ipvs: Pass ipvs into ip_vs_in

Derive ipvs from state->net in the callers of ip_vs_in and pass it
into ip_vs_out.  Removing the need to use the hack skb_net.

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>

diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c
index 07a4ddca650d49688efc753584843766a4cc020a..3ab96bdc66fdf317a000e977f31e7069dce08628 100644 (file)
--- a/net/netfilter/ipvs/ip_vs_core.c
+++ b/net/netfilter/ipvs/ip_vs_core.c
@@ -1684,15 +1684,13 @@ out:
  *     and send it on its way...
  */
 static unsigned int
-ip_vs_in(unsigned int hooknum, struct sk_buff *skb, int af)
+ip_vs_in(struct netns_ipvs *ipvs, unsigned int hooknum, struct sk_buff *skb, int af)
 {
-       struct net *net;
        struct ip_vs_iphdr iph;
        struct ip_vs_protocol *pp;
        struct ip_vs_proto_data *pd;
        struct ip_vs_conn *cp;
        int ret, pkts;
-       struct netns_ipvs *ipvs;
        int conn_reuse_mode;
 
        /* Already marked as IPVS request or reply? */
@@ -1715,8 +1713,6 @@ ip_vs_in(unsigned int hooknum, struct sk_buff *skb, int af)
                return NF_ACCEPT;
        }
        /* ipvs enabled in this netns ? */
-       net = skb_net(skb);
-       ipvs = net_ipvs(net);
        if (unlikely(sysctl_backup_only(ipvs) || !ipvs->enable))
                return NF_ACCEPT;
 
@@ -1844,7 +1840,7 @@ static unsigned int
 ip_vs_remote_request4(void *priv, struct sk_buff *skb,
                      const struct nf_hook_state *state)
 {
-       return ip_vs_in(state->hook, skb, AF_INET);
+       return ip_vs_in(net_ipvs(state->net), state->hook, skb, AF_INET);
 }
 
 /*
@@ -1855,7 +1851,7 @@ static unsigned int
 ip_vs_local_request4(void *priv, struct sk_buff *skb,
                     const struct nf_hook_state *state)
 {
-       return ip_vs_in(state->hook, skb, AF_INET);
+       return ip_vs_in(net_ipvs(state->net), state->hook, skb, AF_INET);
 }
 
 #ifdef CONFIG_IP_VS_IPV6
@@ -1868,7 +1864,7 @@ static unsigned int
 ip_vs_remote_request6(void *priv, struct sk_buff *skb,
                      const struct nf_hook_state *state)
 {
-       return ip_vs_in(state->hook, skb, AF_INET6);
+       return ip_vs_in(net_ipvs(state->net), state->hook, skb, AF_INET6);
 }
 
 /*
@@ -1879,7 +1875,7 @@ static unsigned int
 ip_vs_local_request6(void *priv, struct sk_buff *skb,
                     const struct nf_hook_state *state)
 {
-       return ip_vs_in(state->hook, skb, AF_INET6);
+       return ip_vs_in(net_ipvs(state->net), state->hook, skb, AF_INET6);
 }
 
 #endif