ipv4: Only compute net once in ipmr_forward_finish

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 075bc69..dfe4e8e 100644 (file)
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -1681,9 +1681,10 @@ static void ip_encap(struct net *net, struct sk_buff *skb,
 static inline int ipmr_forward_finish(struct sock *sk, struct sk_buff *skb)
 {
        struct ip_options *opt = &(IPCB(skb)->opt);
+       struct net *net = dev_net(skb_dst(skb)->dev);
 
-       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);