425 	_CASSERT(offsetof(struct route, ro_rt) ==  in route_init()
426 	    offsetof(struct route_in6, ro_rt));  in route_init()
891 	if ((rt = ro->ro_rt) != NULL) {  in rtalloc_ign_common_locked()
900 	ro->ro_rt = rtalloc1_common_locked(SA(&ro->ro_dst), 1, ignore, ifscope);  in rtalloc_ign_common_locked()
901 	if (ro->ro_rt != NULL) {  in rtalloc_ign_common_locked()
902 		RT_GENID_SYNC(ro->ro_rt);  in rtalloc_ign_common_locked()
903 		RT_LOCK_ASSERT_NOTHELD(ro->ro_rt);  in rtalloc_ign_common_locked()
3967 	if (ro->ro_rt != NULL) {  in route_clear()
3968 		rtfree(ro->ro_rt);  in route_clear()
3969 		ro->ro_rt = NULL;  in route_clear()
3992 	if (dst->ro_rt != NULL) {  in route_copyout()
3993 		RT_ADDREF(dst->ro_rt);  in route_copyout()
4015 	if (dst->ro_rt == NULL) {  in route_copyin()
4044 	if (dst->ro_rt == src->ro_rt) {  in route_copyin()
4064 		rtfree(src->ro_rt);  in route_copyin()
4073 	if (src->ro_rt != NULL) {  in route_copyin()
4074 		rtfree(dst->ro_rt);  in route_copyin()
4107 	src->ro_rt = NULL;  in route_copyin()