security/lsm_notifier.c


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * LSM notifier functions
 *
 */

#include <linux/notifier.h>
#include <linux/security.h>

static BLOCKING_NOTIFIER_HEAD(blocking_lsm_notifier_chain);

int call_blocking_lsm_notifier(enum lsm_event event, void *data)
{
	return blocking_notifier_call_chain(&blocking_lsm_notifier_chain,
					    event, data);
}
EXPORT_SYMBOL(call_blocking_lsm_notifier);

int register_blocking_lsm_notifier(struct notifier_block *nb)
{
	return blocking_notifier_chain_register(&blocking_lsm_notifier_chain,
						nb);
}
EXPORT_SYMBOL(register_blocking_lsm_notifier);

int unregister_blocking_lsm_notifier(struct notifier_block *nb)
{
	return blocking_notifier_chain_unregister(&blocking_lsm_notifier_chain,
						  nb);
}
EXPORT_SYMBOL(unregister_blocking_lsm_notifier);