retval = usb_unlink_urb(io->urbs [i]);
if (retval != -EINPROGRESS && retval != -EBUSY)
dev_warn(&io->dev->dev, "%s, unlink --> %d\n",
retval = usb_unlink_urb(io->urbs [i]);
if (retval != -EINPROGRESS && retval != -EBUSY)
dev_warn(&io->dev->dev, "%s, unlink --> %d\n",