492 		if (ro->ro_rt != NULL) {  in ip_output_list()
493 			RT_LOCK_SPIN(ro->ro_rt);  in ip_output_list()
494 			ia = (struct in_ifaddr *)ro->ro_rt->rt_ifa;  in ip_output_list()
497 				RT_CONVERT_LOCK(ro->ro_rt);  in ip_output_list()
500 			RT_UNLOCK(ro->ro_rt);  in ip_output_list()
586 	if (ro->ro_rt != NULL) {  in ip_output_list()
613 		if (!ipobf.select_srcif && ro->ro_rt != NULL &&  in ip_output_list()
614 		    RT_GENID_OUTOFSYNC(ro->ro_rt)) {  in ip_output_list()
615 			RT_GENID_SYNC(ro->ro_rt);  in ip_output_list()
618 	if (ro->ro_rt == NULL) {  in ip_output_list()
747 		if (ro->ro_rt == NULL) {  in ip_output_list()
791 			if (ro->ro_rt != NULL) {  in ip_output_list()
792 				RT_LOCK_SPIN(ro->ro_rt);  in ip_output_list()
793 				if (IP_CHECK_RESTRICTIONS(ro->ro_rt->rt_ifp,  in ip_output_list()
795 					RT_UNLOCK(ro->ro_rt);  in ip_output_list()
802 					RT_UNLOCK(ro->ro_rt);  in ip_output_list()
807 		if (ro->ro_rt == NULL) {  in ip_output_list()
820 		RT_LOCK_SPIN(ro->ro_rt);  in ip_output_list()
821 		ia = ifatoia(ro->ro_rt->rt_ifa);  in ip_output_list()
824 			RT_CONVERT_LOCK(ro->ro_rt);  in ip_output_list()
831 		ifp = ro->ro_rt->rt_ifp;  in ip_output_list()
832 		ro->ro_rt->rt_use++;  in ip_output_list()
833 		if (ro->ro_rt->rt_flags & RTF_GATEWAY) {  in ip_output_list()
834 			dst = SIN(ro->ro_rt->rt_gateway);  in ip_output_list()
836 		if (ro->ro_rt->rt_flags & RTF_HOST) {  in ip_output_list()
839 			    !!(ro->ro_rt->rt_flags & RTF_BROADCAST);  in ip_output_list()
842 			RT_CONVERT_LOCK(ro->ro_rt);  in ip_output_list()
872 		RT_UNLOCK(ro->ro_rt);  in ip_output_list()
1180 …flags, (flags & IP_OUTARGS) ? ipoa : NULL, ro ? ro->ro_rt : NULL, &necp_result, &necp_result_param…  in ip_output_list()
1439 	if (ro->ro_rt == NULL) {  in ip_output_list()
1452 		RT_LOCK_SPIN(ro->ro_rt);  in ip_output_list()
1453 		ia = ifatoia(ro->ro_rt->rt_ifa);  in ip_output_list()
1456 			RT_CONVERT_LOCK(ro->ro_rt);  in ip_output_list()
1459 		ifp = ro->ro_rt->rt_ifp;  in ip_output_list()
1460 		RT_UNLOCK(ro->ro_rt);  in ip_output_list()
1593 			if (ro->ro_rt != NULL && nstat_collect) {  in ip_output_list()
1594 				nstat_route_tx(ro->ro_rt, scnt,  in ip_output_list()
1598 			error = dlil_output(ifp, PF_INET, m, ro->ro_rt,  in ip_output_list()
1621 				if (ro->ro_rt != NULL && nstat_collect) {  in ip_output_list()
1622 					nstat_route_tx(ro->ro_rt, scnt,  in ip_output_list()
1627 				    ro->ro_rt, SA(dst), 0, adv);  in ip_output_list()
1659 		if (ro->ro_rt) {  in ip_output_list()
1660 			RT_LOCK_SPIN(ro->ro_rt);  in ip_output_list()
1661 			if ((ro->ro_rt->rt_flags & (RTF_UP | RTF_HOST)) &&  in ip_output_list()
1662 			    !(ro->ro_rt->rt_rmx.rmx_locks & RTV_MTU) &&  in ip_output_list()
1663 			    (ro->ro_rt->rt_rmx.rmx_mtu > interface_mtu)) {  in ip_output_list()
1664 				ro->ro_rt->rt_rmx.rmx_mtu = interface_mtu;  in ip_output_list()
1666 			RT_UNLOCK(ro->ro_rt);  in ip_output_list()
1739 			if (ro->ro_rt != NULL && nstat_collect) {  in ip_output_list()
1740 				nstat_route_tx(ro->ro_rt, 1,  in ip_output_list()
1743 			error = dlil_output(ifp, PF_INET, m, ro->ro_rt,  in ip_output_list()
3056 	if (ro->ro_rt != NULL) {  in in_selectsrcif()
3057 		RT_LOCK(ro->ro_rt);  in in_selectsrcif()
3060 	rt_ifp = (ro->ro_rt != NULL) ? ro->ro_rt->rt_ifp : NULL;  in in_selectsrcif()
3069 	if (ifscope != IFSCOPE_NONE || ro->ro_rt != NULL) {  in in_selectsrcif()
3108 			if (ro->ro_rt != NULL) {  in in_selectsrcif()
3140 		if (ifa != NULL && ro->ro_rt == NULL) {  in in_selectsrcif()
3217 		} else if (ifa != NULL && ro->ro_rt != NULL &&  in in_selectsrcif()
3218 		    !(ro->ro_rt->rt_flags & RTF_GATEWAY) &&  in in_selectsrcif()
3219 		    ifa->ifa_ifp != ro->ro_rt->rt_ifp && ipforwarding) {  in in_selectsrcif()
3227 			ifa = ro->ro_rt->rt_ifa;  in in_selectsrcif()
3237 	if (ro->ro_rt != NULL) {  in in_selectsrcif()
3238 		RT_LOCK_ASSERT_HELD(ro->ro_rt);  in in_selectsrcif()
3246 	if (ro->ro_rt != NULL &&  in in_selectsrcif()
3248 	    !(ro->ro_rt->rt_flags & RTF_UP))) {  in in_selectsrcif()
3262 		RT_UNLOCK(ro->ro_rt);  in in_selectsrcif()
3295 	if (ro->ro_rt != NULL && (!IN_LINKLOCAL(ntohl(dst.s_addr)) ||  in in_selectsrcif()
3296 	    (ro->ro_rt->rt_gateway->sa_family == AF_LINK &&  in in_selectsrcif()
3297 	    SDL(ro->ro_rt->rt_gateway)->sdl_alen != 0))) {  in in_selectsrcif()
3306 		RT_GENID_SYNC(ro->ro_rt);  in in_selectsrcif()
3309 	if (ro->ro_rt != NULL) {  in in_selectsrcif()
3310 		RT_UNLOCK(ro->ro_rt);  in in_selectsrcif()