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path: root/target/linux/generic/patches-3.10/616-net_optimize_xfrm_calls.patch
blob: a21fec70c6213649438eb56c54daceffe310e267 (plain)
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--- a/net/netfilter/nf_nat_core.c
+++ b/net/netfilter/nf_nat_core.c
@@ -89,6 +89,9 @@ int nf_xfrm_me_harder(struct sk_buff *sk
 	struct dst_entry *dst;
 	int err;
 
+	if (!dev_net(skb->dev)->xfrm.policy_count[XFRM_POLICY_OUT])
+		return 0;
+
 	err = xfrm_decode_session(skb, &fl, family);
 	if (err < 0)
 		return err;