diff options
| -rw-r--r-- | fs/udf/namei.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/udf/namei.c b/fs/udf/namei.c index 2be775d30ac1..2cb49b6b0716 100644 --- a/fs/udf/namei.c +++ b/fs/udf/namei.c @@ -791,8 +791,18 @@ static int udf_rename(struct mnt_idmap *idmap, struct inode *old_dir, retval = -ENOTEMPTY; if (!empty_dir(new_inode)) goto out_oiter; + retval = -EFSCORRUPTED; + if (new_inode->i_nlink != 2) + goto out_oiter; } + retval = -EFSCORRUPTED; + if (old_dir->i_nlink < 3) + goto out_oiter; is_dir = true; + } else if (new_inode) { + retval = -EFSCORRUPTED; + if (new_inode->i_nlink < 1) + goto out_oiter; } if (is_dir && old_dir != new_dir) { retval = udf_fiiter_find_entry(old_inode, &dotdot_name, |