static int dmcrypt_keyring_bug(void)
{
	uint64_t kversion;

	if (kernel_version(&kversion))
		return 1;
	return kversion < compact_version(4,15,0,0);
}
static int dmcrypt_keyring_bug(void)
{
	uint64_t kversion;

	if (kernel_version(&kversion))
		return 1;
	return kversion < compact_version(4,15,0,0);
}