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netfilter: ipt_REJECT: avoid touching dst ref

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We can avoid a pair of atomic ops in ipt_REJECT send_reset()

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
This commit is contained in:
Eric Dumazet 2010-07-05 10:40:09 +02:00 committed by Patrick McHardy
parent 98b0e84aaa
commit b13b7125e4
1 changed files with 1 additions and 1 deletions
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net/ipv4/netfilter/ipt_REJECT.c
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@ -110,7 +110,7 @@ static void send_reset(struct sk_buff *oldskb, int hook)
addr_type = RTN_LOCAL;
/* ip_route_me_harder expects skb->dst to be set */
skb_dst_set(nskb, dst_clone(skb_dst(oldskb)));
skb_dst_set_noref(nskb, skb_dst(oldskb));
if (ip_route_me_harder(nskb, addr_type))
goto free_nskb;