NAME
notifier_chain_unregister - Remove notifier from a notifier chain
SYNOPSIS
int notifier_chain_unregister (struct notifier_block ** nl,
struct notifier_block * n);
ARGUMENTS
nl Pointer to root list pointer
n New entry in notifier chain
DESCRIPTION
Removes a notifier from a notifier chain.
Returns zero on success, or -ENOENT on failure.