We don't (yet) support PTM_STATUS messages so let's not reply to them erroneously. Signed-off-by: Felipe Balbi <felipe.balbi@xxxxxxxxxxxxxxx> --- drivers/usb/dwc3/ep0.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c index 8cfce8425101..827e376bfa97 100644 --- a/drivers/usb/dwc3/ep0.c +++ b/drivers/usb/dwc3/ep0.c @@ -319,10 +319,16 @@ static int dwc3_ep0_handle_status(struct dwc3 *dwc, { struct dwc3_ep *dep; u32 recip; + u32 value; u32 reg; u16 usb_status = 0; __le16 *response_pkt; + /* We don't support PTM_STATUS */ + value = le16_to_cpu(ctrl->wValue); + if (value != 0) + return -EINVAL; + recip = ctrl->bRequestType & USB_RECIP_MASK; switch (recip) { case USB_RECIP_DEVICE: -- 2.11.0.295.gd7dffce1ce -- 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