Commit ab9ffa51 authored by Michal Grzeschik's avatar Michal Grzeschik Committed by Greg Kroah-Hartman
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usb: gadget: uvc: dont drop frames if zero length packages are late 



If the request that was missed was zero bytes long, it
is likely that the overall transferred frame was not affected.
So don't flag the frame incomplete in that case.

Signed-off-by: default avatarMichael Grzeschik <m.grzeschik@pengutronix.de>
Link: https://lore.kernel.org/r/20240214-uvc-error-tag-v1-1-37659a3877fe@pengutronix.de


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 58da4e57

drivers/usb/gadget/function/uvc_video.c

+2 −1
Original line number Diff line number Diff line
@@ -398,6 +398,7 @@ uvc_video_complete(struct usb_ep *ep, struct usb_request *req) 


	case -EXDEV:

		uvcg_dbg(&video->uvc->func, "VS request missed xfer.\n");

		if (req->length != 0)

			queue->flags |= UVC_QUEUE_DROP_INCOMPLETE;

		break;