fs/ntfs3: Mark ntfs dirty when on-disk struct is corrupted

[ Upstream commit e0f363a988 ]

Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Konstantin Komarov 2023-05-08 11:36:28 +04:00 committed by Justin Hammond
parent 87f914ccfd
commit 6b2d7676a1
4 changed files with 15 additions and 1 deletions

View file

@ -154,7 +154,7 @@ int ntfs_fix_post_read(struct NTFS_RECORD_HEADER *rhdr, size_t bytes,
/* Check errors. */
if ((fo & 1) || fo + fn * sizeof(short) > SECTOR_SIZE || !fn-- ||
fn * SECTOR_SIZE > bytes) {
return -EINVAL; /* Native chkntfs returns ok! */
return -E_NTFS_CORRUPT;
}
/* Get fixup pointer. */

View file

@ -1112,6 +1112,12 @@ ok:
*node = in;
out:
if (err == -E_NTFS_CORRUPT) {
ntfs_inode_err(&ni->vfs_inode, "directory corrupted");
ntfs_set_state(ni->mi.sbi, NTFS_DIRTY_ERROR);
err = -EINVAL;
}
if (ib != in->index)
kfree(ib);

View file

@ -54,6 +54,8 @@ enum utf16_endian;
#define E_NTFS_NONRESIDENT 556
/* NTFS specific error code about punch hole. */
#define E_NTFS_NOTALIGNED 557
/* NTFS specific error code when on-disk struct is corrupted. */
#define E_NTFS_CORRUPT 558
/* sbi->flags */

View file

@ -180,6 +180,12 @@ ok:
return 0;
out:
if (err == -E_NTFS_CORRUPT) {
ntfs_err(sbi->sb, "mft corrupted");
ntfs_set_state(sbi, NTFS_DIRTY_ERROR);
err = -EINVAL;
}
return err;
}