172 	struct sock *sk = (struct sock *) chan->private;  in pptp_xmit()  local
173 	struct pppox_sock *po = pppox_sk(sk);  in pptp_xmit()
192 	rt = ip_route_output_ports(sock_net(sk), &fl4, NULL,  in pptp_xmit()
210 		if (skb->sk)  in pptp_xmit()
211 			skb_set_owner_w(new_skb, skb->sk);  in pptp_xmit()
267 	if (ip_dont_fragment(sk, &rt->dst))  in pptp_xmit()
295 static int pptp_rcv_core(struct sock *sk, struct sk_buff *skb)  in pptp_rcv_core()  argument
297 	struct pppox_sock *po = pppox_sk(sk);  in pptp_rcv_core()
303 	if (!(sk->sk_state & PPPOX_CONNECTED)) {  in pptp_rcv_core()
304 		if (sock_queue_rcv_skb(sk, skb))  in pptp_rcv_core()
417 	struct sock *sk = sock->sk;  in pptp_bind()  local
419 	struct pppox_sock *po = pppox_sk(sk);  in pptp_bind()
426 	lock_sock(sk);  in pptp_bind()
432 	release_sock(sk);  in pptp_bind()
439 	struct sock *sk = sock->sk;  in pptp_connect()  local
441 	struct pppox_sock *po = pppox_sk(sk);  in pptp_connect()
456 	lock_sock(sk);  in pptp_connect()
458 	if (sk->sk_state & PPPOX_CONNECTED) {  in pptp_connect()
464 	if (sk->sk_state & PPPOX_DEAD) {  in pptp_connect()
474 	po->chan.private = sk;  in pptp_connect()
477 	rt = ip_route_output_ports(sock_net(sk), &fl4, sk,  in pptp_connect()
481 				   IPPROTO_GRE, RT_CONN_FLAGS(sk), 0);  in pptp_connect()
486 	sk_setup_caps(sk, &rt->dst);  in pptp_connect()
502 	sk->sk_state = PPPOX_CONNECTED;  in pptp_connect()
505 	release_sock(sk);  in pptp_connect()
519 	sp.sa_addr.pptp = pppox_sk(sock->sk)->proto.pptp.src_addr;  in pptp_getname()
530 	struct sock *sk = sock->sk;  in pptp_release()  local
535 	if (!sk)  in pptp_release()
538 	lock_sock(sk);  in pptp_release()
540 	if (sock_flag(sk, SOCK_DEAD)) {  in pptp_release()
541 		release_sock(sk);  in pptp_release()
545 	po = pppox_sk(sk);  in pptp_release()
549 	pppox_unbind_sock(sk);  in pptp_release()
550 	sk->sk_state = PPPOX_DEAD;  in pptp_release()
552 	sock_orphan(sk);  in pptp_release()
553 	sock->sk = NULL;  in pptp_release()
555 	release_sock(sk);  in pptp_release()
556 	sock_put(sk);  in pptp_release()
561 static void pptp_sock_destruct(struct sock *sk)  in pptp_sock_destruct()  argument
563 	if (!(sk->sk_state & PPPOX_DEAD)) {  in pptp_sock_destruct()
564 		del_chan(pppox_sk(sk));  in pptp_sock_destruct()
565 		pppox_unbind_sock(sk);  in pptp_sock_destruct()
567 	skb_queue_purge(&sk->sk_receive_queue);  in pptp_sock_destruct()
573 	struct sock *sk;  in pptp_create()  local
577 	sk = sk_alloc(net, PF_PPPOX, GFP_KERNEL, &pptp_sk_proto);  in pptp_create()
578 	if (!sk)  in pptp_create()
581 	sock_init_data(sock, sk);  in pptp_create()
586 	sk->sk_backlog_rcv = pptp_rcv_core;  in pptp_create()
587 	sk->sk_state       = PPPOX_NONE;  in pptp_create()
588 	sk->sk_type        = SOCK_STREAM;  in pptp_create()
589 	sk->sk_family      = PF_PPPOX;  in pptp_create()
590 	sk->sk_protocol    = PX_PROTO_PPTP;  in pptp_create()
591 	sk->sk_destruct    = pptp_sock_destruct;  in pptp_create()
593 	po = pppox_sk(sk);  in pptp_create()
607 	struct sock *sk = (struct sock *) chan->private;  in pptp_ppp_ioctl()  local
608 	struct pppox_sock *po = pppox_sk(sk);  in pptp_ppp_ioctl()