BNA_LINK_DOWN
ethport->link_status = BNA_LINK_DOWN;
ethport->link_cbfn(ethport->bna->bnad, BNA_LINK_DOWN);
ethport->link_status = BNA_LINK_DOWN;
ethport->link_cbfn(ethport->bna->bnad, BNA_LINK_DOWN);
ethport->link_status = BNA_LINK_DOWN;
if (ethport->link_status != BNA_LINK_DOWN) {
ethport->link_status = BNA_LINK_DOWN;
ethport->link_cbfn(ethport->bna->bnad, BNA_LINK_DOWN);