__unregister_chrdev — unregister and destroy a cdev
void __unregister_chrdev ( | unsigned int major, |
unsigned int baseminor, | |
unsigned int count, | |
const char * name) ; |
unsigned int major
major device number
unsigned int baseminor
first of the range of minor numbers
unsigned int count
the number of minor numbers this cdev is occupying
const char * name
name of this range of devices
Unregister and destroy the cdev occupying the region described by
major
, baseminor
and count
. This function undoes what
__register_chrdev
did.