iwm_mac_ctxt_changed
if ((error = iwm_mac_ctxt_changed(sc, vap)) != 0) {
error = iwm_mac_ctxt_changed(sc, vap);
error = iwm_mac_ctxt_changed(sc, vap);
error = iwm_mac_ctxt_changed(sc, vap);
error = iwm_mac_ctxt_changed(sc, vap);
if ((error = iwm_mac_ctxt_changed(sc, vap)) != 0) {
extern int iwm_mac_ctxt_changed(struct iwm_softc *sc, struct ieee80211vap *vap);