netdev - [PATCH next 12/30] ipv4: Explicitly compute net in ip

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Date:	Tue, 15 Sep 2015 20:04:00 -0500
From:	"Eric W. Biederman" <ebiederm@...ssion.com>
To:	Pablo Neira Ayuso <pablo@...filter.org>,
	David Miller <davem@...emloft.net>
Cc:	netfilter-devel@...r.kernel.org, <netdev@...r.kernel.org>
Subject: [PATCH next 12/30] ipv4: Explicitly compute net in ip_fragment

Signed-off-by: "Eric W. Biederman" <ebiederm@...ssion.com>
---
 net/ipv4/ip_output.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 85b72d450184..095754c99061 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -500,10 +500,9 @@ static int ip_fragment(struct sock *sk, struct sk_buff *skb,
 	if (unlikely(!skb->ignore_df ||
 		     (IPCB(skb)->frag_max_size &&
 		      IPCB(skb)->frag_max_size > mtu))) {
-		struct rtable *rt = skb_rtable(skb);
-		struct net_device *dev = rt->dst.dev;
+		struct net *net = dev_net(skb_rtable(skb)->dst.dev);
 
-		IP_INC_STATS(dev_net(dev), IPSTATS_MIB_FRAGFAILS);
+		IP_INC_STATS(net, IPSTATS_MIB_FRAGFAILS);
 		icmp_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED,
 			  htonl(mtu));
 		kfree_skb(skb);
-- 
2.2.1

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