Add the restrict_self_flags test suite to check that LANDLOCK_RESTRICT_SELF_LOGLESS is valid but not the next bit. Some checks are similar to restrict_self_checks_ordering's ones.
Cc: Günther Noack <[email protected]> Signed-off-by: Mickaël Salaün <[email protected]> Link: https://lore.kernel.org/r/[email protected] --- Changes since v2: - New patch. --- tools/testing/selftests/landlock/base_test.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/tools/testing/selftests/landlock/base_test.c b/tools/testing/selftests/landlock/base_test.c index fbd687691b3c..4e0104f1efa0 100644 --- a/tools/testing/selftests/landlock/base_test.c +++ b/tools/testing/selftests/landlock/base_test.c @@ -233,6 +233,22 @@ TEST(restrict_self_checks_ordering) ASSERT_EQ(0, close(ruleset_fd)); } +TEST(restrict_self_flags) +{ + ASSERT_EQ(-1, landlock_restrict_self(-1, 0)); + ASSERT_EQ(EBADF, errno); + + ASSERT_EQ(-1, + landlock_restrict_self(-1, LANDLOCK_RESTRICT_SELF_LOGLESS)); + ASSERT_EQ(EBADF, errno); + + ASSERT_EQ(-1, landlock_restrict_self(-1, 1U << 1)); + ASSERT_EQ(EINVAL, errno); + + ASSERT_EQ(-1, landlock_restrict_self(-1, -1)); + ASSERT_EQ(EINVAL, errno); +} + TEST(ruleset_fd_io) { struct landlock_ruleset_attr ruleset_attr = { -- 2.47.0
