Commit cbd1db4b authored by Felix Fietkau's avatar Felix Fietkau Committed by Greg Kroah-Hartman

ath9k: initialize tx chainmask before testing channel tx power values

commit c1227340 upstream.

With an uninitialized chainmask, the per-channel power will only contain
the power limits for a single chain instead of the combined tx power.
Signed-off-by: default avatarFelix Fietkau <nbd@openwrt.org>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 96504524
......@@ -665,8 +665,10 @@ static void ath9k_init_band_txpower(struct ath_softc *sc, int band)
static void ath9k_init_txpower_limits(struct ath_softc *sc)
{
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
struct ath9k_channel *curchan = ah->curchan;
ah->txchainmask = common->tx_chainmask;
if (ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ)
ath9k_init_band_txpower(sc, IEEE80211_BAND_2GHZ);
if (ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ)
......
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