24 lines
691 B
Diff
24 lines
691 B
Diff
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--- a/drivers/net/wireless/ath/ath9k/main.c
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+++ b/drivers/net/wireless/ath/ath9k/main.c
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@@ -2005,15 +2005,17 @@ static int ath9k_get_survey(struct ieee8
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struct ath_wiphy *aphy = hw->priv;
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struct ath_softc *sc = aphy->sc;
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struct ath_hw *ah = sc->sc_ah;
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- struct ath_common *common = ath9k_hw_common(ah);
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struct ieee80211_conf *conf = &hw->conf;
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if (idx != 0)
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return -ENOENT;
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survey->channel = conf->channel;
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- survey->filled = SURVEY_INFO_NOISE_DBM;
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- survey->noise = common->ani.noise_floor;
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+ survey->filled = 0;
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+ if (ah->curchan && ah->curchan->noisefloor) {
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+ survey->filled |= SURVEY_INFO_NOISE_DBM;
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+ survey->noise = ah->curchan->noisefloor;
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+ }
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return 0;
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}
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