--- x/drivers/media/usb/siano/smsusb.c
+++ y/drivers/media/usb/siano/smsusb.c
@@ -168,7 +168,6 @@ static int smsusb_submit_urb(struct smsu
 		smsusb_onresponse,
 		surb
 	);
-	surb->urb->transfer_flags |= URB_FREE_BUFFER;
 
 	return usb_submit_urb(surb->urb, GFP_ATOMIC);
 }