lkml.org 
[lkml]   [2022]   [Jun]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH 5.17 678/772] selftests/landlock: Add tests for unknown access rights
    Date
    From: Mickaël Salaün <mic@digikod.net>

    commit c56b3bf566da5a0dd3b58ad97a614b0928b06ebf upstream.

    Make sure that trying to use unknown access rights returns an error.

    Cc: Shuah Khan <shuah@kernel.org>
    Link: https://lore.kernel.org/r/20220506160820.524344-5-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>
    ---
    tools/testing/selftests/landlock/fs_test.c | 16 ++++++++++++++++
    1 file changed, 16 insertions(+)

    --- a/tools/testing/selftests/landlock/fs_test.c
    +++ b/tools/testing/selftests/landlock/fs_test.c
    @@ -448,6 +448,22 @@ TEST_F_FORK(layout1, file_access_rights)
    ASSERT_EQ(0, close(path_beneath.parent_fd));
    }

    +TEST_F_FORK(layout1, unknown_access_rights)
    +{
    + __u64 access_mask;
    +
    + for (access_mask = 1ULL << 63; access_mask != ACCESS_LAST;
    + access_mask >>= 1) {
    + struct landlock_ruleset_attr ruleset_attr = {
    + .handled_access_fs = access_mask,
    + };
    +
    + ASSERT_EQ(-1, landlock_create_ruleset(&ruleset_attr,
    + sizeof(ruleset_attr), 0));
    + ASSERT_EQ(EINVAL, errno);
    + }
    +}
    +
    static void add_path_beneath(struct __test_metadata *const _metadata,
    const int ruleset_fd, const __u64 allowed_access,
    const char *const path)

    \
     
     \ /
      Last update: 2022-06-07 23:42    [W:3.308 / U:0.036 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site