diff --git a/drivers/usb/gadget/function/u_ether.c b/drivers/usb/gadget/function/u_ether.c
index 8f12f3f8f6eeb698582376ab305b80d7b4571dd5..e06022873df16a357a2ba5b6f82f64b7c4cb081e 100644
--- a/drivers/usb/gadget/function/u_ether.c
+++ b/drivers/usb/gadget/function/u_ether.c
@@ -798,6 +798,7 @@ struct eth_dev *gether_setup_name(struct usb_gadget *g,
 	net->max_mtu = GETHER_MAX_MTU_SIZE;
 
 	dev->gadget = g;
+	SET_NETDEV_DEV(net, &g->dev);
 	SET_NETDEV_DEVTYPE(net, &gadget_type);
 
 	status = register_netdev(net);
@@ -872,6 +873,8 @@ int gether_register_netdev(struct net_device *net)
 	struct usb_gadget *g;
 	int status;
 
+	if (!net->dev.parent)
+		return -EINVAL;
 	dev = netdev_priv(net);
 	g = dev->gadget;
 
@@ -902,6 +905,7 @@ void gether_set_gadget(struct net_device *net, struct usb_gadget *g)
 
 	dev = netdev_priv(net);
 	dev->gadget = g;
+	SET_NETDEV_DEV(net, &g->dev);
 }
 EXPORT_SYMBOL_GPL(gether_set_gadget);