74 static void bearer_disable(struct net *net, struct tipc_bearer *b_ptr);
178 	struct tipc_bearer *b_ptr;  in tipc_bearer_find()  local
182 		b_ptr = rtnl_dereference(tn->bearer_list[i]);  in tipc_bearer_find()
183 		if (b_ptr && (!strcmp(b_ptr->name, name)))  in tipc_bearer_find()
184 			return b_ptr;  in tipc_bearer_find()
192 	struct tipc_bearer *b_ptr;  in tipc_bearer_add_dest()  local
195 	b_ptr = rcu_dereference_rtnl(tn->bearer_list[bearer_id]);  in tipc_bearer_add_dest()
196 	if (b_ptr)  in tipc_bearer_add_dest()
197 		tipc_disc_add_dest(b_ptr->link_req);  in tipc_bearer_add_dest()
204 	struct tipc_bearer *b_ptr;  in tipc_bearer_remove_dest()  local
207 	b_ptr = rcu_dereference_rtnl(tn->bearer_list[bearer_id]);  in tipc_bearer_remove_dest()
208 	if (b_ptr)  in tipc_bearer_remove_dest()
209 		tipc_disc_remove_dest(b_ptr->link_req);  in tipc_bearer_remove_dest()
221 	struct tipc_bearer *b_ptr;  in tipc_enable_bearer()  local
272 		b_ptr = rtnl_dereference(tn->bearer_list[i]);  in tipc_enable_bearer()
273 		if (!b_ptr) {  in tipc_enable_bearer()
277 		if (!strcmp(name, b_ptr->name)) {  in tipc_enable_bearer()
282 		if ((b_ptr->priority == priority) &&  in tipc_enable_bearer()
300 	b_ptr = kzalloc(sizeof(*b_ptr), GFP_ATOMIC);  in tipc_enable_bearer()
301 	if (!b_ptr)  in tipc_enable_bearer()
304 	strcpy(b_ptr->name, name);  in tipc_enable_bearer()
305 	b_ptr->media = m_ptr;  in tipc_enable_bearer()
306 	res = m_ptr->enable_media(net, b_ptr, attr);  in tipc_enable_bearer()
313 	b_ptr->identity = bearer_id;  in tipc_enable_bearer()
314 	b_ptr->tolerance = m_ptr->tolerance;  in tipc_enable_bearer()
315 	b_ptr->window = m_ptr->window;  in tipc_enable_bearer()
316 	b_ptr->domain = disc_domain;  in tipc_enable_bearer()
317 	b_ptr->net_plane = bearer_id + 'A';  in tipc_enable_bearer()
318 	b_ptr->priority = priority;  in tipc_enable_bearer()
320 	res = tipc_disc_create(net, b_ptr, &b_ptr->bcast_addr);  in tipc_enable_bearer()
322 		bearer_disable(net, b_ptr);  in tipc_enable_bearer()
328 	rcu_assign_pointer(tn->bearer_list[bearer_id], b_ptr);  in tipc_enable_bearer()
339 static int tipc_reset_bearer(struct net *net, struct tipc_bearer *b_ptr)  in tipc_reset_bearer()  argument
341 	pr_info("Resetting bearer <%s>\n", b_ptr->name);  in tipc_reset_bearer()
342 	tipc_node_delete_links(net, b_ptr->identity);  in tipc_reset_bearer()
343 	tipc_disc_reset(net, b_ptr);  in tipc_reset_bearer()
352 static void bearer_disable(struct net *net, struct tipc_bearer *b_ptr)  in bearer_disable()  argument
357 	pr_info("Disabling bearer <%s>\n", b_ptr->name);  in bearer_disable()
358 	b_ptr->media->disable_media(b_ptr);  in bearer_disable()
360 	tipc_node_delete_links(net, b_ptr->identity);  in bearer_disable()
361 	RCU_INIT_POINTER(b_ptr->media_ptr, NULL);  in bearer_disable()
362 	if (b_ptr->link_req)  in bearer_disable()
363 		tipc_disc_delete(b_ptr->link_req);  in bearer_disable()
366 		if (b_ptr == rtnl_dereference(tn->bearer_list[i])) {  in bearer_disable()
371 	kfree_rcu(b_ptr, rcu);  in bearer_disable()
535 	struct tipc_bearer *b_ptr;  in tipc_l2_rcv_msg()  local
538 	b_ptr = rcu_dereference_rtnl(dev->tipc_ptr);  in tipc_l2_rcv_msg()
539 	if (likely(b_ptr)) {  in tipc_l2_rcv_msg()
542 			tipc_rcv(dev_net(dev), buf, b_ptr);  in tipc_l2_rcv_msg()
567 	struct tipc_bearer *b_ptr;  in tipc_l2_device_event()  local
569 	b_ptr = rtnl_dereference(dev->tipc_ptr);  in tipc_l2_device_event()
570 	if (!b_ptr)  in tipc_l2_device_event()
573 	b_ptr->mtu = dev->mtu;  in tipc_l2_device_event()
581 		tipc_reset_bearer(net, b_ptr);  in tipc_l2_device_event()
584 		b_ptr->media->raw2addr(b_ptr, &b_ptr->addr,  in tipc_l2_device_event()
586 		tipc_reset_bearer(net, b_ptr);  in tipc_l2_device_event()
590 		bearer_disable(dev_net(dev), b_ptr);  in tipc_l2_device_event()
626 	struct tipc_bearer *b_ptr;  in tipc_bearer_stop()  local
630 		b_ptr = rtnl_dereference(tn->bearer_list[i]);  in tipc_bearer_stop()
631 		if (b_ptr) {  in tipc_bearer_stop()
632 			bearer_disable(net, b_ptr);  in tipc_bearer_stop()