[RAW]: Consolidate proto->hash callback

Having the raw_hashinfo it's easy to consolidate the
raw[46]_hash functions.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 15c72a6..70db6f4 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -67,13 +67,7 @@
 
 static void raw_v6_hash(struct sock *sk)
 {
-	struct hlist_head *list = &raw_v6_hashinfo.ht[inet_sk(sk)->num &
-						 (RAW_HTABLE_SIZE - 1)];
-
-	write_lock_bh(&raw_v6_hashinfo.lock);
-	sk_add_node(sk, list);
-	sock_prot_inc_use(sk->sk_prot);
-	write_unlock_bh(&raw_v6_hashinfo.lock);
+	raw_hash_sk(sk, &raw_v6_hashinfo);
 }
 
 static void raw_v6_unhash(struct sock *sk)