57 	struct bareudp_dev *bareudp;  in bareudp_udp_encap_recv()  local
64 	bareudp = rcu_dereference_sk_user_data(sk);  in bareudp_udp_encap_recv()
65 	if (!bareudp)  in bareudp_udp_encap_recv()
73 	if (bareudp->ethertype == htons(ETH_P_IP)) {  in bareudp_udp_encap_recv()
78 			proto = bareudp->ethertype;  in bareudp_udp_encap_recv()
79 		} else if (bareudp->multi_proto_mode && (iphdr->version == 6)) {  in bareudp_udp_encap_recv()
82 			bareudp->dev->stats.rx_dropped++;  in bareudp_udp_encap_recv()
85 	} else if (bareudp->ethertype == htons(ETH_P_MPLS_UC)) {  in bareudp_udp_encap_recv()
91 				proto = bareudp->ethertype;  in bareudp_udp_encap_recv()
92 			} else if (bareudp->multi_proto_mode &&  in bareudp_udp_encap_recv()
96 				bareudp->dev->stats.rx_dropped++;  in bareudp_udp_encap_recv()
107 				proto = bareudp->ethertype;  in bareudp_udp_encap_recv()
108 			} else if (bareudp->multi_proto_mode &&  in bareudp_udp_encap_recv()
112 				bareudp->dev->stats.rx_dropped++;  in bareudp_udp_encap_recv()
117 		proto = bareudp->ethertype;  in bareudp_udp_encap_recv()
122 				 !net_eq(bareudp->net,  in bareudp_udp_encap_recv()
123 				 dev_net(bareudp->dev)))) {  in bareudp_udp_encap_recv()
124 		bareudp->dev->stats.rx_dropped++;  in bareudp_udp_encap_recv()
129 		bareudp->dev->stats.rx_dropped++;  in bareudp_udp_encap_recv()
133 	skb->dev = bareudp->dev;  in bareudp_udp_encap_recv()
154 			++bareudp->dev->stats.rx_frame_errors;  in bareudp_udp_encap_recv()
155 			++bareudp->dev->stats.rx_errors;  in bareudp_udp_encap_recv()
161 	err = gro_cells_receive(&bareudp->gro_cells, skb);  in bareudp_udp_encap_recv()
163 		dev_sw_netstats_rx_add(bareudp->dev, len);  in bareudp_udp_encap_recv()
180 	struct bareudp_dev *bareudp = netdev_priv(dev);  in bareudp_init()  local
187 	err = gro_cells_init(&bareudp->gro_cells, dev);  in bareudp_init()
197 	struct bareudp_dev *bareudp = netdev_priv(dev);  in bareudp_uninit()  local
199 	gro_cells_destroy(&bareudp->gro_cells);  in bareudp_uninit()
225 static int bareudp_socket_create(struct bareudp_dev *bareudp, __be16 port)  in bareudp_socket_create()  argument
230 	sock = bareudp_create_sock(bareudp->net, port);  in bareudp_socket_create()
236 	tunnel_cfg.sk_user_data = bareudp;  in bareudp_socket_create()
241 	setup_udp_tunnel_sock(bareudp->net, sock, &tunnel_cfg);  in bareudp_socket_create()
249 	rcu_assign_pointer(bareudp->sock, sock);  in bareudp_socket_create()
255 	struct bareudp_dev *bareudp = netdev_priv(dev);  in bareudp_open()  local
258 	ret =  bareudp_socket_create(bareudp, bareudp->port);  in bareudp_open()
262 static void bareudp_sock_release(struct bareudp_dev *bareudp)  in bareudp_sock_release()  argument
266 	sock = bareudp->sock;  in bareudp_sock_release()
267 	rcu_assign_pointer(bareudp->sock, NULL);  in bareudp_sock_release()
274 	struct bareudp_dev *bareudp = netdev_priv(dev);  in bareudp_stop()  local
276 	bareudp_sock_release(bareudp);  in bareudp_stop()
281 			    struct bareudp_dev *bareudp,  in bareudp_xmit_skb()  argument
284 	bool xnet = !net_eq(bareudp->net, dev_net(bareudp->dev));  in bareudp_xmit_skb()
286 	struct socket *sock = rcu_dereference(bareudp->sock);  in bareudp_xmit_skb()
299 	rt = ip_route_output_tunnel(skb, dev, bareudp->net, &saddr, info,  in bareudp_xmit_skb()
308 	sport = udp_flow_src_port(bareudp->net, skb,  in bareudp_xmit_skb()
309 				  bareudp->sport_min, USHRT_MAX,  in bareudp_xmit_skb()
331 	skb_set_inner_protocol(skb, bareudp->ethertype);  in bareudp_xmit_skb()
333 			    tos, ttl, df, sport, bareudp->port,  in bareudp_xmit_skb()
334 			    !net_eq(bareudp->net, dev_net(bareudp->dev)),  in bareudp_xmit_skb()
344 			     struct bareudp_dev *bareudp,  in bareudp6_xmit_skb()  argument
347 	bool xnet = !net_eq(bareudp->net, dev_net(bareudp->dev));  in bareudp6_xmit_skb()
349 	struct socket *sock  = rcu_dereference(bareudp->sock);  in bareudp6_xmit_skb()
362 	dst = ip6_dst_lookup_tunnel(skb, dev, bareudp->net, sock, &saddr, info,  in bareudp6_xmit_skb()
370 	sport = udp_flow_src_port(bareudp->net, skb,  in bareudp6_xmit_skb()
371 				  bareudp->sport_min, USHRT_MAX,  in bareudp6_xmit_skb()
396 			     info->key.label, sport, bareudp->port,  in bareudp6_xmit_skb()
405 static bool bareudp_proto_valid(struct bareudp_dev *bareudp, __be16 proto)  in bareudp_proto_valid()  argument
407 	if (bareudp->ethertype == proto)  in bareudp_proto_valid()
410 	if (!bareudp->multi_proto_mode)  in bareudp_proto_valid()
413 	if (bareudp->ethertype == htons(ETH_P_MPLS_UC) &&  in bareudp_proto_valid()
417 	if (bareudp->ethertype == htons(ETH_P_IP) &&  in bareudp_proto_valid()
426 	struct bareudp_dev *bareudp = netdev_priv(dev);  in bareudp_xmit()  local
430 	if (!bareudp_proto_valid(bareudp, skb->protocol)) {  in bareudp_xmit()
443 		err = bareudp6_xmit_skb(skb, dev, bareudp, info);  in bareudp_xmit()
445 		err = bareudp_xmit_skb(skb, dev, bareudp, info);  in bareudp_xmit()
467 	struct bareudp_dev *bareudp = netdev_priv(dev);  in bareudp_fill_metadata_dst()  local
476 		rt = ip_route_output_tunnel(skb, dev, bareudp->net, &saddr,  in bareudp_fill_metadata_dst()
486 		struct socket *sock = rcu_dereference(bareudp->sock);  in bareudp_fill_metadata_dst()
488 		dst = ip6_dst_lookup_tunnel(skb, dev, bareudp->net, sock,  in bareudp_fill_metadata_dst()
500 	info->key.tp_src = udp_flow_src_port(bareudp->net, skb,  in bareudp_fill_metadata_dst()
501 					     bareudp->sport_min,  in bareudp_fill_metadata_dst()
503 	info->key.tp_dst = bareudp->port;  in bareudp_fill_metadata_dst()
594 	struct bareudp_dev *bareudp, *t = NULL;  in bareudp_find_dev()  local
596 	list_for_each_entry(bareudp, &bn->bareudp_list, next) {  in bareudp_find_dev()
597 		if (conf->port == bareudp->port)  in bareudp_find_dev()
598 			t = bareudp;  in bareudp_find_dev()
607 	struct bareudp_dev *t, *bareudp = netdev_priv(dev);  in bareudp_configure()  local
610 	bareudp->net = net;  in bareudp_configure()
611 	bareudp->dev = dev;  in bareudp_configure()
621 	bareudp->port = conf->port;  in bareudp_configure()
622 	bareudp->ethertype = conf->ethertype;  in bareudp_configure()
623 	bareudp->sport_min = conf->sport_min;  in bareudp_configure()
624 	bareudp->multi_proto_mode = conf->multi_proto_mode;  in bareudp_configure()
630 	list_add(&bareudp->next, &bn->bareudp_list);  in bareudp_configure()
671 	struct bareudp_dev *bareudp = netdev_priv(dev);  in bareudp_dellink()  local
673 	list_del(&bareudp->next);  in bareudp_dellink()
688 	struct bareudp_dev *bareudp = netdev_priv(dev);  in bareudp_fill_info()  local
690 	if (nla_put_be16(skb, IFLA_BAREUDP_PORT, bareudp->port))  in bareudp_fill_info()
692 	if (nla_put_be16(skb, IFLA_BAREUDP_ETHERTYPE, bareudp->ethertype))  in bareudp_fill_info()
694 	if (nla_put_u16(skb, IFLA_BAREUDP_SRCPORT_MIN, bareudp->sport_min))  in bareudp_fill_info()
696 	if (bareudp->multi_proto_mode &&  in bareudp_fill_info()
766 	struct bareudp_dev *bareudp, *next;  in bareudp_destroy_tunnels()  local
768 	list_for_each_entry_safe(bareudp, next, &bn->bareudp_list, next)  in bareudp_destroy_tunnels()
769 		unregister_netdevice_queue(bareudp->dev, head);  in bareudp_destroy_tunnels()