spull_unload

本源码是将述嵌入式LINUX驱动程序例程

#!/bin/sh
module="spull"
device="pd"

# invoke rmmod with all arguments we got
/sbin/rmmod $module $* || exit 1

# Remove stale nodes

rm -f /dev/${device}[a-d][0-8] /dev/${device}[a-d]