From b13b7125e4d10ce39818eec1bcb2d9777d29475f Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Mon, 5 Jul 2010 10:40:09 +0200 Subject: [PATCH] netfilter: ipt_REJECT: avoid touching dst ref We can avoid a pair of atomic ops in ipt_REJECT send_reset() Signed-off-by: Eric Dumazet Signed-off-by: Patrick McHardy --- net/ipv4/netfilter/ipt_REJECT.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/ipv4/netfilter/ipt_REJECT.c b/net/ipv4/netfilter/ipt_REJECT.c index 3d0e064bab54..b254dafaf429 100644 --- a/net/ipv4/netfilter/ipt_REJECT.c +++ b/net/ipv4/netfilter/ipt_REJECT.c @@ -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; -- GitLab