unregister_chrdev_re(9)
NAME
unregister_chrdev_region - return a range of device numbers
SYNOPSIS
void unregister_chrdev_region(dev_t from, unsigned count);
ARGUMENTS
- from
- the first in the range of numbers to unregister
- count
- the number of device numbers to unregister
DESCRIPTION
This function will unregister a range of count device numbers, starting
with from. The caller should normally be the one who allocated those
numbers in the first place...