74 static void bearer_disable(struct net *net, struct tipc_bearer *b_ptr,
179 	struct tipc_bearer *b_ptr;  in tipc_bearer_find()  local
183 		b_ptr = rtnl_dereference(tn->bearer_list[i]);  in tipc_bearer_find()
184 		if (b_ptr && (!strcmp(b_ptr->name, name)))  in tipc_bearer_find()
185 			return b_ptr;  in tipc_bearer_find()
193 	struct tipc_bearer *b_ptr;  in tipc_bearer_add_dest()  local
196 	b_ptr = rcu_dereference_rtnl(tn->bearer_list[bearer_id]);  in tipc_bearer_add_dest()
197 	if (b_ptr) {  in tipc_bearer_add_dest()
198 		tipc_bcbearer_sort(net, &b_ptr->nodes, dest, true);  in tipc_bearer_add_dest()
199 		tipc_disc_add_dest(b_ptr->link_req);  in tipc_bearer_add_dest()
207 	struct tipc_bearer *b_ptr;  in tipc_bearer_remove_dest()  local
210 	b_ptr = rcu_dereference_rtnl(tn->bearer_list[bearer_id]);  in tipc_bearer_remove_dest()
211 	if (b_ptr) {  in tipc_bearer_remove_dest()
212 		tipc_bcbearer_sort(net, &b_ptr->nodes, dest, false);  in tipc_bearer_remove_dest()
213 		tipc_disc_remove_dest(b_ptr->link_req);  in tipc_bearer_remove_dest()
226 	struct tipc_bearer *b_ptr;  in tipc_enable_bearer()  local
277 		b_ptr = rtnl_dereference(tn->bearer_list[i]);  in tipc_enable_bearer()
278 		if (!b_ptr) {  in tipc_enable_bearer()
282 		if (!strcmp(name, b_ptr->name)) {  in tipc_enable_bearer()
287 		if ((b_ptr->priority == priority) &&  in tipc_enable_bearer()
305 	b_ptr = kzalloc(sizeof(*b_ptr), GFP_ATOMIC);  in tipc_enable_bearer()
306 	if (!b_ptr)  in tipc_enable_bearer()
309 	strcpy(b_ptr->name, name);  in tipc_enable_bearer()
310 	b_ptr->media = m_ptr;  in tipc_enable_bearer()
311 	res = m_ptr->enable_media(net, b_ptr, attr);  in tipc_enable_bearer()
318 	b_ptr->identity = bearer_id;  in tipc_enable_bearer()
319 	b_ptr->tolerance = m_ptr->tolerance;  in tipc_enable_bearer()
320 	b_ptr->window = m_ptr->window;  in tipc_enable_bearer()
321 	b_ptr->domain = disc_domain;  in tipc_enable_bearer()
322 	b_ptr->net_plane = bearer_id + 'A';  in tipc_enable_bearer()
323 	b_ptr->priority = priority;  in tipc_enable_bearer()
325 	res = tipc_disc_create(net, b_ptr, &b_ptr->bcast_addr);  in tipc_enable_bearer()
327 		bearer_disable(net, b_ptr, false);  in tipc_enable_bearer()
333 	rcu_assign_pointer(tn->bearer_list[bearer_id], b_ptr);  in tipc_enable_bearer()
344 static int tipc_reset_bearer(struct net *net, struct tipc_bearer *b_ptr)  in tipc_reset_bearer()  argument
346 	pr_info("Resetting bearer <%s>\n", b_ptr->name);  in tipc_reset_bearer()
347 	tipc_link_reset_list(net, b_ptr->identity);  in tipc_reset_bearer()
348 	tipc_disc_reset(net, b_ptr);  in tipc_reset_bearer()
357 static void bearer_disable(struct net *net, struct tipc_bearer *b_ptr,  in bearer_disable()  argument
363 	pr_info("Disabling bearer <%s>\n", b_ptr->name);  in bearer_disable()
364 	b_ptr->media->disable_media(b_ptr);  in bearer_disable()
366 	tipc_link_delete_list(net, b_ptr->identity, shutting_down);  in bearer_disable()
367 	if (b_ptr->link_req)  in bearer_disable()
368 		tipc_disc_delete(b_ptr->link_req);  in bearer_disable()
371 		if (b_ptr == rtnl_dereference(tn->bearer_list[i])) {  in bearer_disable()
376 	kfree_rcu(b_ptr, rcu);  in bearer_disable()
466 	struct tipc_bearer *b_ptr;  in tipc_bearer_send()  local
469 	b_ptr = rcu_dereference_rtnl(tn->bearer_list[bearer_id]);  in tipc_bearer_send()
470 	if (likely(b_ptr))  in tipc_bearer_send()
471 		b_ptr->media->send_msg(net, buf, b_ptr, dest);  in tipc_bearer_send()
489 	struct tipc_bearer *b_ptr;  in tipc_l2_rcv_msg()  local
492 	b_ptr = rcu_dereference_rtnl(dev->tipc_ptr);  in tipc_l2_rcv_msg()
493 	if (likely(b_ptr)) {  in tipc_l2_rcv_msg()
496 			tipc_rcv(dev_net(dev), buf, b_ptr);  in tipc_l2_rcv_msg()
521 	struct tipc_bearer *b_ptr;  in tipc_l2_device_event()  local
523 	b_ptr = rtnl_dereference(dev->tipc_ptr);  in tipc_l2_device_event()
524 	if (!b_ptr)  in tipc_l2_device_event()
527 	b_ptr->mtu = dev->mtu;  in tipc_l2_device_event()
535 		tipc_reset_bearer(net, b_ptr);  in tipc_l2_device_event()
538 		b_ptr->media->raw2addr(b_ptr, &b_ptr->addr,  in tipc_l2_device_event()
540 		tipc_reset_bearer(net, b_ptr);  in tipc_l2_device_event()
544 		bearer_disable(dev_net(dev), b_ptr, false);  in tipc_l2_device_event()
580 	struct tipc_bearer *b_ptr;  in tipc_bearer_stop()  local
584 		b_ptr = rtnl_dereference(tn->bearer_list[i]);  in tipc_bearer_stop()
585 		if (b_ptr) {  in tipc_bearer_stop()
586 			bearer_disable(net, b_ptr, true);  in tipc_bearer_stop()