net: sctp: sctp_bind_addr: remove dead code

The sctp_bind_addr structure has a 'malloced' member that is
always set to 0, thus in sctp_bind_addr_free() the kfree()
part can never be called. This part is embedded into
sctp_ep_common anyway and never alloced.
Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/net/sctp/structs.h

@@ -1093,8 +1093,6 @@ struct sctp_bind_addr {
 	 *	peer(s) in INIT and INIT ACK chunks.
 	 */
 	struct list_head address_list;
-
-	int malloced;	     /* Are we kfree()able?  */
 };
 
 void sctp_bind_addr_init(struct sctp_bind_addr *, __u16 port);

net/sctp/bind_addr.c

@@ -131,8 +131,6 @@ int sctp_bind_addr_dup(struct sctp_bind_addr *dest,
  */
 void sctp_bind_addr_init(struct sctp_bind_addr *bp, __u16 port)
 {
-	bp->malloced = 0;
-
 	INIT_LIST_HEAD(&bp->address_list);
 	bp->port = port;
 }
@@ -155,11 +153,6 @@ void sctp_bind_addr_free(struct sctp_bind_addr *bp)
 {
 	/* Empty the bind address list. */
 	sctp_bind_addr_clean(bp);
-
-	if (bp->malloced) {
-		kfree(bp);
-		SCTP_DBG_OBJCNT_DEC(bind_addr);
-	}
 }
 
 /* Add an address to the bind address list in the SCTP_bind_addr structure. */