xfs: introduce protection for drop nlink

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When abnormal drop_nlink are detected on the inode,
return error, to avoid corruption propagation.

Signed-off-by: Cheng Lin <cheng.lin130@zte.com.cn>
Reviewed-by: "Darrick J. Wong" <djwong@kernel.org>
Signed-off-by: Chandan Babu R <chandanbabu@kernel.org>

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Cheng Lin 2023-10-10 10:09:01 +08:00 • committed by Chandan Babu R

parent 9fa8753aa1

commit 2b99e410b2

1 changed files with 7 additions and 0 deletions

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fs/xfs/xfs_inode.c

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