cleanup: remove unused member in scm_cookie.

This patch removes an unused member (seq) scm_cookie; besides initialized
to 0 in the header file, it is not used.
Signed-off-by: Rami Rosen <ramirose@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/net/scm.h

@@ -26,7 +26,6 @@ struct scm_cookie
 #ifdef CONFIG_SECURITY_NETWORK
 	u32			secid;		/* Passed security ID 	*/
 #endif
-	unsigned long		seq;		/* Connection seqno	*/
 };
 
 extern void scm_detach_fds(struct msghdr *msg, struct scm_cookie *scm);
@@ -59,7 +58,6 @@ static __inline__ int scm_send(struct socket *sock, struct msghdr *msg,
 	scm->creds.gid = current_gid();
 	scm->creds.pid = task_tgid_vnr(p);
 	scm->fp = NULL;
-	scm->seq = 0;
 	unix_get_peersec_dgram(sock, scm);
 	if (msg->msg_controllen <= 0)
 		return 0;