+ if (!main_dev) {
+ if (add) {
+ device_add_user(&iface->main_dev, dev);
+ iface->main_dev.hotplug = true;
+ }
+ ret = 0;
+ goto out;
+ }
+
+ if (!main_dev->hotplug_ops) {
+ ret = UBUS_STATUS_NOT_SUPPORTED;
+ goto out;
+ }
+
+ if (main_dev != dev) {
+ if (add)
+ ret = main_dev->hotplug_ops->add(main_dev, dev);
+ else
+ ret = main_dev->hotplug_ops->del(main_dev, dev);
+ if (ret)
+ ret = UBUS_STATUS_UNKNOWN_ERROR;
+ } else {
+ ret = UBUS_STATUS_INVALID_ARGUMENT;
+ }
+
+out:
+ device_unlock();
+
+ return ret;
+}
+
+
+static int
+netifd_iface_notify_proto(struct ubus_context *ctx, struct ubus_object *obj,
+ struct ubus_request_data *req, const char *method,
+ struct blob_attr *msg)
+{
+ struct interface *iface;
+
+ iface = container_of(obj, struct interface, ubus);
+
+ if (!iface->proto || !iface->proto->notify)
+ return UBUS_STATUS_NOT_SUPPORTED;
+
+ return iface->proto->notify(iface->proto, msg);
+}
+
+static void
+netifd_iface_do_remove(struct uloop_timeout *timeout)
+{
+ struct interface *iface;
+
+ iface = container_of(timeout, struct interface, remove_timer);
+ vlist_delete(&interfaces, &iface->node);
+}