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[next,07/30] ipv4: Compute net once in ip_forward_finish

Message ID 1442365458-16349-7-git-send-email-ebiederm@xmission.com
State Awaiting Upstream
Delegated to: Pablo Neira
Headers show

Commit Message

Eric W. Biederman Sept. 16, 2015, 1:03 a.m. UTC 
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
---
 net/ipv4/ip_forward.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
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Patch

diff --git a/net/ipv4/ip_forward.c b/net/ipv4/ip_forward.c
index ba2f66b3b3f6..95235c813f18 100644
--- a/net/ipv4/ip_forward.c
+++ b/net/ipv4/ip_forward.c
@@ -63,10 +63,11 @@  static bool ip_exceeds_mtu(const struct sk_buff *skb, unsigned int mtu)
 
 static int ip_forward_finish(struct sock *sk, struct sk_buff *skb)
 {
+	struct net *net = dev_net(skb_dst(skb)->dev);
 	struct ip_options *opt	= &(IPCB(skb)->opt);
 
-	IP_INC_STATS_BH(dev_net(skb_dst(skb)->dev), IPSTATS_MIB_OUTFORWDATAGRAMS);
-	IP_ADD_STATS_BH(dev_net(skb_dst(skb)->dev), IPSTATS_MIB_OUTOCTETS, skb->len);
+	IP_INC_STATS_BH(net, IPSTATS_MIB_OUTFORWDATAGRAMS);
+	IP_ADD_STATS_BH(net, IPSTATS_MIB_OUTOCTETS, skb->len);
 
 	if (unlikely(opt->optlen))
 		ip_forward_options(skb);