diff --git a/drivers/net/wireless/ath9k/ani.c b/drivers/net/wireless/ath9k/ani.c
index 251e2d9..4dd0860 100644
--- a/drivers/net/wireless/ath9k/ani.c
+++ b/drivers/net/wireless/ath9k/ani.c
@@ -279,9 +279,8 @@
 static void ath9k_hw_ani_ofdm_err_trigger(struct ath_hal *ah)
 {
 	struct ath_hal_5416 *ahp = AH5416(ah);
-	struct ath9k_channel *chan = ah->ah_curchan;
+	struct ieee80211_conf *conf = &ah->ah_sc->hw->conf;
 	struct ar5416AniState *aniState;
-	enum wireless_mode mode;
 	int32_t rssi;
 
 	if (!DO_ANI(ah))
@@ -336,8 +335,7 @@
 					     aniState->firstepLevel + 1);
 		return;
 	} else {
-		mode = ath9k_hw_chan2wmode(ah, chan);
-		if (mode == ATH9K_MODE_11G || mode == ATH9K_MODE_11B) {
+		if (conf->channel->band == IEEE80211_BAND_2GHZ) {
 			if (!aniState->ofdmWeakSigDetectOff)
 				ath9k_hw_ani_control(ah,
 				     ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION,
@@ -353,9 +351,8 @@
 static void ath9k_hw_ani_cck_err_trigger(struct ath_hal *ah)
 {
 	struct ath_hal_5416 *ahp = AH5416(ah);
-	struct ath9k_channel *chan = ah->ah_curchan;
+	struct ieee80211_conf *conf = &ah->ah_sc->hw->conf;
 	struct ar5416AniState *aniState;
-	enum wireless_mode mode;
 	int32_t rssi;
 
 	if (!DO_ANI(ah))
@@ -381,8 +378,7 @@
 			ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL,
 					     aniState->firstepLevel + 1);
 	} else {
-		mode = ath9k_hw_chan2wmode(ah, chan);
-		if (mode == ATH9K_MODE_11G || mode == ATH9K_MODE_11B) {
+		if (conf->channel->band == IEEE80211_BAND_2GHZ) {
 			if (aniState->firstepLevel > 0)
 				ath9k_hw_ani_control(ah,
 					     ATH9K_ANI_FIRSTEP_LEVEL, 0);