[SCTP]: Annotate ->supported_addrs().

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 5da8875..11f3b54 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -791,7 +791,7 @@
  * chunks.  Returns number of addresses supported.
  */
 static int sctp_inet_supported_addrs(const struct sctp_sock *opt,
-				     __u16 *types)
+				     __be16 *types)
 {
 	types[0] = SCTP_PARAM_IPV4_ADDRESS;
 	return 1;