return 0;
 }
 
+static int ath9k_sta_state(struct ieee80211_hw *hw,
+                          struct ieee80211_vif *vif,
+                          struct ieee80211_sta *sta,
+                          enum ieee80211_sta_state old_state,
+                          enum ieee80211_sta_state new_state)
+{
+       struct ath_softc *sc = hw->priv;
+       struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+       int ret = 0;
+
+       if (old_state == IEEE80211_STA_AUTH &&
+           new_state == IEEE80211_STA_ASSOC) {
+               ret = ath9k_sta_add(hw, vif, sta);
+               ath_dbg(common, CONFIG,
+                       "Add station: %pM\n", sta->addr);
+       } else if (old_state == IEEE80211_STA_ASSOC &&
+                  new_state == IEEE80211_STA_AUTH) {
+               ret = ath9k_sta_remove(hw, vif, sta);
+               ath_dbg(common, CONFIG,
+                       "Remove station: %pM\n", sta->addr);
+       }
+
+       return ret;
+}
+
 static void ath9k_sta_set_tx_filter(struct ath_hw *ah,
                                    struct ath_node *an,
                                    bool set)
        .remove_interface   = ath9k_remove_interface,
        .config             = ath9k_config,
        .configure_filter   = ath9k_configure_filter,
-       .sta_add            = ath9k_sta_add,
-       .sta_remove         = ath9k_sta_remove,
+       .sta_state          = ath9k_sta_state,
        .sta_notify         = ath9k_sta_notify,
        .conf_tx            = ath9k_conf_tx,
        .bss_info_changed   = ath9k_bss_info_changed,