netdev - [PATCH next 13/30] ipv4: Only compute net once in ip_finish

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Message-Id: <1442365458-16349-13-git-send-email-ebiederm@xmission.com>
Date:	Tue, 15 Sep 2015 20:04:01 -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 13/30] ipv4: Only compute net once in ip_finish_output2

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

diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 095754c99061..fc550e97daac 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -177,14 +177,15 @@ static int ip_finish_output2(struct sock *sk, struct sk_buff *skb)
 	struct dst_entry *dst = skb_dst(skb);
 	struct rtable *rt = (struct rtable *)dst;
 	struct net_device *dev = dst->dev;
+	struct net *net = dev_net(dev);
 	unsigned int hh_len = LL_RESERVED_SPACE(dev);
 	struct neighbour *neigh;
 	u32 nexthop;
 
 	if (rt->rt_type == RTN_MULTICAST) {
-		IP_UPD_PO_STATS(dev_net(dev), IPSTATS_MIB_OUTMCAST, skb->len);
+		IP_UPD_PO_STATS(net, IPSTATS_MIB_OUTMCAST, skb->len);
 	} else if (rt->rt_type == RTN_BROADCAST)
-		IP_UPD_PO_STATS(dev_net(dev), IPSTATS_MIB_OUTBCAST, skb->len);
+		IP_UPD_PO_STATS(net, IPSTATS_MIB_OUTBCAST, skb->len);
 
 	/* Be paranoid, rather than too clever. */
 	if (unlikely(skb_headroom(skb) < hh_len && dev->header_ops)) {
-- 
2.2.1

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