+interface_handle_link(struct interface *iface, const char *name, bool add)
+{
+ struct device *dev;
+ int ret;
+
+ device_lock();
+
+ dev = device_get(name, add ? 2 : 0);
+ if (!dev) {
+ ret = UBUS_STATUS_NOT_FOUND;
+ goto out;
+ }
+
+ if (add) {
+ device_set_present(dev, true);
+ if (iface->device_config)
+ device_set_config(dev, &simple_device_type, iface->config);
+
+ system_if_apply_settings(dev, &dev->settings);
+ ret = interface_add_link(iface, dev);
+ } else {
+ ret = interface_remove_link(iface, dev);
+ }
+
+out:
+ device_unlock();
+
+ return ret;
+}
+
+int