
}
-static inline void red_adaptative_timer(unsigned long arg)
+static inline void red_adaptative_timer(struct timer_list *t)
{
- struct Qdisc *sch = (struct Qdisc *)arg;
- struct red_sched_data *q = qdisc_priv(sch);
+ struct red_sched_data *q = from_timer(q, t, adapt_timer);
+ struct Qdisc *sch = q->sch;
spinlock_t *root_lock = qdisc_lock(qdisc_root_sleeping(sch));
spin_lock(root_lock);
@@ -238,7 +239,8 @@ static int red_init(struct Qdisc *sch, struct nlattr *opt)
struct red_sched_data *q = qdisc_priv(sch);
q->qdisc = &noop_qdisc;
- setup_timer(&q->adapt_timer, red_adaptative_timer, (unsigned long)sch);
+ q->sch = sch;
+ timer_setup(&q->adapt_timer, red_adaptative_timer, 0);
return red_change(sch, opt);
}
diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c
index 74ea863b8240..42293412dc25 100644
--- a/net/sched/sch_sfq.c
+++ b/net/sched/sch_sfq.c
@@ -145,6 +145,7 @@ struct sfq_sched_data {
int perturb_period;
unsigned int quantum; /* Allotment per round: MUST BE >= MTU */
struct timer_list perturb_timer;
+ struct Qdisc *sch;
};
/*
@@ -604,10 +605,10 @@ static void sfq_rehash(struct Qdisc *sch)
qdisc_tree_reduce_backlog(sch, dropped, drop_len);
}
-static void sfq_perturbation(unsigned long arg)
+static void sfq_perturbation(struct timer_list *t)
{
- struct Qdisc *sch = (struct Qdisc *)arg;
- struct sfq_sched_data *q = qdisc_priv(sch);
+ struct sfq_sched_data *q = from_timer(q, t, perturb_timer);
+ struct Qdisc *sch = q->sch;
spinlock_t *root_lock = qdisc_lock(qdisc_root_sleeping(sch));
spin_lock(root_lock);
@@ -722,8 +723,7 @@ static int sfq_init(struct Qdisc *sch, struct nlattr *opt)
int i;
int err;
- setup_deferrable_timer(&q->perturb_timer, sfq_perturbation,
- (unsigned long)sch);
+ timer_setup(&q->perturb_timer, sfq_perturbation, TIMER_DEFERRABLE);
err = tcf_block_get(&q->block, &q->filter_list);
if (err)
--
2.7.4
^ permalink raw reply related
* [PATCH 34/58] netfilter: ipset: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:29 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Pablo Neira Ayuso, Jozsef Kadlecsik, Florian Westphal,
Stephen Hemminger, simran singhal, Muhammad Falak R Wani,
netfilter-devel, coreteam, netdev, Thomas Gleixner, linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly. This introduces a pointer back to the
struct ip_set, which is used instead of the struct timer_list .data field.
Cc: Pablo Neira Ayuso <pablo@netfilter.org>
Cc: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Cc: Florian Westphal <fw@strlen.de>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Stephen Hemminger <stephen@networkplumber.org>
Cc: simran singhal <singhalsimran0@gmail.com>
Cc: Muhammad Falak R Wani <falakreyaz@gmail.com>
Cc: netfilter-devel@vger.kernel.org
Cc: coreteam@netfilter.org
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
net/netfilter/ipset/ip_set_bitmap_gen.h | 10 +++++-----
net/netfilter/ipset/ip_set_bitmap_ip.c | 2 ++
net/netfilter/ipset/ip_set_bitmap_ipmac.c | 2 ++
net/netfilter/ipset/ip_set_bitmap_port.c | 2 ++
net/netfilter/ipset/ip_set_hash_gen.h | 12 +++++++-----
net/netfilter/ipset/ip_set_list_set.c | 12 +++++++-----
6 files changed, 25 insertions(+), 15 deletions(-)
diff --git a/net/netfilter/ipset/ip_set_bitmap_gen.h b/net/netfilter/ipset/ip_set_bitmap_gen.h
index 8ad2b52a0b32..5ca18f07683b 100644
--- a/net/netfilter/ipset/ip_set_bitmap_gen.h
+++ b/net/netfilter/ipset/ip_set_bitmap_gen.h
@@ -37,11 +37,11 @@
#define get_ext(set, map, id) ((map)->extensions + ((set)->dsize * (id)))
static void
-mtype_gc_init(struct ip_set *set, void (*gc)(unsigned long ul_set))
+mtype_gc_init(struct ip_set *set, void (*gc)(struct timer_list *t))
{
struct mtype *map = set->data;
- setup_timer(&map->gc, gc, (unsigned long)set);
+ timer_setup(&map->gc, gc, 0);
mod_timer(&map->gc, jiffies + IPSET_GC_PERIOD(set->timeout) * HZ);
}
@@ -272,10 +272,10 @@ mtype_list(const struct ip_set *set,
}
static void
-mtype_gc(unsigned long ul_set)
+mtype_gc(struct timer_list *t)
{
- struct ip_set *set = (struct ip_set *)ul_set;
- struct mtype *map = set->data;
+ struct mtype *map = from_timer(map, t, gc);
+ struct ip_set *set = map->set;
void *x;
u32 id;
diff --git a/net/netfilter/ipset/ip_set_bitmap_ip.c b/net/netfilter/ipset/ip_set_bitmap_ip.c
index 4783efff0bde..d8975a0b4282 100644
--- a/net/netfilter/ipset/ip_set_bitmap_ip.c
+++ b/net/netfilter/ipset/ip_set_bitmap_ip.c
@@ -48,6 +48,7 @@ struct bitmap_ip {
size_t memsize; /* members size */
u8 netmask; /* subnet netmask */
struct timer_list gc; /* garbage collection */
+ struct ip_set *set; /* attached to this ip_set */
unsigned char extensions[0] /* data extensions */
__aligned(__alignof__(u64));
};
@@ -232,6 +233,7 @@ init_map_ip(struct ip_set *set, struct bitmap_ip *map,
map->netmask = netmask;
set->timeout = IPSET_NO_TIMEOUT;
+ map->set = set;
set->data = map;
set->family = NFPROTO_IPV4;
diff --git a/net/netfilter/ipset/ip_set_bitmap_ipmac.c b/net/netfilter/ipset/ip_set_bitmap_ipmac.c
index 9a065f672d3a..4c279fbd2d5d 100644
--- a/net/netfilter/ipset/ip_set_bitmap_ipmac.c
+++ b/net/netfilter/ipset/ip_set_bitmap_ipmac.c
@@ -52,6 +52,7 @@ struct bitmap_ipmac {
u32 elements; /* number of max elements in the set */
size_t memsize; /* members size */
struct timer_list gc; /* garbage collector */
+ struct ip_set *set; /* attached to this ip_set */
unsigned char extensions[0] /* MAC + data extensions */
__aligned(__alignof__(u64));
};
@@ -307,6 +308,7 @@ init_map_ipmac(struct ip_set *set, struct bitmap_ipmac *map,
map->elements = elements;
set->timeout = IPSET_NO_TIMEOUT;
+ map->set = set;
set->data = map;
set->family = NFPROTO_IPV4;
diff --git a/net/netfilter/ipset/ip_set_bitmap_port.c b/net/netfilter/ipset/ip_set_bitmap_port.c
index 7f0c733358a4..7f9bbd7c98b5 100644
--- a/net/netfilter/ipset/ip_set_bitmap_port.c
+++ b/net/netfilter/ipset/ip_set_bitmap_port.c
@@ -40,6 +40,7 @@ struct bitmap_port {
u32 elements; /* number of max elements in the set */
size_t memsize; /* members size */
struct timer_list gc; /* garbage collection */
+ struct ip_set *set; /* attached to this ip_set */
unsigned char extensions[0] /* data extensions */
__aligned(__alignof__(u64));
};
@@ -214,6 +215,7 @@ init_map_port(struct ip_set *set, struct bitmap_port *map,
map->last_port = last_port;
set->timeout = IPSET_NO_TIMEOUT;
+ map->set = set;
set->data = map;
set->family = NFPROTO_UNSPEC;
diff --git a/net/netfilter/ipset/ip_set_hash_gen.h b/net/netfilter/ipset/ip_set_hash_gen.h
index 51063d9ed0f7..efffc8eabafe 100644
--- a/net/netfilter/ipset/ip_set_hash_gen.h
+++ b/net/netfilter/ipset/ip_set_hash_gen.h
@@ -280,6 +280,7 @@ htable_bits(u32 hashsize)
struct htype {
struct htable __rcu *table; /* the hash table */
struct timer_list gc; /* garbage collection when timeout enabled */
+ struct ip_set *set; /* attached to this ip_set */
u32 maxelem; /* max elements in the hash */
u32 initval; /* random jhash init value */
#ifdef IP_SET_HASH_WITH_MARKMASK
@@ -429,11 +430,11 @@ mtype_destroy(struct ip_set *set)
}
static void
-mtype_gc_init(struct ip_set *set, void (*gc)(unsigned long ul_set))
+mtype_gc_init(struct ip_set *set, void (*gc)(struct timer_list *t))
{
struct htype *h = set->data;
- setup_timer(&h->gc, gc, (unsigned long)set);
+ timer_setup(&h->gc, gc, 0);
mod_timer(&h->gc, jiffies + IPSET_GC_PERIOD(set->timeout) * HZ);
pr_debug("gc initialized, run in every %u\n",
IPSET_GC_PERIOD(set->timeout));
@@ -526,10 +527,10 @@ mtype_expire(struct ip_set *set, struct htype *h)
}
static void
-mtype_gc(unsigned long ul_set)
+mtype_gc(struct timer_list *t)
{
- struct ip_set *set = (struct ip_set *)ul_set;
- struct htype *h = set->data;
+ struct htype *h = from_timer(h, t, gc);
+ struct ip_set *set = h->set;
pr_debug("called\n");
spin_lock_bh(&set->lock);
@@ -1314,6 +1315,7 @@ IPSET_TOKEN(HTYPE, _create)(struct net *net, struct ip_set *set,
t->htable_bits = hbits;
RCU_INIT_POINTER(h->table, t);
+ h->set = set;
set->data = h;
#ifndef IP_SET_PROTO_UNDEF
if (set->family == NFPROTO_IPV4) {
diff --git a/net/netfilter/ipset/ip_set_list_set.c b/net/netfilter/ipset/ip_set_list_set.c
index 2fff6b5dc6f0..e864681b8dc5 100644
--- a/net/netfilter/ipset/ip_set_list_set.c
+++ b/net/netfilter/ipset/ip_set_list_set.c
@@ -44,6 +44,7 @@ struct set_adt_elem {
struct list_set {
u32 size; /* size of set list array */
struct timer_list gc; /* garbage collection */
+ struct ip_set *set; /* attached to this ip_set */
struct net *net; /* namespace */
struct list_head members; /* the set members */
};
@@ -568,10 +569,10 @@ static const struct ip_set_type_variant set_variant = {
};
static void
-list_set_gc(unsigned long ul_set)
+list_set_gc(struct timer_list *t)
{
- struct ip_set *set = (struct ip_set *)ul_set;
- struct list_set *map = set->data;
+ struct list_set *map = from_timer(map, t, gc);
+ struct ip_set *set = map->set;
spin_lock_bh(&set->lock);
set_cleanup_entries(set);
@@ -582,11 +583,11 @@ list_set_gc(unsigned long ul_set)
}
static void
-list_set_gc_init(struct ip_set *set, void (*gc)(unsigned long ul_set))
+list_set_gc_init(struct ip_set *set, void (*gc)(struct timer_list *t))
{
struct list_set *map = set->data;
- setup_timer(&map->gc, gc, (unsigned long)set);
+ timer_setup(&map->gc, gc, 0);
mod_timer(&map->gc, jiffies + IPSET_GC_PERIOD(set->timeout) * HZ);
}
@@ -603,6 +604,7 @@ init_list_set(struct net *net, struct ip_set *set, u32 size)
map->size = size;
map->net = net;
+ map->set = set;
INIT_LIST_HEAD(&map->members);
set->data = map;
--
2.7.4
^ permalink raw reply related
* [PATCH 35/58] inet/connection_sock: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:29 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Gerrit Renker, Alexey Kuznetsov, Hideaki YOSHIFUJI,
netdev, dccp, Thomas Gleixner, linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Gerrit Renker <gerrit@erg.abdn.ac.uk>
Cc: Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>
Cc: Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
Cc: netdev@vger.kernel.org
Cc: dccp@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
include/net/inet_connection_sock.h | 6 +++---
net/dccp/timer.c | 18 ++++++++++--------
net/ipv4/inet_connection_sock.c | 21 +++++++++------------
net/ipv4/tcp_timer.c | 18 +++++++++++-------
4 files changed, 33 insertions(+), 30 deletions(-)
diff --git a/include/net/inet_connection_sock.h b/include/net/inet_connection_sock.h
index 13e4c89a8231..0358745ea059 100644
--- a/include/net/inet_connection_sock.h
+++ b/include/net/inet_connection_sock.h
@@ -169,9 +169,9 @@ enum inet_csk_ack_state_t {
};
void inet_csk_init_xmit_timers(struct sock *sk,
- void (*retransmit_handler)(unsigned long),
- void (*delack_handler)(unsigned long),
- void (*keepalive_handler)(unsigned long));
+ void (*retransmit_handler)(struct timer_list *),
+ void (*delack_handler)(struct timer_list *),
+ void (*keepalive_handler)(struct timer_list *));
void inet_csk_clear_xmit_timers(struct sock *sk);
static inline void inet_csk_schedule_ack(struct sock *sk)
diff --git a/net/dccp/timer.c b/net/dccp/timer.c
index 3a2c34027758..1e35526bf436 100644
--- a/net/dccp/timer.c
+++ b/net/dccp/timer.c
@@ -125,10 +125,11 @@ static void dccp_retransmit_timer(struct sock *sk)
__sk_dst_reset(sk);
}
-static void dccp_write_timer(unsigned long data)
+static void dccp_write_timer(struct timer_list *t)
{
- struct sock *sk = (struct sock *)data;
- struct inet_connection_sock *icsk = inet_csk(sk);
+ struct inet_connection_sock *icsk =
+ from_timer(icsk, t, icsk_retransmit_timer);
+ struct sock *sk = &icsk->icsk_inet.sk;
int event = 0;
bh_lock_sock(sk);
@@ -161,19 +162,20 @@ static void dccp_write_timer(unsigned long data)
sock_put(sk);
}
-static void dccp_keepalive_timer(unsigned long data)
+static void dccp_keepalive_timer(struct timer_list *t)
{
- struct sock *sk = (struct sock *)data;
+ struct sock *sk = from_timer(sk, t, sk_timer);
pr_err("dccp should not use a keepalive timer !\n");
sock_put(sk);
}
/* This is the same as tcp_delack_timer, sans prequeue & mem_reclaim stuff */
-static void dccp_delack_timer(unsigned long data)
+static void dccp_delack_timer(struct timer_list *t)
{
- struct sock *sk = (struct sock *)data;
- struct inet_connection_sock *icsk = inet_csk(sk);
+ struct inet_connection_sock *icsk =
+ from_timer(icsk, t, icsk_delack_timer);
+ struct sock *sk = &icsk->icsk_inet.sk;
bh_lock_sock(sk);
if (sock_owned_by_user(sk)) {
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index 4158c38916b2..1d54b20906cc 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -495,17 +495,15 @@ EXPORT_SYMBOL(inet_csk_accept);
* to optimize.
*/
void inet_csk_init_xmit_timers(struct sock *sk,
- void (*retransmit_handler)(unsigned long),
- void (*delack_handler)(unsigned long),
- void (*keepalive_handler)(unsigned long))
+ void (*retransmit_handler)(struct timer_list *t),
+ void (*delack_handler)(struct timer_list *t),
+ void (*keepalive_handler)(struct timer_list *t))
{
struct inet_connection_sock *icsk = inet_csk(sk);
- setup_timer(&icsk->icsk_retransmit_timer, retransmit_handler,
- (unsigned long)sk);
- setup_timer(&icsk->icsk_delack_timer, delack_handler,
- (unsigned long)sk);
- setup_timer(&sk->sk_timer, keepalive_handler, (unsigned long)sk);
+ timer_setup(&icsk->icsk_retransmit_timer, retransmit_handler, 0);
+ timer_setup(&icsk->icsk_delack_timer, delack_handler, 0);
+ timer_setup(&sk->sk_timer, keepalive_handler, 0);
icsk->icsk_pending = icsk->icsk_ack.pending = 0;
}
EXPORT_SYMBOL(inet_csk_init_xmit_timers);
@@ -677,9 +675,9 @@ void inet_csk_reqsk_queue_drop_and_put(struct sock *sk, struct request_sock *req
}
EXPORT_SYMBOL(inet_csk_reqsk_queue_drop_and_put);
-static void reqsk_timer_handler(unsigned long data)
+static void reqsk_timer_handler(struct timer_list *t)
{
- struct request_sock *req = (struct request_sock *)data;
+ struct request_sock *req = from_timer(req, t, rsk_timer);
struct sock *sk_listener = req->rsk_listener;
struct net *net = sock_net(sk_listener);
struct inet_connection_sock *icsk = inet_csk(sk_listener);
@@ -750,8 +748,7 @@ static void reqsk_queue_hash_req(struct request_sock *req,
req->num_timeout = 0;
req->sk = NULL;
- setup_pinned_timer(&req->rsk_timer, reqsk_timer_handler,
- (unsigned long)req);
+ timer_setup(&req->rsk_timer, reqsk_timer_handler, TIMER_PINNED);
mod_timer(&req->rsk_timer, jiffies + timeout);
inet_ehash_insert(req_to_sk(req), NULL);
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c
index 7014cc00c74c..804a8d34ce86 100644
--- a/net/ipv4/tcp_timer.c
+++ b/net/ipv4/tcp_timer.c
@@ -288,15 +288,17 @@ void tcp_delack_timer_handler(struct sock *sk)
*
* Returns: Nothing (void)
*/
-static void tcp_delack_timer(unsigned long data)
+static void tcp_delack_timer(struct timer_list *t)
{
- struct sock *sk = (struct sock *)data;
+ struct inet_connection_sock *icsk =
+ from_timer(icsk, t, icsk_delack_timer);
+ struct sock *sk = &icsk->icsk_inet.sk;
bh_lock_sock(sk);
if (!sock_owned_by_user(sk)) {
tcp_delack_timer_handler(sk);
} else {
- inet_csk(sk)->icsk_ack.blocked = 1;
+ icsk->icsk_ack.blocked = 1;
__NET_INC_STATS(sock_net(sk), LINUX_MIB_DELAYEDACKLOCKED);
/* deleguate our work to tcp_release_cb() */
if (!test_and_set_bit(TCP_DELACK_TIMER_DEFERRED, &sk->sk_tsq_flags))
@@ -576,9 +578,11 @@ void tcp_write_timer_handler(struct sock *sk)
sk_mem_reclaim(sk);
}
-static void tcp_write_timer(unsigned long data)
+static void tcp_write_timer(struct timer_list *t)
{
- struct sock *sk = (struct sock *)data;
+ struct inet_connection_sock *icsk =
+ from_timer(icsk, t, icsk_retransmit_timer);
+ struct sock *sk = &icsk->icsk_inet.sk;
bh_lock_sock(sk);
if (!sock_owned_by_user(sk)) {
@@ -613,9 +617,9 @@ void tcp_set_keepalive(struct sock *sk, int val)
EXPORT_SYMBOL_GPL(tcp_set_keepalive);
-static void tcp_keepalive_timer (unsigned long data)
+static void tcp_keepalive_timer (struct timer_list *t)
{
- struct sock *sk = (struct sock *) data;
+ struct sock *sk = from_timer(sk, t, sk_timer);
struct inet_connection_sock *icsk = inet_csk(sk);
struct tcp_sock *tp = tcp_sk(sk);
u32 elapsed;
--
2.7.4
^ permalink raw reply related
* [PATCH 36/58] inet: frags: Convert timers to use timer_setup()
From: Kees Cook @ 2017-10-17 0:29 UTC (permalink / raw)
To: David S. Miller
Cc: Kees Cook, Alexander Aring, Stefan Schmidt, Alexey Kuznetsov,
Hideaki YOSHIFUJI, Pablo Neira Ayuso, Jozsef Kadlecsik,
Florian Westphal, linux-wpan, netdev, netfilter-devel, coreteam,
Thomas Gleixner, linux-kernel
In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org>
In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.
Cc: Alexander Aring <alex.aring@gmail.com>
Cc: Stefan Schmidt <stefan@osg.samsung.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>
Cc: Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
Cc: Pablo Neira Ayuso <pablo@netfilter.org>
Cc: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Cc: Florian Westphal <fw@strlen.de>
Cc: linux-wpan@vger.kernel.org
Cc: netdev@vger.kernel.org
Cc: netfilter-devel@vger.kernel.org
Cc: coreteam@netfilter.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Acked-by: Stefan Schmidt <stefan@osg.samsung.com> # for ieee802154
---
include/net/inet_frag.h | 2 +-
net/ieee802154/6lowpan/reassembly.c | 5 +++--
net/ipv4/inet_fragment.c | 4 ++--
net/ipv4/ip_fragment.c | 5 +++--
net/ipv6/netfilter/nf_conntrack_reasm.c | 5 +++--
net/ipv6/reassembly.c | 5 +++--
6 files changed, 15 insertions(+), 11 deletions(-)
diff --git a/include/net/inet_frag.h b/include/net/inet_frag.h
index fc59e0775e00..c695807ca707 100644
--- a/include/net/inet_frag.h
+++ b/include/net/inet_frag.h
@@ -95,7 +95,7 @@ struct inet_frags {
void (*constructor)(struct inet_frag_queue *q,
const void *arg);
void (*destructor)(struct inet_frag_queue *);
- void (*frag_expire)(unsigned long data);
+ void (*frag_expire)(struct timer_list *t);
struct kmem_cache *frags_cachep;
const char *frags_cache_name;
};
diff --git a/net/ieee802154/6lowpan/reassembly.c b/net/ieee802154/6lowpan/reassembly.c
index f85b08baff16..85bf86ad6b18 100644
--- a/net/ieee802154/6lowpan/reassembly.c
+++ b/net/ieee802154/6lowpan/reassembly.c
@@ -80,12 +80,13 @@ static void lowpan_frag_init(struct inet_frag_queue *q, const void *a)
fq->daddr = *arg->dst;
}
-static void lowpan_frag_expire(unsigned long data)
+static void lowpan_frag_expire(struct timer_list *t)
{
+ struct inet_frag_queue *frag = from_timer(frag, t, timer);
struct frag_queue *fq;
struct net *net;
- fq = container_of((struct inet_frag_queue *)data, struct frag_queue, q);
+ fq = container_of(frag, struct frag_queue, q);
net = container_of(fq->q.net, struct net, ieee802154_lowpan.frags);
spin_lock(&fq->q.lock);
diff --git a/net/ipv4/inet_fragment.c b/net/ipv4/inet_fragment.c
index af74d0433453..7f3ef5c287a1 100644
--- a/net/ipv4/inet_fragment.c
+++ b/net/ipv4/inet_fragment.c
@@ -147,7 +147,7 @@ inet_evict_bucket(struct inet_frags *f, struct inet_frag_bucket *hb)
spin_unlock(&hb->chain_lock);
hlist_for_each_entry_safe(fq, n, &expired, list_evictor)
- f->frag_expire((unsigned long) fq);
+ f->frag_expire(&fq->timer);
return evicted;
}
@@ -366,7 +366,7 @@ static struct inet_frag_queue *inet_frag_alloc(struct netns_frags *nf,
f->constructor(q, arg);
add_frag_mem_limit(nf, f->qsize);
- setup_timer(&q->timer, f->frag_expire, (unsigned long)q);
+ timer_setup(&q->timer, f->frag_expire, 0);
spin_lock_init(&q->lock);
refcount_set(&q->refcnt, 1);
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index 46408c220d9d..9215654a401f 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -190,12 +190,13 @@ static bool frag_expire_skip_icmp(u32 user)
/*
* Oops, a fragment queue timed out. Kill it and send an ICMP reply.
*/
-static void ip_expire(unsigned long arg)
+static void ip_expire(struct timer_list *t)
{
+ struct inet_frag_queue *frag = from_timer(frag, t, timer);
struct ipq *qp;
struct net *net;
- qp = container_of((struct inet_frag_queue *) arg, struct ipq, q);
+ qp = container_of(frag, struct ipq, q);
net = container_of(qp->q.net, struct net, ipv4.frags);
rcu_read_lock();
diff --git a/net/ipv6/netfilter/nf_conntrack_reasm.c b/net/ipv6/netfilter/nf_conntrack_reasm.c
index b263bf3a19f7..977d8900cfd1 100644
--- a/net/ipv6/netfilter/nf_conntrack_reasm.c
+++ b/net/ipv6/netfilter/nf_conntrack_reasm.c
@@ -169,12 +169,13 @@ static unsigned int nf_hashfn(const struct inet_frag_queue *q)
return nf_hash_frag(nq->id, &nq->saddr, &nq->daddr);
}
-static void nf_ct_frag6_expire(unsigned long data)
+static void nf_ct_frag6_expire(struct timer_list *t)
{
+ struct inet_frag_queue *frag = from_timer(frag, t, timer);
struct frag_queue *fq;
struct net *net;
- fq = container_of((struct inet_frag_queue *)data, struct frag_queue, q);
+ fq = container_of(frag, struct frag_queue, q);
net = container_of(fq->q.net, struct net, nf_frag.frags);
ip6_expire_frag_queue(net, fq, &nf_frags);
diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c
index 846012eae526..afbc000ad4f2 100644
--- a/net/ipv6/reassembly.c
+++ b/net/ipv6/reassembly.c
@@ -170,12 +170,13 @@ void ip6_expire_frag_queue(struct net *net, struct frag_queue *fq,
}
EXPORT_SYMBOL(ip6_expire_frag_queue);
-static void ip6_frag_expire(unsigned long data)
+static void ip6_frag_expire(struct timer_list *t)
{
+ struct inet_frag_queue *frag = from_timer(frag, t, timer);
struct frag_queue *fq;
struct net *net;
- fq = container_of((struct inet_frag_queue *)data, struct frag_queue, q);
+ fq = container_of(frag, struct frag_queue, q);
net = container_of(fq->q.net, struct net, ipv6.frags);
ip6_expire_frag_queue(net, fq, &ip6_frags);
--
2.7.4
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