1618 	struct sock_iocb *siocb = kiocb_to_siocb(kiocb);  in netlink_sendmsg()  local
1632 	if (NULL == siocb->scm)  in netlink_sendmsg()
1633 		siocb->scm = &scm;  in netlink_sendmsg()
1635 	err = scm_send(sock, msg, siocb->scm, true);  in netlink_sendmsg()
1671 	NETLINK_CB(skb).creds	= siocb->scm->creds;  in netlink_sendmsg()
1693 	scm_destroy(siocb->scm);  in netlink_sendmsg()
1701 	struct sock_iocb *siocb = kiocb_to_siocb(kiocb);  in netlink_recvmsg()  local
1764 	if (NULL == siocb->scm) {  in netlink_recvmsg()
1766 		siocb->scm = &scm;  in netlink_recvmsg()
1768 	siocb->scm->creds = *NETLINK_CREDS(skb);  in netlink_recvmsg()
1783 	scm_recv(sock, msg, siocb->scm, flags);  in netlink_recvmsg()