Revert "usb: gadget: uvc: cleanup request when not in correct state"

This reverts commit 52a39f2c.

Based on review comments, it was applied too soon and needs more work.
Reported-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://lore.kernel.org/r/20231005081716.GA13853@pendragon.ideasonboard.com
Cc: Michael Grzeschik <m.grzeschik@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/gadget/function/uvc_video.c

@@ -256,12 +256,6 @@ uvc_video_complete(struct usb_ep *ep, struct usb_request *req)
 	struct uvc_device *uvc = video->uvc;
 	unsigned long flags;
 
-	if (uvc->state == UVC_STATE_CONNECTED) {
-		usb_ep_free_request(video->ep, ureq->req);
-		ureq->req = NULL;
-		return;
-	}
-
 	switch (req->status) {
 	case 0:
 		break;