Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
ext4: correct grp validation in ext4_mb_good_group
[ Upstream commit a9ce599 ] 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: 5354b2a ("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> Signed-off-by: Sasha Levin <sashal@kernel.org>
- Loading branch information