void ip_mc_up(struct in_device *in_dev)
{
	struct ip_mc_list *pmc;

	ASSERT_RTNL();

	ip_mc_inc_group(in_dev, IGMP_ALL_HOSTS);

	for_each_pmc_rtnl(in_dev, pmc)
		igmp_group_added(pmc);
}

This vulnerability category highlights issues in resource management where failures to properly release memory, file handles, or other resources can degrade system performance or enable denial-of-service conditions.