#!/bin/shmodule="scull"device="scull"# invoke rmmod with all arguments we got/sbin/rmmod $module $* || exit 1# Remove stale nodesrm -f /dev/${device}[0-3] /dev/${device}rm -f /dev/${device}privrm -f /dev/${device}pipe[0-3] /dev/${device}piperm -f /dev/${device}singlerm -f /dev/${device}uidrm -f /dev/${device}wuid