fs/ntfs3: Stale inode instead of bad

Fixed the logic of processing inode with wrong sequence number.

Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>

Author: aalexandrovich

fs/ntfs3/inode.c

@@ -536,11 +536,15 @@ 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;