static bool mld_in_v1_mode(const struct inet6_dev *idev)
{
	if (mld_in_v2_mode_only(idev))
		return false;
	if (mld_in_v1_mode_only(idev))
		return true;
	if (idev->mc_v1_seen && time_before(jiffies, idev->mc_v1_seen))
		return true;

	return false;
}
static bool mld_in_v1_mode(const struct inet6_dev *idev)
{
	if (mld_in_v2_mode_only(idev))
		return false;
	if (mld_in_v1_mode_only(idev))
		return true;
	if (idev->mc_v1_seen && time_before(jiffies, idev->mc_v1_seen))
		return true;

	return false;
}