tcp: remove parameter from tcp_recv_urg().

This patch removes an unused parameter (addr_len) from tcp_recv_urg()
method in net/ipv4/tcp.c.
Signed-off-by: Rami Rosen <ramirose@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/ipv4/tcp.c

@@ -1082,8 +1082,7 @@ out_err:
  */
 
 static int tcp_recv_urg(struct sock *sk, long timeo,
-			struct msghdr *msg, int len, int flags,
-			int *addr_len)
+			struct msghdr *msg, int len, int flags)
 {
 	struct tcp_sock *tp = tcp_sk(sk);
 
@@ -1698,7 +1697,7 @@ out:
 	return err;
 
 recv_urg:
-	err = tcp_recv_urg(sk, timeo, msg, len, flags, addr_len);
+	err = tcp_recv_urg(sk, timeo, msg, len, flags);
 	goto out;
 }