openwrtv4/target/linux/generic/patches-4.4/616-net_optimize_xfrm_calls.patch
Jonas Gorski 621677154f kernel: add linux 4.4 support
Based on 4.4-rc3. Runtime tested on MIPS.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>

SVN-Revision: 47701
2015-12-02 22:23:22 +00:00

12 lines
331 B
Diff

--- a/net/netfilter/nf_nat_core.c
+++ b/net/netfilter/nf_nat_core.c
@@ -90,6 +90,9 @@ int nf_xfrm_me_harder(struct net *net, s
struct dst_entry *dst;
int err;
+ if (skb->dev && !dev_net(skb->dev)->xfrm.policy_count[XFRM_POLICY_OUT])
+ return 0;
+
err = xfrm_decode_session(skb, &fl, family);
if (err < 0)
return err;