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/core/sock.c b/net/core/sock.c
index b2e14c0..c7e60ea 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1534,7 +1534,7 @@
  */
 void *sock_kmalloc(struct sock *sk, int size, gfp_t priority)
 {
-	if ((unsigned)size <= sysctl_optmem_max &&
+	if ((unsigned int)size <= sysctl_optmem_max &&
 	    atomic_read(&sk->sk_omem_alloc) + size < sysctl_optmem_max) {
 		void *mem;
 		/* First do the add, to avoid the race if kmalloc