*/
free(ifp->if_hw_addr, M_IFADDR);
ifp->if_hw_addr = NULL;
ifp->if_addr = NULL;
/* We can now free link ifaddr. */
IF_ADDR_WLOCK(ifp);
rnh = rt_tables_get_rnh(fib, i);
if (rnh != NULL) {
RIB_RLOCK(rnh);
NET_EPOCH_ENTER();
error = rnh->rnh_walktree(&rnh->head,
sysctl_dumpentry, &w);
NET_EPOCH_EXIT();
RIB_RUNLOCK(rnh);
} else if (af != 0)
error = EAFNOSUPPORT;