78 	struct vlan_info *vlan_info = rcu_dereference(dev->vlan_info);  in __vlan_find_dev_deep_rcu()  local
80 	if (vlan_info) {  in __vlan_find_dev_deep_rcu()
81 		return vlan_group_get_device(&vlan_info->grp,  in __vlan_find_dev_deep_rcu()
137 static void vlan_info_free(struct vlan_info *vlan_info)  in vlan_info_free()  argument
139 	vlan_group_free(&vlan_info->grp);  in vlan_info_free()
140 	kfree(vlan_info);  in vlan_info_free()
145 	vlan_info_free(container_of(rcu, struct vlan_info, rcu));  in vlan_info_rcu_free()
148 static struct vlan_info *vlan_info_alloc(struct net_device *dev)  in vlan_info_alloc()
150 	struct vlan_info *vlan_info;  in vlan_info_alloc()  local
152 	vlan_info = kzalloc(sizeof(struct vlan_info), GFP_KERNEL);  in vlan_info_alloc()
153 	if (!vlan_info)  in vlan_info_alloc()
156 	vlan_info->real_dev = dev;  in vlan_info_alloc()
157 	INIT_LIST_HEAD(&vlan_info->vid_list);  in vlan_info_alloc()
158 	return vlan_info;  in vlan_info_alloc()
179 static struct vlan_vid_info *vlan_vid_info_get(struct vlan_info *vlan_info,  in vlan_vid_info_get()  argument
184 	list_for_each_entry(vid_info, &vlan_info->vid_list, list) {  in vlan_vid_info_get()
231 	struct vlan_info *vlan_info;  in vlan_for_each()  local
237 	vlan_info = rtnl_dereference(dev->vlan_info);  in vlan_for_each()
238 	if (!vlan_info)  in vlan_for_each()
241 	list_for_each_entry(vid_info, &vlan_info->vid_list, list) {  in vlan_for_each()
242 		vdev = vlan_group_get_device(&vlan_info->grp, vid_info->proto,  in vlan_for_each()
253 int vlan_filter_push_vids(struct vlan_info *vlan_info, __be16 proto)  in vlan_filter_push_vids()  argument
255 	struct net_device *real_dev = vlan_info->real_dev;  in vlan_filter_push_vids()
259 	list_for_each_entry(vlan_vid_info, &vlan_info->vid_list, list) {  in vlan_filter_push_vids()
272 					     &vlan_info->vid_list, list) {  in vlan_filter_push_vids()
282 void vlan_filter_drop_vids(struct vlan_info *vlan_info, __be16 proto)  in vlan_filter_drop_vids()  argument
286 	list_for_each_entry(vlan_vid_info, &vlan_info->vid_list, list)  in vlan_filter_drop_vids()
288 			vlan_kill_rx_filter_info(vlan_info->real_dev,  in vlan_filter_drop_vids()
294 static int __vlan_vid_add(struct vlan_info *vlan_info, __be16 proto, u16 vid,  in __vlan_vid_add()  argument
297 	struct net_device *dev = vlan_info->real_dev;  in __vlan_vid_add()
311 	list_add(&vid_info->list, &vlan_info->vid_list);  in __vlan_vid_add()
312 	vlan_info->nr_vids++;  in __vlan_vid_add()
319 	struct vlan_info *vlan_info;  in vlan_vid_add()  local
326 	vlan_info = rtnl_dereference(dev->vlan_info);  in vlan_vid_add()
327 	if (!vlan_info) {  in vlan_vid_add()
328 		vlan_info = vlan_info_alloc(dev);  in vlan_vid_add()
329 		if (!vlan_info)  in vlan_vid_add()
333 	vid_info = vlan_vid_info_get(vlan_info, proto, vid);  in vlan_vid_add()
335 		err = __vlan_vid_add(vlan_info, proto, vid, &vid_info);  in vlan_vid_add()
342 		rcu_assign_pointer(dev->vlan_info, vlan_info);  in vlan_vid_add()
348 		kfree(vlan_info);  in vlan_vid_add()
353 static void __vlan_vid_del(struct vlan_info *vlan_info,  in __vlan_vid_del()  argument
356 	struct net_device *dev = vlan_info->real_dev;  in __vlan_vid_del()
367 	vlan_info->nr_vids--;  in __vlan_vid_del()
372 	struct vlan_info *vlan_info;  in vlan_vid_del()  local
377 	vlan_info = rtnl_dereference(dev->vlan_info);  in vlan_vid_del()
378 	if (!vlan_info)  in vlan_vid_del()
381 	vid_info = vlan_vid_info_get(vlan_info, proto, vid);  in vlan_vid_del()
386 		__vlan_vid_del(vlan_info, vid_info);  in vlan_vid_del()
387 		if (vlan_info->nr_vids == 0) {  in vlan_vid_del()
388 			RCU_INIT_POINTER(dev->vlan_info, NULL);  in vlan_vid_del()
389 			call_rcu(&vlan_info->rcu, vlan_info_rcu_free);  in vlan_vid_del()
399 	struct vlan_info *vlan_info;  in vlan_vids_add_by_dev()  local
404 	vlan_info = rtnl_dereference(by_dev->vlan_info);  in vlan_vids_add_by_dev()
405 	if (!vlan_info)  in vlan_vids_add_by_dev()
408 	list_for_each_entry(vid_info, &vlan_info->vid_list, list) {  in vlan_vids_add_by_dev()
417 					     &vlan_info->vid_list,  in vlan_vids_add_by_dev()
430 	struct vlan_info *vlan_info;  in vlan_vids_del_by_dev()  local
434 	vlan_info = rtnl_dereference(by_dev->vlan_info);  in vlan_vids_del_by_dev()
435 	if (!vlan_info)  in vlan_vids_del_by_dev()
438 	list_for_each_entry(vid_info, &vlan_info->vid_list, list)  in vlan_vids_del_by_dev()
445 	struct vlan_info *vlan_info;  in vlan_uses_dev()  local
449 	vlan_info = rtnl_dereference(dev->vlan_info);  in vlan_uses_dev()
450 	if (!vlan_info)  in vlan_uses_dev()
452 	return vlan_info->grp.nr_vlan_devs ? true : false;  in vlan_uses_dev()