62 lines
1.3 KiB
C
62 lines
1.3 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright (c) Wipro Technologies Ltd, 2002. All Rights Reserved.
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*/
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/*\
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* [Description]
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*
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* This test case checks whether sysfs(2) system call returns appropriate
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* error number for invalid option and for invalid filesystem name and fs index out of bounds.
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*/
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#include "tst_test.h"
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#include "lapi/syscalls.h"
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static struct test_case {
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int option;
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char *fsname;
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int fsindex;
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char *err_desc;
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int exp_errno;
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} tcases[] = {
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{1, "ext0", 0, "Invalid filesystem name", EINVAL},
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{4, NULL, 0, "Invalid option", EINVAL},
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{1, NULL, 0, "Address is out of your address space", EFAULT},
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{2, NULL, 1000, "fs_index is out of bounds", EINVAL}
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};
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static void verify_sysfs05(unsigned int nr)
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{
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struct test_case *tc = &tcases[nr];
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char buf[1024];
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if (tc->option == 1) {
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TST_EXP_FAIL(tst_syscall(__NR_sysfs, tc->option, tc->fsname),
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tc->exp_errno, "%s", tc->err_desc);
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} else {
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TST_EXP_FAIL(tst_syscall(__NR_sysfs, tc->option, tc->fsindex, buf),
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tc->exp_errno, "%s", tc->err_desc);
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}
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}
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static void setup(void)
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{
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unsigned int i;
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char *bad_addr;
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bad_addr = tst_get_bad_addr(NULL);
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for (i = 0; i < ARRAY_SIZE(tcases); i++) {
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if (tcases[i].exp_errno == EFAULT)
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tcases[i].fsname = bad_addr;
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}
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}
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static struct tst_test test = {
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.setup = setup,
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.tcnt = ARRAY_SIZE(tcases),
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.test = verify_sysfs05,
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};
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