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| author | Kemeng Shi <shikemeng@huaweicloud.com> | 2023-08-01 22:31:55 +0800 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2023-08-03 10:47:29 -0400 |
| commit | a9ce5993a0f5c0887c8a1b4ffa3b8046fbcfdc93 (patch) | |
| tree | f4747c211ee7f5a627e936ab730f185408428745 /tools/perf/scripts/python/syscall-counts-by-pid.py | |
| parent | 304749c0d5e216479ea4d553ad04ba1390d5c707 (diff) | |
ext4: correct grp validation in ext4_mb_good_group
Group corruption check will access memory of grp and will trigger kernel
crash if grp is NULL. So do NULL check before corruption check.
Fixes: 5354b2af3406 ("ext4: allow ext4_get_group_info() to fail")
Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
Reviewed-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com>
Link: https://lore.kernel.org/r/20230801143204.2284343-2-shikemeng@huaweicloud.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts-by-pid.py')
0 files changed, 0 insertions, 0 deletions