From: Kees Cook <keescook@chromium.org>
To: "David S. Miller" <davem@davemloft.net>
Cc: Francois Romieu <romieu@fr.zoreil.com>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] drivers/net: wan/dscc4: Remove unused timer
Date: Wed, 25 Oct 2017 03:53:42 -0700 [thread overview]
Message-ID: <20171025105342.GA146617@beast> (raw)
This removes an entirely unused timer, which avoids needing to convert it
to timer_setup().
Cc: Francois Romieu <romieu@fr.zoreil.com>
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
---
drivers/net/wan/dscc4.c | 20 --------------------
1 file changed, 20 deletions(-)
diff --git a/drivers/net/wan/dscc4.c b/drivers/net/wan/dscc4.c
index 64f176496da4..c0b0f525c87c 100644
--- a/drivers/net/wan/dscc4.c
+++ b/drivers/net/wan/dscc4.c
@@ -223,8 +223,6 @@ struct dscc4_dev_priv {
u32 scc_regs[SCC_REGISTERS_MAX]; /* Cf errata DS5 p.4 */
- struct timer_list timer;
-
struct dscc4_pci_priv *pci_priv;
spinlock_t lock;
@@ -369,7 +367,6 @@ static int dscc4_close(struct net_device *);
static int dscc4_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
static int dscc4_init_ring(struct net_device *);
static void dscc4_release_ring(struct dscc4_dev_priv *);
-static void dscc4_timer(unsigned long);
static void dscc4_tx_timeout(struct net_device *);
static irqreturn_t dscc4_irq(int irq, void *dev_id);
static int dscc4_hdlc_attach(struct net_device *, unsigned short, unsigned short);
@@ -983,19 +980,6 @@ static int dscc4_found1(struct pci_dev *pdev, void __iomem *ioaddr)
return ret;
};
-/* FIXME: get rid of the unneeded code */
-static void dscc4_timer(unsigned long data)
-{
- struct net_device *dev = (struct net_device *)data;
- struct dscc4_dev_priv *dpriv = dscc4_priv(dev);
-// struct dscc4_pci_priv *ppriv;
-
- goto done;
-done:
- dpriv->timer.expires = jiffies + TX_TIMEOUT;
- add_timer(&dpriv->timer);
-}
-
static void dscc4_tx_timeout(struct net_device *dev)
{
/* FIXME: something is missing there */
@@ -1127,9 +1111,6 @@ static int dscc4_open(struct net_device *dev)
done:
netif_start_queue(dev);
- setup_timer(&dpriv->timer, dscc4_timer, (unsigned long)dev);
- dpriv->timer.expires = jiffies + 10*HZ;
- add_timer(&dpriv->timer);
netif_carrier_on(dev);
return 0;
@@ -1197,7 +1178,6 @@ static int dscc4_close(struct net_device *dev)
{
struct dscc4_dev_priv *dpriv = dscc4_priv(dev);
- del_timer_sync(&dpriv->timer);
netif_stop_queue(dev);
scc_patchl(PowerUp | Vis, 0, dpriv, dev, CCR0);
--
2.7.4
--
Kees Cook
Pixel Security
next reply other threads:[~2017-10-25 10:53 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-25 10:53 Kees Cook [this message]
2017-10-27 3:10 ` [PATCH] drivers/net: wan/dscc4: Remove unused timer David Miller
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