74 	struct sock		*sk0;  member
432 	rt = ip4_route_output_gtp(&fl4, gtp->sk0, iph->saddr, iph->daddr);  in gtp0_send_echo_resp_ip()
439 	udp_tunnel_xmit_skb(rt, gtp->sk0, skb,  in gtp0_send_echo_resp_ip()
482 	switch (gtp->sk0->sk_family) {  in gtp0_send_echo_resp()
538 	switch (gtp->sk0->sk_family) {  in gtp0_handle_echo_resp()
852 		if (gtp->sk0 == sk)  in __gtp_encap_destroy()
853 			gtp->sk0 = NULL;  in __gtp_encap_destroy()
883 		udp_tunnel_sock_release(gtp->sk0->sk_socket);  in gtp_encap_disable()
886 		gtp->sk0 = NULL;  in gtp_encap_disable()
889 		gtp_encap_disable_sock(gtp->sk0);  in gtp_encap_disable()
1441 	struct sock *sk0;  in gtp_create_sockets()  local
1443 	sk0 = gtp_create_sock(UDP_ENCAP_GTP0, gtp, nla, family);  in gtp_create_sockets()
1444 	if (IS_ERR(sk0))  in gtp_create_sockets()
1445 		return PTR_ERR(sk0);  in gtp_create_sockets()
1449 		udp_tunnel_sock_release(sk0->sk_socket);  in gtp_create_sockets()
1454 	gtp->sk0 = sk0;  in gtp_create_sockets()
1517 	if ((gtp->sk0 && gtp->sk0->sk_family == AF_INET6) ||  in gtp_newlink()
1699 	struct sock *sk0 = NULL;  in gtp_encap_enable()  local
1708 			sk0 = gtp_encap_enable_socket(fd0, UDP_ENCAP_GTP0, gtp);  in gtp_encap_enable()
1709 			if (IS_ERR(sk0))  in gtp_encap_enable()
1710 				return PTR_ERR(sk0);  in gtp_encap_enable()
1720 				gtp_encap_disable_sock(sk0);  in gtp_encap_enable()
1726 	gtp->sk0 = sk0;  in gtp_encap_enable()
1729 	if (sk0 && sk1u &&  in gtp_encap_enable()
1730 	    sk0->sk_family != sk1u->sk_family) {  in gtp_encap_enable()
1731 		gtp_encap_disable_sock(sk0);  in gtp_encap_enable()
2042 		sk = gtp->sk0;  in gtp_genl_new_pdp()
2365 		sk = gtp->sk0;  in gtp_genl_send_echo_req()