nf_route
int nf_route(struct net *net, struct dst_entry **dst, struct flowi *fl,
nf_route(nft_net(pkt), &tun_dst, &fl, false, nft_pf(pkt));
nf_route(nft_net(pkt), &other_dst, &fl, false, nft_pf(pkt));
nf_route(nft_net(pkt), &dst, &fl, false, nft_pf(pkt));
EXPORT_SYMBOL_GPL(nf_route);
nf_route(net, (struct dst_entry **)&rt, &fl, false, family);