FWISOUND_STATE_DETACHING
if (sc->state == FWISOUND_STATE_DETACHING || sc->fwdev == NULL)
if (sc->state == FWISOUND_STATE_DETACHING) {
if (sc->state == FWISOUND_STATE_DETACHING)
if (sc->state != FWISOUND_STATE_DETACHING)
if (sc->state == FWISOUND_STATE_DETACHING || sc->fwdev == NULL) {
if (sc->state == FWISOUND_STATE_DETACHING) {
sc->state = FWISOUND_STATE_DETACHING;