sctp: remove the typedef sctp_operr_chunk_t

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

include/linux/sctp.h

@@ -433,10 +433,10 @@ struct sctp_errhdr {
 	__u8  variable[0];
 };
 
-typedef struct sctp_operr_chunk {
+struct sctp_operr_chunk {
 	struct sctp_chunkhdr chunk_hdr;
 	struct sctp_errhdr err_hdr;
-} sctp_operr_chunk_t;
+};
 
 /* RFC 2960 3.3.10 - Operation Error
  *

net/sctp/sm_statefuns.c

@@ -2278,7 +2278,7 @@ sctp_disposition_t sctp_sf_cookie_echoed_err(struct net *net,
 	/* Make sure that the ERROR chunk has a valid length.
 	 * The parameter walking depends on this as well.
 	 */
-	if (!sctp_chunk_length_valid(chunk, sizeof(sctp_operr_chunk_t)))
+	if (!sctp_chunk_length_valid(chunk, sizeof(struct sctp_operr_chunk)))
 		return sctp_sf_violation_chunklen(net, ep, asoc, type, arg,
 						  commands);
 
@@ -3317,7 +3317,7 @@ sctp_disposition_t sctp_sf_operr_notify(struct net *net,
 		return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
 
 	/* Make sure that the ERROR chunk has a valid length. */
-	if (!sctp_chunk_length_valid(chunk, sizeof(sctp_operr_chunk_t)))
+	if (!sctp_chunk_length_valid(chunk, sizeof(struct sctp_operr_chunk)))
 		return sctp_sf_violation_chunklen(net, ep, asoc, type, arg,
 						  commands);
 	sctp_walk_errors(err, chunk->chunk_hdr);