From: Patrick McHardy <kaber@trash.net>
To: jamal <hadi@cyberus.ca>
Cc: Maillist netdev <netdev@oss.sgi.com>
Subject: [PATCH PKT_SCHED 10/22]: tc actions: remove checks for impossible conditions
Date: Mon, 10 Jan 2005 20:37:59 +0100 [thread overview]
Message-ID: <41E2D997.3060401@trash.net> (raw)
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[-- Attachment #2: 10.diff --]
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# This is a BitKeeper generated diff -Nru style patch.
#
# ChangeSet
# 2005/01/09 23:37:54+01:00 kaber@coreworks.de
# [PKT_SCHED]: tc actions: remove checks for impossible conditions
#
# Signed-off-by: Patrick McHardy <kaber@trash.net>
#
# net/sched/police.c
# 2005/01/09 23:37:48+01:00 kaber@coreworks.de +0 -17
# [PKT_SCHED]: tc actions: remove checks for impossible conditions
#
# Signed-off-by: Patrick McHardy <kaber@trash.net>
#
# net/sched/pedit.c
# 2005/01/09 23:37:48+01:00 kaber@coreworks.de +1 -11
# [PKT_SCHED]: tc actions: remove checks for impossible conditions
#
# Signed-off-by: Patrick McHardy <kaber@trash.net>
#
# net/sched/mirred.c
# 2005/01/09 23:37:48+01:00 kaber@coreworks.de +3 -20
# [PKT_SCHED]: tc actions: remove checks for impossible conditions
#
# Signed-off-by: Patrick McHardy <kaber@trash.net>
#
# net/sched/ipt.c
# 2005/01/09 23:37:48+01:00 kaber@coreworks.de +1 -8
# [PKT_SCHED]: tc actions: remove checks for impossible conditions
#
# Signed-off-by: Patrick McHardy <kaber@trash.net>
#
# net/sched/gact.c
# 2005/01/09 23:37:48+01:00 kaber@coreworks.de +1 -12
# [PKT_SCHED]: tc actions: remove checks for impossible conditions
#
# Signed-off-by: Patrick McHardy <kaber@trash.net>
#
diff -Nru a/net/sched/gact.c b/net/sched/gact.c
--- a/net/sched/gact.c 2005-01-10 06:22:25 +01:00
+++ b/net/sched/gact.c 2005-01-10 06:22:25 +01:00
@@ -85,7 +85,7 @@
if (rtattr_parse(tb, TCA_GACT_MAX, RTA_DATA(rta), RTA_PAYLOAD(rta)) < 0)
return -1;
- if (a == NULL || tb[TCA_GACT_PARMS - 1] == NULL) {
+ if (tb[TCA_GACT_PARMS - 1] == NULL) {
printk("BUG: tcf_gact_init called with NULL params\n");
return -1;
}
@@ -140,12 +140,6 @@
struct sk_buff *skb = *pskb;
int action = TC_ACT_SHOT;
- if (p == NULL) {
- if (net_ratelimit())
- printk("BUG: tcf_gact called with NULL params\n");
- return -1;
- }
-
spin_lock(&p->lock);
#ifdef CONFIG_GACT_PROB
if (p->ptype && gact_rand[p->ptype] != NULL)
@@ -172,11 +166,6 @@
struct tc_gact opt;
struct tcf_gact *p = PRIV(a, gact);
struct tcf_t t;
-
- if (p == NULL) {
- printk("BUG: tcf_gact_dump called with NULL params\n");
- goto rtattr_failure;
- }
opt.index = p->index;
opt.refcnt = p->refcnt - ref;
diff -Nru a/net/sched/ipt.c b/net/sched/ipt.c
--- a/net/sched/ipt.c 2005-01-10 06:22:25 +01:00
+++ b/net/sched/ipt.c 2005-01-10 06:22:25 +01:00
@@ -96,7 +96,7 @@
u32 index = 0;
u32 hook = 0;
- if (a == NULL || rta == NULL ||
+ if (rta == NULL ||
rtattr_parse(tb, TCA_IPT_MAX, RTA_DATA(rta), RTA_PAYLOAD(rta)) < 0)
return -1;
@@ -238,9 +238,6 @@
struct tcf_ipt *p = PRIV(a, ipt);
struct sk_buff *skb = *pskb;
- if (p == NULL || skb == NULL)
- return -1;
-
spin_lock(&p->lock);
p->tm.lastuse = jiffies;
@@ -288,10 +285,6 @@
unsigned char *b = skb->tail;
struct tcf_ipt *p = PRIV(a, ipt);
- if (p == NULL) {
- printk("BUG: tcf_ipt_dump called with NULL params\n");
- goto rtattr_failure;
- }
/* for simple targets kernel size == user size
** user name = target name
** for foolproof you need to not assume this
diff -Nru a/net/sched/mirred.c b/net/sched/mirred.c
--- a/net/sched/mirred.c 2005-01-10 06:22:25 +01:00
+++ b/net/sched/mirred.c 2005-01-10 06:22:25 +01:00
@@ -90,7 +90,7 @@
return -1;
}
- if (a == NULL || tb[TCA_MIRRED_PARMS - 1] == NULL) {
+ if (tb[TCA_MIRRED_PARMS - 1] == NULL) {
DPRINTK("BUG: tcf_mirred_init called with NULL params\n");
return -1;
}
@@ -169,27 +169,15 @@
struct sk_buff *skb = *pskb;
u32 at = G_TC_AT(skb->tc_verd);
- if (a == NULL) {
- if (net_ratelimit())
- printk("BUG: tcf_mirred called with NULL action!\n");
- return -1;
- }
-
- if (p == NULL) {
- if (net_ratelimit())
- printk("BUG: tcf_mirred called with NULL params\n");
- return -1;
- }
-
spin_lock(&p->lock);
dev = p->dev;
p->tm.lastuse = jiffies;
- if (dev == NULL || !(dev->flags&IFF_UP) ) {
+ if (!(dev->flags&IFF_UP) ) {
if (net_ratelimit())
printk("mirred to Houston: device %s is gone!\n",
- dev ? dev->name : "");
+ dev->name);
bad_mirred:
if (skb2 != NULL)
kfree_skb(skb2);
@@ -236,11 +224,6 @@
struct tc_mirred opt;
struct tcf_mirred *p = PRIV(a, mirred);
struct tcf_t t;
-
- if (p == NULL) {
- printk("BUG: tcf_mirred_dump called with NULL params\n");
- goto rtattr_failure;
- }
opt.index = p->index;
opt.action = p->action;
diff -Nru a/net/sched/pedit.c b/net/sched/pedit.c
--- a/net/sched/pedit.c 2005-01-10 06:22:25 +01:00
+++ b/net/sched/pedit.c 2005-01-10 06:22:25 +01:00
@@ -65,7 +65,7 @@
if (rtattr_parse(tb, TCA_PEDIT_MAX, RTA_DATA(rta),
RTA_PAYLOAD(rta)) < 0)
return -1;
- if (a == NULL || tb[TCA_PEDIT_PARMS - 1] == NULL) {
+ if (tb[TCA_PEDIT_PARMS - 1] == NULL) {
printk("BUG: tcf_pedit_init called with NULL params\n");
return -1;
}
@@ -113,11 +113,6 @@
int i, munged = 0;
u8 *pptr;
- if (p == NULL) {
- printk("BUG: tcf_pedit called with NULL params\n");
- return -1; /* change to something symbolic */
- }
-
if (!(skb->tc_verd & TC_OK2MUNGE)) {
/* should we set skb->cloned? */
if (pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) {
@@ -189,11 +184,6 @@
struct tcf_t t;
int s;
- if (p == NULL) {
- printk("BUG: tcf_pedit_dump called with NULL params\n");
- goto rtattr_failure;
- }
-
s = sizeof(*opt) + p->nkeys * sizeof(struct tc_pedit_key);
/* netlink spinlocks held above us - must use ATOMIC */
diff -Nru a/net/sched/police.c b/net/sched/police.c
--- a/net/sched/police.c 2005-01-10 06:22:25 +01:00
+++ b/net/sched/police.c 2005-01-10 06:22:25 +01:00
@@ -170,13 +170,6 @@
struct tc_police *parm;
struct tcf_police *p;
- if (a == NULL) {
- if (net_ratelimit())
- printk("BUG: tcf_police_locate called with NULL "
- "params\n");
- return -1;
- }
-
if (rtattr_parse(tb, TCA_POLICE_MAX, RTA_DATA(rta),
RTA_PAYLOAD(rta)) < 0)
return -1;
@@ -290,11 +283,6 @@
long toks;
long ptoks = 0;
- if (p == NULL) {
- printk("BUG: tcf_police called with NULL params\n");
- return -1;
- }
-
spin_lock(&p->lock);
p->bstats.bytes += skb->len;
@@ -349,11 +337,6 @@
unsigned char *b = skb->tail;
struct tc_police opt;
struct tcf_police *p = PRIV(a);
-
- if (p == NULL) {
- printk("BUG: tcf_police_dump called with NULL params\n");
- goto rtattr_failure;
- }
opt.index = p->index;
opt.action = p->action;
reply other threads:[~2005-01-10 19:37 UTC|newest]
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