513 		if (ro->ro_rt != NULL) {  in ip_output_list()
514 			RT_LOCK_SPIN(ro->ro_rt);  in ip_output_list()
515 			ia = ifatoia(ro->ro_rt->rt_ifa);  in ip_output_list()
518 				RT_CONVERT_LOCK(ro->ro_rt);  in ip_output_list()
521 			RT_UNLOCK(ro->ro_rt);  in ip_output_list()
612 	if (ro->ro_rt != NULL) {  in ip_output_list()
641 		if (!ipobf.select_srcif && ro->ro_rt != NULL &&  in ip_output_list()
642 		    RT_GENID_OUTOFSYNC(ro->ro_rt)) {  in ip_output_list()
643 			RT_GENID_SYNC(ro->ro_rt);  in ip_output_list()
646 	if (ro->ro_rt == NULL) {  in ip_output_list()
785 		if (ro->ro_rt == NULL) {  in ip_output_list()
829 			if (ro->ro_rt != NULL) {  in ip_output_list()
830 				RT_LOCK_SPIN(ro->ro_rt);  in ip_output_list()
831 				if (IP_CHECK_RESTRICTIONS(ro->ro_rt->rt_ifp,  in ip_output_list()
837 						    ro->ro_rt->rt_ifp->if_xname);  in ip_output_list()
839 					RT_UNLOCK(ro->ro_rt);  in ip_output_list()
846 					RT_UNLOCK(ro->ro_rt);  in ip_output_list()
851 		if (ro->ro_rt == NULL) {  in ip_output_list()
865 		RT_LOCK_SPIN(ro->ro_rt);  in ip_output_list()
866 		ia = ifatoia(ro->ro_rt->rt_ifa);  in ip_output_list()
869 			RT_CONVERT_LOCK(ro->ro_rt);  in ip_output_list()
876 		ifp = ro->ro_rt->rt_ifp;  in ip_output_list()
877 		ro->ro_rt->rt_use++;  in ip_output_list()
878 		if (ro->ro_rt->rt_flags & RTF_GATEWAY) {  in ip_output_list()
879 			dst = SIN(ro->ro_rt->rt_gateway);  in ip_output_list()
881 		if (ro->ro_rt->rt_flags & RTF_HOST) {  in ip_output_list()
884 			    !!(ro->ro_rt->rt_flags & RTF_BROADCAST);  in ip_output_list()
887 			RT_CONVERT_LOCK(ro->ro_rt);  in ip_output_list()
917 		RT_UNLOCK(ro->ro_rt);  in ip_output_list()
1233 …flags, (flags & IP_OUTARGS) ? ipoa : NULL, ro ? ro->ro_rt : NULL, &necp_result, &necp_result_param…  in ip_output_list()
1521 	if (ro->ro_rt == NULL) {  in ip_output_list()
1535 		RT_LOCK_SPIN(ro->ro_rt);  in ip_output_list()
1536 		ia = ifatoia(ro->ro_rt->rt_ifa);  in ip_output_list()
1539 			RT_CONVERT_LOCK(ro->ro_rt);  in ip_output_list()
1542 		ifp = ro->ro_rt->rt_ifp;  in ip_output_list()
1543 		RT_UNLOCK(ro->ro_rt);  in ip_output_list()
1679 			if (ro->ro_rt != NULL && nstat_collect) {  in ip_output_list()
1680 				nstat_route_tx(ro->ro_rt, scnt,  in ip_output_list()
1684 			error = dlil_output(ifp, PF_INET, m, ro->ro_rt,  in ip_output_list()
1707 				if (ro->ro_rt != NULL && nstat_collect) {  in ip_output_list()
1708 					nstat_route_tx(ro->ro_rt, scnt,  in ip_output_list()
1713 				    ro->ro_rt, SA(dst), 0, adv);  in ip_output_list()
1745 		if (ro->ro_rt) {  in ip_output_list()
1746 			RT_LOCK_SPIN(ro->ro_rt);  in ip_output_list()
1747 			if ((ro->ro_rt->rt_flags & (RTF_UP | RTF_HOST)) &&  in ip_output_list()
1748 			    !(ro->ro_rt->rt_rmx.rmx_locks & RTV_MTU) &&  in ip_output_list()
1749 			    (ro->ro_rt->rt_rmx.rmx_mtu > interface_mtu)) {  in ip_output_list()
1750 				ro->ro_rt->rt_rmx.rmx_mtu = interface_mtu;  in ip_output_list()
1752 			RT_UNLOCK(ro->ro_rt);  in ip_output_list()
1827 			if (ro->ro_rt != NULL && nstat_collect) {  in ip_output_list()
1828 				nstat_route_tx(ro->ro_rt, 1,  in ip_output_list()
1831 			error = dlil_output(ifp, PF_INET, m, ro->ro_rt,  in ip_output_list()
3155 	if (ro->ro_rt != NULL) {  in in_selectsrcif()
3156 		RT_LOCK(ro->ro_rt);  in in_selectsrcif()
3159 	rt_ifp = (ro->ro_rt != NULL) ? ro->ro_rt->rt_ifp : NULL;  in in_selectsrcif()
3168 	if (ifscope != IFSCOPE_NONE || ro->ro_rt != NULL) {  in in_selectsrcif()
3207 			if (ro->ro_rt != NULL) {  in in_selectsrcif()
3239 		if (ifa != NULL && ro->ro_rt == NULL) {  in in_selectsrcif()
3316 		} else if (ifa != NULL && ro->ro_rt != NULL &&  in in_selectsrcif()
3317 		    !(ro->ro_rt->rt_flags & RTF_GATEWAY) &&  in in_selectsrcif()
3318 		    ifa->ifa_ifp != ro->ro_rt->rt_ifp && ipforwarding) {  in in_selectsrcif()
3326 			ifa = ro->ro_rt->rt_ifa;  in in_selectsrcif()
3336 	if (ro->ro_rt != NULL) {  in in_selectsrcif()
3337 		RT_LOCK_ASSERT_HELD(ro->ro_rt);  in in_selectsrcif()
3345 	if (ro->ro_rt != NULL &&  in in_selectsrcif()
3347 	    !(ro->ro_rt->rt_flags & RTF_UP))) {  in in_selectsrcif()
3361 		RT_UNLOCK(ro->ro_rt);  in in_selectsrcif()
3394 	if (ro->ro_rt != NULL && (!IN_LINKLOCAL(ntohl(dst.s_addr)) ||  in in_selectsrcif()
3395 	    (ro->ro_rt->rt_gateway->sa_family == AF_LINK &&  in in_selectsrcif()
3396 	    SDL(ro->ro_rt->rt_gateway)->sdl_alen != 0))) {  in in_selectsrcif()
3405 		RT_GENID_SYNC(ro->ro_rt);  in in_selectsrcif()
3408 	if (ro->ro_rt != NULL) {  in in_selectsrcif()
3409 		RT_UNLOCK(ro->ro_rt);  in in_selectsrcif()