1420 static void pppol2tp_next_tunnel(struct net *net, struct pppol2tp_seq_data *pd)  in pppol2tp_next_tunnel()  argument
1423 	if (pd->tunnel)  in pppol2tp_next_tunnel()
1424 		l2tp_tunnel_dec_refcount(pd->tunnel);  in pppol2tp_next_tunnel()
1427 		pd->tunnel = l2tp_tunnel_get_nth(net, pd->tunnel_idx);  in pppol2tp_next_tunnel()
1428 		pd->tunnel_idx++;  in pppol2tp_next_tunnel()
1431 		if (!pd->tunnel || pd->tunnel->version == 2)  in pppol2tp_next_tunnel()
1434 		l2tp_tunnel_dec_refcount(pd->tunnel);  in pppol2tp_next_tunnel()
1438 static void pppol2tp_next_session(struct net *net, struct pppol2tp_seq_data *pd)  in pppol2tp_next_session()  argument
1441 	if (pd->session)  in pppol2tp_next_session()
1442 		l2tp_session_dec_refcount(pd->session);  in pppol2tp_next_session()
1444 	pd->session = l2tp_session_get_nth(pd->tunnel, pd->session_idx);  in pppol2tp_next_session()
1445 	pd->session_idx++;  in pppol2tp_next_session()
1447 	if (!pd->session) {  in pppol2tp_next_session()
1448 		pd->session_idx = 0;  in pppol2tp_next_session()
1449 		pppol2tp_next_tunnel(net, pd);  in pppol2tp_next_session()
1455 	struct pppol2tp_seq_data *pd = SEQ_START_TOKEN;  in pppol2tp_seq_start()  local
1463 		pd = NULL;  in pppol2tp_seq_start()
1467 	pd = m->private;  in pppol2tp_seq_start()
1470 	if (!pd->tunnel)  in pppol2tp_seq_start()
1471 		pppol2tp_next_tunnel(net, pd);  in pppol2tp_seq_start()
1473 		pppol2tp_next_session(net, pd);  in pppol2tp_seq_start()
1476 	if (!pd->tunnel && !pd->session)  in pppol2tp_seq_start()
1477 		pd = NULL;  in pppol2tp_seq_start()
1480 	return pd;  in pppol2tp_seq_start()
1491 	struct pppol2tp_seq_data *pd = v;  in pppol2tp_seq_stop()  local
1493 	if (!pd || pd == SEQ_START_TOKEN)  in pppol2tp_seq_stop()
1499 	if (pd->session) {  in pppol2tp_seq_stop()
1500 		l2tp_session_dec_refcount(pd->session);  in pppol2tp_seq_stop()
1501 		pd->session = NULL;  in pppol2tp_seq_stop()
1503 	if (pd->tunnel) {  in pppol2tp_seq_stop()
1504 		l2tp_tunnel_dec_refcount(pd->tunnel);  in pppol2tp_seq_stop()
1505 		pd->tunnel = NULL;  in pppol2tp_seq_stop()
1585 	struct pppol2tp_seq_data *pd = v;  in pppol2tp_seq_show()  local
1598 	if (!pd->session)  in pppol2tp_seq_show()
1599 		pppol2tp_seq_tunnel_show(m, pd->tunnel);  in pppol2tp_seq_show()
1601 		pppol2tp_seq_session_show(m, pd->session);  in pppol2tp_seq_show()