[SCTP]: Trivial sctp endianness annotations.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/net/sctp/constants.h

@@ -356,7 +356,7 @@ typedef enum {
  * addresses.
  */
 #define IS_IPV4_UNUSABLE_ADDRESS(a) \
-	((INADDR_BROADCAST == *a) || \
+	((htonl(INADDR_BROADCAST) == *a) || \
 	(MULTICAST(*a)) || \
 	(((unsigned char *)(a))[0] == 0) || \
 	((((unsigned char *)(a))[0] == 198) && \