int register_security(struct security_operations *ops)
{
	if (verify(ops)) {
		printk(KERN_DEBUG "%s could not verify "
		       "security_operations structure.\n", __func__);
		return -EINVAL;
	}

	if (security_ops != &default_security_ops)
		return -EAGAIN;

	security_ops = ops;

	return 0;
}
int register_security(struct security_operations *ops)
{
	if (verify(ops)) {
		printk(KERN_DEBUG "%s could not verify "
		       "security_operations structure.\n", __func__);
		return -EINVAL;
	}

	if (security_ops != &default_security_ops)
		return -EAGAIN;

	security_ops = ops;

	return 0;
}