bridge: Add br_netif_receive_skb remove netif_receive_skb_sk

netif_receive_skb_sk is only called once in the bridge code, replace
it with a bridge specific function that calls netif_receive_skb.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/bridge/br_input.c b/net/bridge/br_input.c
index f921a5d..2359c04 100644
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -26,6 +26,11 @@
 br_should_route_hook_t __rcu *br_should_route_hook __read_mostly;
 EXPORT_SYMBOL(br_should_route_hook);
 
+static int br_netif_receive_skb(struct sock *sk, struct sk_buff *skb)
+{
+	return netif_receive_skb(skb);
+}
+
 static int br_pass_frame_up(struct sk_buff *skb)
 {
 	struct net_device *indev, *brdev = BR_INPUT_SKB_CB(skb)->brdev;
@@ -57,7 +62,7 @@
 
 	return NF_HOOK(NFPROTO_BRIDGE, NF_BR_LOCAL_IN, NULL, skb,
 		       indev, NULL,
-		       netif_receive_skb_sk);
+		       br_netif_receive_skb);
 }
 
 static void br_do_proxy_arp(struct sk_buff *skb, struct net_bridge *br,