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selftests/landlock: Extend tests for minimal valid attribute size

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commit 291865bd7e8bb4b4033d341fa02dafa728e6378c upstream.

This might be useful when the struct landlock_ruleset_attr will get more
fields.

Cc: Shuah Khan <shuah@kernel.org>
Link: https://lore.kernel.org/r/20220506160820.524344-4-mic@digikod.net
Cc: stable@vger.kernel.org
Signed-off-by: Mickaël Salaün <mic@digikod.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mickaël Salaün 2022-05-06 18:08:13 +02:00 committed by Greg Kroah-Hartman
parent a6d127b869
commit d709e275a0
1 changed files with 5 additions and 0 deletions
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5
tools/testing/selftests/landlock/base_test.c
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@ -35,6 +35,8 @@ TEST(inconsistent_attr)
ASSERT_EQ(EINVAL, errno);
ASSERT_EQ(-1, landlock_create_ruleset(ruleset_attr, 1, 0));
ASSERT_EQ(EINVAL, errno);
ASSERT_EQ(-1, landlock_create_ruleset(ruleset_attr, 7, 0));
ASSERT_EQ(EINVAL, errno);
ASSERT_EQ(-1, landlock_create_ruleset(NULL, 1, 0));
/* The size if less than sizeof(struct landlock_attr_enforce). */
@ -47,6 +49,9 @@ TEST(inconsistent_attr)
ASSERT_EQ(-1, landlock_create_ruleset(ruleset_attr, page_size + 1, 0));
ASSERT_EQ(E2BIG, errno);
/* Checks minimal valid attribute size. */
ASSERT_EQ(-1, landlock_create_ruleset(ruleset_attr, 8, 0));
ASSERT_EQ(ENOMSG, errno);
ASSERT_EQ(-1, landlock_create_ruleset(
ruleset_attr,
sizeof(struct landlock_ruleset_attr), 0));