1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright (C) International Business Machines  Corp., 2001
4 * Ported by Wayne Boyer
5 * Adapted by Dustin Kirkland (k1rkland@us.ibm.com)
6 * Copyright (c) 2022 SUSE LLC Avinesh Kumar <avinesh.kumar@suse.com>
7 */
8
9/*\
10 * [Description]
11 *
12 * Verify that setfsuid() syscall fails if an invalid fsuid is given.
13 */
14
15#include <pwd.h>
16#include "tst_test.h"
17#include "compat_tst_16.h"
18
19static void run(void)
20{
21	uid_t invalid_uid, current_uid;
22
23	current_uid = geteuid();
24	invalid_uid = (UID_T)-1;
25
26	UID16_CHECK(invalid_uid, setfsuid);
27
28	TST_EXP_VAL_SILENT(SETFSUID(invalid_uid), (long)current_uid);
29	TST_EXP_VAL(SETFSUID(invalid_uid), (long)current_uid,
30		    "setfsuid(invalid_fsuid) test for expected failure:");
31}
32
33static struct tst_test test = {
34	.test_all = run
35};
36