It has already been covered by udc core, besides, we do not need unbind at .udc_start Signed-off-by: Peter Chen <peter.chen@xxxxxxxxxxxxx> --- drivers/usb/gadget/net2272.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/usb/gadget/net2272.c b/drivers/usb/gadget/net2272.c index ca15405..059cfe5 100644 --- a/drivers/usb/gadget/net2272.c +++ b/drivers/usb/gadget/net2272.c @@ -1453,7 +1453,7 @@ static int net2272_start(struct usb_gadget *_gadget, struct net2272 *dev; unsigned i; - if (!driver || !driver->unbind || !driver->setup || + if (!driver || !driver->setup || driver->max_speed != USB_SPEED_HIGH) return -EINVAL; -- 1.7.8 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html