udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>
        ret->gadget.max_speed = USB_SPEED_HIGH;
 
        /* the "gadget" abstracts/virtualizes the controller */
-       ret->gadget.dev.release = net2272_gadget_release;
        ret->gadget.name = driver_name;
 
        return ret;
        if (ret)
                goto err_irq;
 
-       ret = usb_add_gadget_udc(dev->dev, &dev->gadget);
+       ret = usb_add_gadget_udc_release(dev->dev, &dev->gadget,
+                       net2272_gadget_release);
        if (ret)
                goto err_add_udc;