sctp: remove the typedef sctp_addip_chunk_t

This patch is to remove the typedef sctp_addip_chunk_t, and
replace with struct sctp_addip_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>
diff --git a/net/sctp/input.c b/net/sctp/input.c
index 41eb2ec..92a0714 100644
--- a/net/sctp/input.c
+++ b/net/sctp/input.c
@@ -1111,7 +1111,7 @@
 					__be16 peer_port,
 					struct sctp_transport **transportp)
 {
-	sctp_addip_chunk_t *asconf = (struct sctp_addip_chunk *)ch;
+	struct sctp_addip_chunk *asconf = (struct sctp_addip_chunk *)ch;
 	struct sctp_af *af;
 	union sctp_addr_param *param;
 	union sctp_addr paddr;