tuntap: log the unsigned informaiton with %u

Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 3157519..f830b1b 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -1419,7 +1419,7 @@
 	if (!tun)
 		goto unlock;
 
-	tun_debug(KERN_INFO, tun, "tun_chr_ioctl cmd %d\n", cmd);
+	tun_debug(KERN_INFO, tun, "tun_chr_ioctl cmd %u\n", cmd);
 
 	ret = 0;
 	switch (cmd) {
@@ -1459,7 +1459,7 @@
 			break;
 		}
 		tun->owner = owner;
-		tun_debug(KERN_INFO, tun, "owner set to %d\n",
+		tun_debug(KERN_INFO, tun, "owner set to %u\n",
 			  from_kuid(&init_user_ns, tun->owner));
 		break;
 
@@ -1471,7 +1471,7 @@
 			break;
 		}
 		tun->group = group;
-		tun_debug(KERN_INFO, tun, "group set to %d\n",
+		tun_debug(KERN_INFO, tun, "group set to %u\n",
 			  from_kgid(&init_user_ns, tun->group));
 		break;