unregister_chrdev_region (9) Linux Manual Page
unregister_chrdev_region – unregister 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…