ipvs: Use state->net in the ipvs forward functions

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Acked-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: Simon Horman <horms@verge.net.au>

net/netfilter/ipvs/ip_vs_core.c

@@ -1905,15 +1905,13 @@ ip_vs_forward_icmp(void *priv, struct sk_buff *skb,
 		   const struct nf_hook_state *state)
 {
 	int r;
-	struct net *net;
 	struct netns_ipvs *ipvs;
 
 	if (ip_hdr(skb)->protocol != IPPROTO_ICMP)
 		return NF_ACCEPT;
 
 	/* ipvs enabled in this netns ? */
-	net = skb_net(skb);
-	ipvs = net_ipvs(net);
+	ipvs = net_ipvs(state->net);
 	if (unlikely(sysctl_backup_only(ipvs) || !ipvs->enable))
 		return NF_ACCEPT;
 
@@ -1926,7 +1924,6 @@ ip_vs_forward_icmp_v6(void *priv, struct sk_buff *skb,
 		      const struct nf_hook_state *state)
 {
 	int r;
-	struct net *net;
 	struct netns_ipvs *ipvs;
 	struct ip_vs_iphdr iphdr;
 
@@ -1935,8 +1932,7 @@ ip_vs_forward_icmp_v6(void *priv, struct sk_buff *skb,
 		return NF_ACCEPT;
 
 	/* ipvs enabled in this netns ? */
-	net = skb_net(skb);
-	ipvs = net_ipvs(net);
+	ipvs = net_ipvs(state->net);
 	if (unlikely(sysctl_backup_only(ipvs) || !ipvs->enable))
 		return NF_ACCEPT;