6.1-stable review patch. If anyone has any objections, please let me know.
------------------
From: Konstantin Komarov <almaz.alexandrovich@xxxxxxxxxxxxxxxxxxxx>
[ Upstream commit 1fd21919de6de245b63066b8ee3cfba92e36f0e9 ]
Fixed the logic of processing inode with wrong sequence number.
Signed-off-by: Konstantin Komarov <almaz.alexandrovich@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
fs/ntfs3/inode.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/fs/ntfs3/inode.c b/fs/ntfs3/inode.c
index 28cbae3954315..026ed43c06704 100644
--- a/fs/ntfs3/inode.c
+++ b/fs/ntfs3/inode.c
@@ -524,11 +524,15 @@ struct inode *ntfs_iget5(struct super_block *sb, const struct MFT_REF *ref,
if (inode->i_state & I_NEW)
inode = ntfs_read_mft(inode, name, ref);
else if (ref->seq != ntfs_i(inode)->mi.mrec->seq) {
- /* Inode overlaps? */
- _ntfs_bad_inode(inode);
+ /*
+ * Sequence number is not expected.
+ * Looks like inode was reused but caller uses the old reference
+ */
+ iput(inode);
+ inode = ERR_PTR(-ESTALE);
}
- if (IS_ERR(inode) && name)
+ if (IS_ERR(inode))
ntfs_set_state(sb->s_fs_info, NTFS_DIRTY_ERROR);
return inode;
--
2.43.0
