ipv6: Only compute net once in ip6mr_forward2_finish

Signed-off-by: "Eric W. Biederman" <[email protected]> Signed-off-by: David S. Miller <[email protected]>
ambv · Sep 18, 2015 · 244ba77 · 244ba77
1 parent 758ccac
commit 244ba77
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
@@ -1987,9 +1987,10 @@ int ip6mr_compat_ioctl(struct sock *sk, unsigned int cmd, void __user *arg)
 
 static inline int ip6mr_forward2_finish(struct sock *sk, struct sk_buff *skb)
 {
-	IP6_INC_STATS_BH(dev_net(skb_dst(skb)->dev), ip6_dst_idev(skb_dst(skb)),
+	struct net *net = dev_net(skb_dst(skb)->dev);
+	IP6_INC_STATS_BH(net, ip6_dst_idev(skb_dst(skb)),
 			 IPSTATS_MIB_OUTFORWDATAGRAMS);
-	IP6_ADD_STATS_BH(dev_net(skb_dst(skb)->dev), ip6_dst_idev(skb_dst(skb)),
+	IP6_ADD_STATS_BH(net, ip6_dst_idev(skb_dst(skb)),
 			 IPSTATS_MIB_OUTOCTETS, skb->len);
 	return dst_output(sk, skb);
 }