diff --git a/net/ipv4/xfrm4_output.c b/net/ipv4/xfrm4_output.c
index 17db61f..9f298d0 100644
--- a/net/ipv4/xfrm4_output.c
+++ b/net/ipv4/xfrm4_output.c
@@ -94,10 +94,8 @@
 	return x->outer_mode->afinfo->output_finish(sk, skb);
 }
 
-int xfrm4_output(struct sock *sk, struct sk_buff *skb)
+int xfrm4_output(struct net *net, struct sock *sk, struct sk_buff *skb)
 {
-	struct net *net = dev_net(skb_dst(skb)->dev);
-
 	return NF_HOOK_COND(NFPROTO_IPV4, NF_INET_POST_ROUTING,
 			    net, sk, skb, NULL, skb_dst(skb)->dev,
 			    __xfrm4_output,