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ubifs: rename_whiteout: correct old_dir size computing

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When renaming the whiteout file, the old whiteout file is not deleted.
Therefore, we add the old dentry size to the old dir like XFS.
Otherwise, an error may be reported due to `fscki->calc_sz != fscki->size`
in check_indes.

Fixes: 9e0a1fff8d ("ubifs: Implement RENAME_WHITEOUT")
Reported-by: Zhihao Cheng <chengzhihao1@huawei.com>
Signed-off-by: Baokun Li <libaokun1@huawei.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
Baokun Li 2022-02-15 12:07:36 +08:00 committed by Richard Weinberger
parent 9cdd312887
commit 7057572745
1 changed files with 3 additions and 0 deletions
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3
fs/ubifs/dir.c
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@ -1402,6 +1402,9 @@ static int do_rename(struct inode *old_dir, struct dentry *old_dentry,
iput(whiteout);
goto out_release;
}
/* Add the old_dentry size to the old_dir size. */
old_sz -= CALC_DENT_SIZE(fname_len(&old_nm));
}
lock_4_inodes(old_dir, new_dir, new_inode, whiteout);