net: cleanup unsigned to unsigned int

Use of "unsigned int" is preferred to bare "unsigned" in net tree.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/llc/af_llc.c b/net/llc/af_llc.c
index b9bef2c..17bc85d 100644
--- a/net/llc/af_llc.c
+++ b/net/llc/af_llc.c
@@ -518,7 +518,7 @@
 	if (sock_flag(sk, SOCK_ZAPPED))
 		goto out;
 	rc = 0;
-	if (!(unsigned)backlog)	/* BSDism */
+	if (!(unsigned int)backlog)	/* BSDism */
 		backlog = 1;
 	sk->sk_max_ack_backlog = backlog;
 	if (sk->sk_state != TCP_LISTEN) {