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/decnet/dn_nsp_in.c b/net/decnet/dn_nsp_in.c
index f6544b2..58084f3 100644
--- a/net/decnet/dn_nsp_in.c
+++ b/net/decnet/dn_nsp_in.c
@@ -588,7 +588,7 @@
 	   number of warnings when compiling with -W --ANK
 	 */
 	if (atomic_read(&sk->sk_rmem_alloc) + skb->truesize >=
-	    (unsigned)sk->sk_rcvbuf) {
+	    (unsigned int)sk->sk_rcvbuf) {
 		err = -ENOMEM;
 		goto out;
 	}