net: __netif_receive_skb should be static

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/core/dev.c b/net/core/dev.c
index bcb3ed2..887aa84 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2621,7 +2621,7 @@
 	rcu_read_unlock();
 }
 
-int __netif_receive_skb(struct sk_buff *skb)
+static int __netif_receive_skb(struct sk_buff *skb)
 {
 	struct packet_type *ptype, *pt_prev;
 	struct net_device *orig_dev;