annotate tun

Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk>
Signed-off-by: NJeff Garzik <jeff@garzik.org>

drivers/net/tun.c

@@ -506,7 +506,7 @@ static int tun_set_iff(struct file *file, struct ifreq *ifr)
 		/* Be promiscuous by default to maintain previous behaviour. */
 		tun->if_flags = IFF_PROMISC;
 		/* Generate random Ethernet address. */
-		*(u16 *)tun->dev_addr = htons(0x00FF);
+		*(__be16 *)tun->dev_addr = htons(0x00FF);
 		get_random_bytes(tun->dev_addr + sizeof(u16), 4);
 		memset(tun->chr_filter, 0, sizeof tun->chr_filter);
 

include/linux/if_tun.h

@@ -21,6 +21,8 @@
 /* Uncomment to enable debugging */
 /* #define TUN_DEBUG 1 */
 
+#include <linux/types.h>
+
 #ifdef __KERNEL__
 
 #ifdef TUN_DEBUG
@@ -88,7 +90,7 @@ struct tun_struct {
 
 struct tun_pi {
 	unsigned short flags;
-	unsigned short proto;
+	__be16 proto;
 };
 #define TUN_PKT_STRIP	0x0001