From 9479b0af489c836cc0d04b01ee5a7d48d79d3d51 Mon Sep 17 00:00:00 2001 From: "Eric W. Biederman" Date: Tue, 15 Sep 2015 20:04:00 -0500 Subject: [PATCH] ipv4: Explicitly compute net in ip_fragment Signed-off-by: "Eric W. Biederman" Signed-off-by: David S. Miller --- 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);