void done_path_create(struct path *path, struct dentry *dentry)
{
	dput(dentry);
	mutex_unlock(&path->dentry->d_inode->i_mutex);
	mnt_drop_write(path->mnt);
	path_put(path);
}

The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.