diff --git a/drivers/usb/gadget/udc/core.c b/drivers/usb/gadget/udc/core.c
index e1e243e..7a00af1 100644
--- a/drivers/usb/gadget/udc/core.c
+++ b/drivers/usb/gadget/udc/core.c
@@ -730,10 +730,11 @@ int usb_gadget_disconnect(struct usb_gadget *gadget)
 	}
 
 	ret = gadget->ops->pullup(gadget, 0);
-	if (!ret) {
+	if (!ret)
 		gadget->connected = 0;
+
+	if (gadget->udc->driver)
 		gadget->udc->driver->disconnect(gadget);
-	}
 
 out:
 	trace_usb_gadget_disconnect(gadget, ret);