sctp: remove the typedef sctp_heartbeat_chunk_t

This patch is to remove the typedef sctp_heartbeat_chunk_t, and
replace with struct sctp_heartbeat_chunk in the places where it's
using this typedef.
Signed-off-by: NXin Long <lucien.xin@gmail.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

include/linux/sctp.h

@@ -398,10 +398,10 @@ struct sctp_heartbeathdr {
 	struct sctp_paramhdr info;
 };
 
-typedef struct sctp_heartbeat_chunk {
+struct sctp_heartbeat_chunk {
 	struct sctp_chunkhdr chunk_hdr;
 	struct sctp_heartbeathdr hb_hdr;
-} sctp_heartbeat_chunk_t;
+};
 
 
 /* For the abort and shutdown ACK we must carry the init tag in the

net/sctp/sm_statefuns.c

@@ -1088,7 +1088,8 @@ sctp_disposition_t sctp_sf_beat_8_3(struct net *net,
 		return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
 
 	/* Make sure that the HEARTBEAT chunk has a valid length. */
-	if (!sctp_chunk_length_valid(chunk, sizeof(sctp_heartbeat_chunk_t)))
+	if (!sctp_chunk_length_valid(chunk,
+				     sizeof(struct sctp_heartbeat_chunk)))
 		return sctp_sf_violation_chunklen(net, ep, asoc, type, arg,
 						  commands);