+++ /dev/null
---- a/drivers/net/wireless/ath/ath9k/main.c
-+++ b/drivers/net/wireless/ath/ath9k/main.c
-@@ -1087,6 +1087,7 @@ static void ath9k_remove_interface(struc
- ath9k_calculate_summary_state(hw, NULL);
-
- mutex_unlock(&sc->mutex);
-+ ath9k_config(hw, IEEE80211_CONF_CHANGE_IDLE);
- ath9k_ps_restore(sc);
- }
-
-@@ -1139,7 +1140,8 @@ int ath9k_config(struct ieee80211_hw *hw
- mutex_lock(&sc->mutex);
-
- if (changed & IEEE80211_CONF_CHANGE_IDLE) {
-- sc->ps_idle = !!(conf->flags & IEEE80211_CONF_IDLE);
-+ sc->ps_idle = !!(conf->flags & IEEE80211_CONF_IDLE) &&
-+ !sc->nvifs;
- if (sc->ps_idle) {
- ath_cancel_work(sc);
- ath9k_stop_btcoex(sc);