134 	struct pppox_sock *po = pppox_sk(sk);  in pptp_xmit()  local
136 	struct pptp_opt *opt = &po->proto.pptp;  in pptp_xmit()
151 	if (sk_pppox(po)->sk_state & PPPOX_DEAD)  in pptp_xmit()
257 	struct pppox_sock *po = pppox_sk(sk);  in pptp_rcv_core()  local
258 	struct pptp_opt *opt = &po->proto.pptp;  in pptp_rcv_core()
323 		ppp_input(&po->chan, skb);  in pptp_rcv_core()
334 	struct pppox_sock *po;  in pptp_rcv()  local
356 	po = lookup_chan(ntohs(header->call_id), iph->saddr);  in pptp_rcv()
357 	if (po) {  in pptp_rcv()
360 		return sk_receive_skb(sk_pppox(po), skb, 0);  in pptp_rcv()
372 	struct pppox_sock *po = pppox_sk(sk);  in pptp_bind()  local
390 	if (add_chan(po, &sp->sa_addr.pptp))  in pptp_bind()
405 	struct pppox_sock *po = pppox_sk(sk);  in pptp_connect()  local
406 	struct pptp_opt *opt = &po->proto.pptp;  in pptp_connect()
438 	po->chan.private = sk;  in pptp_connect()
439 	po->chan.ops = &pptp_chan_ops;  in pptp_connect()
453 	po->chan.mtu = dst_mtu(&rt->dst);  in pptp_connect()
454 	if (!po->chan.mtu)  in pptp_connect()
455 		po->chan.mtu = PPP_MRU;  in pptp_connect()
456 	po->chan.mtu -= PPTP_HEADER_OVERHEAD;  in pptp_connect()
458 	po->chan.hdrlen = 2 + sizeof(struct pptp_gre_header);  in pptp_connect()
459 	error = ppp_register_channel(&po->chan);  in pptp_connect()
493 	struct pppox_sock *po;  in pptp_release()  local
506 	po = pppox_sk(sk);  in pptp_release()
507 	del_chan(po);  in pptp_release()
536 	struct pppox_sock *po;  in pptp_create()  local
555 	po = pppox_sk(sk);  in pptp_create()
556 	opt = &po->proto.pptp;  in pptp_create()
570 	struct pppox_sock *po = pppox_sk(sk);  in pptp_ppp_ioctl()  local
571 	struct pptp_opt *opt = &po->proto.pptp;  in pptp_ppp_ioctl()