502 		if (ro->ro_rt != NULL) {  in ip_output_list()
503 			RT_LOCK_SPIN(ro->ro_rt);  in ip_output_list()
504 			ia = (struct in_ifaddr *)ro->ro_rt->rt_ifa;  in ip_output_list()
507 				RT_CONVERT_LOCK(ro->ro_rt);  in ip_output_list()
510 			RT_UNLOCK(ro->ro_rt);  in ip_output_list()
600 	if (ro->ro_rt != NULL) {  in ip_output_list()
627 		if (!ipobf.select_srcif && ro->ro_rt != NULL &&  in ip_output_list()
628 		    RT_GENID_OUTOFSYNC(ro->ro_rt)) {  in ip_output_list()
629 			RT_GENID_SYNC(ro->ro_rt);  in ip_output_list()
632 	if (ro->ro_rt == NULL) {  in ip_output_list()
761 		if (ro->ro_rt == NULL) {  in ip_output_list()
805 			if (ro->ro_rt != NULL) {  in ip_output_list()
806 				RT_LOCK_SPIN(ro->ro_rt);  in ip_output_list()
807 				if (IP_CHECK_RESTRICTIONS(ro->ro_rt->rt_ifp,  in ip_output_list()
809 					RT_UNLOCK(ro->ro_rt);  in ip_output_list()
816 					RT_UNLOCK(ro->ro_rt);  in ip_output_list()
821 		if (ro->ro_rt == NULL) {  in ip_output_list()
834 		RT_LOCK_SPIN(ro->ro_rt);  in ip_output_list()
835 		ia = ifatoia(ro->ro_rt->rt_ifa);  in ip_output_list()
838 			RT_CONVERT_LOCK(ro->ro_rt);  in ip_output_list()
845 		ifp = ro->ro_rt->rt_ifp;  in ip_output_list()
846 		ro->ro_rt->rt_use++;  in ip_output_list()
847 		if (ro->ro_rt->rt_flags & RTF_GATEWAY) {  in ip_output_list()
848 			dst = SIN(ro->ro_rt->rt_gateway);  in ip_output_list()
850 		if (ro->ro_rt->rt_flags & RTF_HOST) {  in ip_output_list()
853 			    !!(ro->ro_rt->rt_flags & RTF_BROADCAST);  in ip_output_list()
856 			RT_CONVERT_LOCK(ro->ro_rt);  in ip_output_list()
886 		RT_UNLOCK(ro->ro_rt);  in ip_output_list()
1194 …flags, (flags & IP_OUTARGS) ? ipoa : NULL, ro ? ro->ro_rt : NULL, &necp_result, &necp_result_param…  in ip_output_list()
1453 	if (ro->ro_rt == NULL) {  in ip_output_list()
1466 		RT_LOCK_SPIN(ro->ro_rt);  in ip_output_list()
1467 		ia = ifatoia(ro->ro_rt->rt_ifa);  in ip_output_list()
1470 			RT_CONVERT_LOCK(ro->ro_rt);  in ip_output_list()
1473 		ifp = ro->ro_rt->rt_ifp;  in ip_output_list()
1474 		RT_UNLOCK(ro->ro_rt);  in ip_output_list()
1607 			if (ro->ro_rt != NULL && nstat_collect) {  in ip_output_list()
1608 				nstat_route_tx(ro->ro_rt, scnt,  in ip_output_list()
1612 			error = dlil_output(ifp, PF_INET, m, ro->ro_rt,  in ip_output_list()
1635 				if (ro->ro_rt != NULL && nstat_collect) {  in ip_output_list()
1636 					nstat_route_tx(ro->ro_rt, scnt,  in ip_output_list()
1641 				    ro->ro_rt, SA(dst), 0, adv);  in ip_output_list()
1673 		if (ro->ro_rt) {  in ip_output_list()
1674 			RT_LOCK_SPIN(ro->ro_rt);  in ip_output_list()
1675 			if ((ro->ro_rt->rt_flags & (RTF_UP | RTF_HOST)) &&  in ip_output_list()
1676 			    !(ro->ro_rt->rt_rmx.rmx_locks & RTV_MTU) &&  in ip_output_list()
1677 			    (ro->ro_rt->rt_rmx.rmx_mtu > interface_mtu)) {  in ip_output_list()
1678 				ro->ro_rt->rt_rmx.rmx_mtu = interface_mtu;  in ip_output_list()
1680 			RT_UNLOCK(ro->ro_rt);  in ip_output_list()
1753 			if (ro->ro_rt != NULL && nstat_collect) {  in ip_output_list()
1754 				nstat_route_tx(ro->ro_rt, 1,  in ip_output_list()
1757 			error = dlil_output(ifp, PF_INET, m, ro->ro_rt,  in ip_output_list()
3046 	if (ro->ro_rt != NULL) {  in in_selectsrcif()
3047 		RT_LOCK(ro->ro_rt);  in in_selectsrcif()
3050 	rt_ifp = (ro->ro_rt != NULL) ? ro->ro_rt->rt_ifp : NULL;  in in_selectsrcif()
3059 	if (ifscope != IFSCOPE_NONE || ro->ro_rt != NULL) {  in in_selectsrcif()
3098 			if (ro->ro_rt != NULL) {  in in_selectsrcif()
3130 		if (ifa != NULL && ro->ro_rt == NULL) {  in in_selectsrcif()
3207 		} else if (ifa != NULL && ro->ro_rt != NULL &&  in in_selectsrcif()
3208 		    !(ro->ro_rt->rt_flags & RTF_GATEWAY) &&  in in_selectsrcif()
3209 		    ifa->ifa_ifp != ro->ro_rt->rt_ifp && ipforwarding) {  in in_selectsrcif()
3217 			ifa = ro->ro_rt->rt_ifa;  in in_selectsrcif()
3227 	if (ro->ro_rt != NULL) {  in in_selectsrcif()
3228 		RT_LOCK_ASSERT_HELD(ro->ro_rt);  in in_selectsrcif()
3236 	if (ro->ro_rt != NULL &&  in in_selectsrcif()
3238 	    !(ro->ro_rt->rt_flags & RTF_UP))) {  in in_selectsrcif()
3252 		RT_UNLOCK(ro->ro_rt);  in in_selectsrcif()
3285 	if (ro->ro_rt != NULL && (!IN_LINKLOCAL(ntohl(dst.s_addr)) ||  in in_selectsrcif()
3286 	    (ro->ro_rt->rt_gateway->sa_family == AF_LINK &&  in in_selectsrcif()
3287 	    SDL(ro->ro_rt->rt_gateway)->sdl_alen != 0))) {  in in_selectsrcif()
3296 		RT_GENID_SYNC(ro->ro_rt);  in in_selectsrcif()
3299 	if (ro->ro_rt != NULL) {  in in_selectsrcif()
3300 		RT_UNLOCK(ro->ro_rt);  in in_selectsrcif()