static void ath9k_reg_apply_5ghz_adhoc_flags(struct wiphy *wiphy,
                                             enum reg_set_by setby)
 {
-       struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
-       struct ath_softc *sc = hw->priv;
        struct ieee80211_supported_band *sband;
        const struct ieee80211_reg_rule *reg_rule;
        struct ieee80211_channel *ch;
 
        if (setby != REGDOM_SET_BY_COUNTRY_IE)
                return;
-       if (!test_bit(ATH9K_MODE_11A,
-           sc->sc_ah->ah_caps.wireless_modes))
+       if (!wiphy->bands[IEEE80211_BAND_5GHZ])
                return;
 
        sband = wiphy->bands[IEEE80211_BAND_5GHZ];