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Commit 4f1a5a4b authored by Felix Fietkau's avatar Felix Fietkau Committed by John W. Linville
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ath9k: do not return default noise floor values via survey 



Signed-off-by: default avatarFelix Fietkau <nbd@openwrt.org>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent d9891c78

drivers/net/wireless/ath/ath9k/main.c

+5 −3
Original line number Diff line number Diff line
@@ -2004,15 +2004,17 @@ static int ath9k_get_survey(struct ieee80211_hw *hw, int idx, 
	struct ath_wiphy *aphy = hw->priv;

	struct ath_softc *sc = aphy->sc;

	struct ath_hw *ah = sc->sc_ah;

	struct ath_common *common = ath9k_hw_common(ah);

	struct ieee80211_conf *conf = &hw->conf;



	 if (idx != 0)

		return -ENOENT;



	survey->channel = conf->channel;

	survey->filled = SURVEY_INFO_NOISE_DBM;

	survey->noise = common->ani.noise_floor;

	survey->filled = 0;

	if (ah->curchan && ah->curchan->noisefloor) {

		survey->filled |= SURVEY_INFO_NOISE_DBM;

		survey->noise = ah->curchan->noisefloor;

	}



	return 0;

}