54 	struct pppox_sock *sock;  in lookup_chan()  local
58 	sock = rcu_dereference(callid_sock[call_id]);  in lookup_chan()
59 	if (sock) {  in lookup_chan()
60 		opt = &sock->proto.pptp;  in lookup_chan()
62 			sock = NULL;  in lookup_chan()
64 			sock_hold(sk_pppox(sock));  in lookup_chan()
68 	return sock;  in lookup_chan()
73 	struct pppox_sock *sock;  in lookup_chan_dst()  local
80 		sock = rcu_dereference(callid_sock[i]);  in lookup_chan_dst()
81 		if (!sock)  in lookup_chan_dst()
83 		opt = &sock->proto.pptp;  in lookup_chan_dst()
93 static int add_chan(struct pppox_sock *sock,  in add_chan()  argument
111 	sock->proto.pptp.src_addr = *sa;  in add_chan()
113 	rcu_assign_pointer(callid_sock[sa->call_id], sock);  in add_chan()
123 static void del_chan(struct pppox_sock *sock)  in del_chan()  argument
126 	clear_bit(sock->proto.pptp.src_addr.call_id, callid_bitmap);  in del_chan()
127 	RCU_INIT_POINTER(callid_sock[sock->proto.pptp.src_addr.call_id], NULL);  in del_chan()
133 	struct sock *sk = (struct sock *) chan->private;  in pptp_xmit()
255 static int pptp_rcv_core(struct sock *sk, struct sk_buff *skb)  in pptp_rcv_core()
369 static int pptp_bind(struct socket *sock, struct sockaddr *uservaddr,  in pptp_bind()  argument
372 	struct sock *sk = sock->sk;  in pptp_bind()
402 static int pptp_connect(struct socket *sock, struct sockaddr *uservaddr,  in pptp_connect()  argument
405 	struct sock *sk = sock->sk;  in pptp_connect()
474 static int pptp_getname(struct socket *sock, struct sockaddr *uaddr,  in pptp_getname()  argument
484 	sp.sa_addr.pptp = pppox_sk(sock->sk)->proto.pptp.src_addr;  in pptp_getname()
491 static int pptp_release(struct socket *sock)  in pptp_release()  argument
493 	struct sock *sk = sock->sk;  in pptp_release()
515 	sock->sk = NULL;  in pptp_release()
523 static void pptp_sock_destruct(struct sock *sk)  in pptp_sock_destruct()
533 static int pptp_create(struct net *net, struct socket *sock, int kern)  in pptp_create()  argument
536 	struct sock *sk;  in pptp_create()
544 	sock_init_data(sock, sk);  in pptp_create()
546 	sock->state = SS_UNCONNECTED;  in pptp_create()
547 	sock->ops   = &pptp_ops;  in pptp_create()
570 	struct sock *sk = (struct sock *) chan->private;  in pptp_ppp_ioctl()