OpenWrt – Blame information for rev 2

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Rev Author Line No. Line
1 office 1 From: Felix Fietkau <nbd@nbd.name>
2 Subject: kernel: add a small xfrm related performance optimization
3  
4 Signed-off-by: Felix Fietkau <nbd@nbd.name>
5 ---
6 net/netfilter/nf_nat_core.c | 3 +++
7 1 file changed, 3 insertions(+)
8  
9 --- a/net/netfilter/nf_nat_core.c
10 +++ b/net/netfilter/nf_nat_core.c
11 @@ -90,6 +90,9 @@ int nf_xfrm_me_harder(struct net *net, s
12 struct dst_entry *dst;
13 int err;
14  
15 + if (skb->dev && !dev_net(skb->dev)->xfrm.policy_count[XFRM_POLICY_OUT])
16 + return 0;
17 +
18 err = xfrm_decode_session(skb, &fl, family);
19 if (err < 0)
20 return err;