[IPV4]: Make struct sockaddr_in::sin_port __be16

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/linux/in.h

@@ -177,7 +177,7 @@ struct in_pktinfo
 #define __SOCK_SIZE__	16		/* sizeof(struct sockaddr)	*/
 struct sockaddr_in {
   sa_family_t		sin_family;	/* Address family		*/
-  unsigned short int	sin_port;	/* Port number			*/
+  __be16		sin_port;	/* Port number			*/
   struct in_addr	sin_addr;	/* Internet address		*/
 
   /* Pad to size of `struct sockaddr'. */