1 From: Felix Fietkau <nbd@nbd.name>
2 Subject: kernel: add a small xfrm related performance optimization
4 Signed-off-by: Felix Fietkau <nbd@nbd.name>
6 net/netfilter/nf_nat_core.c | 3 +++
7 1 file changed, 3 insertions(+)
9 --- a/net/netfilter/nf_nat_core.c
10 +++ b/net/netfilter/nf_nat_core.c
11 @@ -110,6 +110,9 @@ int nf_xfrm_me_harder(struct net *net, s
12 struct sock *sk = skb->sk;
15 + if (skb->dev && !dev_net(skb->dev)->xfrm.policy_count[XFRM_POLICY_OUT])
18 err = xfrm_decode_session(skb, &fl, family);