ath9k: Fix bug in determining calibration support

ADC gain calibration has to be done for all non 2GHZ-HT20 channels.
Regression from "ath9k: use ieee80211_conf on ath9k_hw_iscal_supported()"

Cc: stable@kernel.org
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/net/wireless/ath/ath9k/calib.c b/drivers/net/wireless/ath/ath9k/calib.c
index d0b675562d40..3195c0b9a6a7 100644
--- a/drivers/net/wireless/ath/ath9k/calib.c
+++ b/drivers/net/wireless/ath/ath9k/calib.c
@@ -284,8 +284,8 @@ static bool ath9k_hw_iscal_supported(struct ath_hw *ah,
                 return true;
         case ADC_GAIN_CAL:
         case ADC_DC_CAL:
-                if (conf->channel->band == IEEE80211_BAND_5GHZ &&
-                  conf_is_ht20(conf))
+                if (!(conf->channel->band == IEEE80211_BAND_2GHZ &&
+                      conf_is_ht20(conf)))
                         return true;
                 break;
         }