static bool __xfrm_state_filter_match(struct xfrm_state *x,
				      struct xfrm_address_filter *filter)
{
	if (filter) {
		if ((filter->family == AF_INET ||
		     filter->family == AF_INET6) &&
		    x->props.family != filter->family)
			return false;

		return addr_match(&x->props.saddr, &filter->saddr,
				  filter->splen) &&
		       addr_match(&x->id.daddr, &filter->daddr,
				  filter->dplen);
	}
	return true;
}
Unknown