SCTP: Convert custom hash lists to use hlist.

Convert the custom hash list traversals to use hlist functions.

Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index 7082730..67c997c 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -665,6 +665,9 @@
 	return (h & (sctp_assoc_hashsize-1));
 }
 
+#define sctp_for_each_hentry(epb, node, head) \
+	hlist_for_each_entry(epb, node, head, node)
+
 /* Is a socket of this style? */
 #define sctp_style(sk, style) __sctp_style((sk), (SCTP_SOCKET_##style))
 static inline int __sctp_style(const struct sock *sk, sctp_socket_type_t style)