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net sched: make pedit check for clones instead

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Now that the core path doesnt set OK to munge we detect
writable skbs by looking to see if they are cloned.

Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
jamal
2010-06-04 02:43:06 +00:00
committed by David S. Miller
parent f2a03367c0
commit 9dacaf17a6
1 changed files with 1 additions and 2 deletions
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net/sched/act_pedit.c
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@@ -127,8 +127,7 @@ static int tcf_pedit(struct sk_buff *skb, struct tc_action *a,
int i, munged = 0; int i, munged = 0;
unsigned int off; unsigned int off;
if (!(skb->tc_verd & TC_OK2MUNGE)) { if (skb_cloned(skb)) {
/* should we set skb->cloned? */
if (pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) { if (pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) {
return p->tcf_action; return p->tcf_action;
} }