From: Sujith Date: Fri, 23 Jan 2009 05:50:51 +0000 (+0530) Subject: ath9k: Fix bug in rate control capability registration X-Git-Tag: firefly_0821_release~15237^2~836^2~52 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=f8206e053498174ef4b5f994e2a7091a74f7da30;p=firefly-linux-kernel-4.4.55.git ath9k: Fix bug in rate control capability registration Dual stream capability must be registered only when the hardware supports it. Signed-off-by: Sujith Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/ath9k/rc.c b/drivers/net/wireless/ath9k/rc.c index 46172b5f492c..8e1528d487b5 100644 --- a/drivers/net/wireless/ath9k/rc.c +++ b/drivers/net/wireless/ath9k/rc.c @@ -1358,7 +1358,9 @@ static void ath_rc_init(struct ath_softc *sc, } if (sta->ht_cap.ht_supported) { - ath_rc_priv->ht_cap = (WLAN_RC_HT_FLAG | WLAN_RC_DS_FLAG); + ath_rc_priv->ht_cap = WLAN_RC_HT_FLAG; + if (sc->sc_tx_chainmask != 1) + ath_rc_priv->ht_cap |= WLAN_RC_DS_FLAG; if (sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) ath_rc_priv->ht_cap |= WLAN_RC_40_FLAG; if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40)