ipv6_addr_copy(&cfg->fc_dst, &rtmsg->rtmsg_dst);
ipv6_addr_copy(&cfg->fc_src, &rtmsg->rtmsg_src);
ipv6_addr_copy(&cfg->fc_gateway, &rtmsg->rtmsg_gateway);
ipv6_addr_copy(&cfg->fc_dst, &rtmsg->rtmsg_dst);
ipv6_addr_copy(&cfg->fc_src, &rtmsg->rtmsg_src);
ipv6_addr_copy(&cfg->fc_gateway, &rtmsg->rtmsg_gateway);