static int __init init_iso9660_fs(void)
{
	int err = init_inodecache();
	if (err)
		goto out;
#ifdef CONFIG_ZISOFS
	err = zisofs_init();
	if (err)
		goto out1;
#endif
	err = register_filesystem(&iso9660_fs_type);
	if (err)
		goto out2;
	return 0;
out2:
#ifdef CONFIG_ZISOFS
	zisofs_cleanup();
out1:
#endif
	destroy_inodecache();
out:
	return err;
}

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.