Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 8b1956f0 authored by Eliad Peller's avatar Eliad Peller Committed by Johannes Berg
Browse files

mac80211: don't allow 40MHz tx rates in case of 20MHz chandef 



When 20MHz chandef is used, 40MHz rates shouldn't be
used (by the rate-control algorithm), even if the sta
ht capabilities indicate support for it.

Signed-off-by: default avatarEliad Peller <eliadx.peller@intel.com>
Singed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 339467b9

net/mac80211/vht.c

+2 −0
Original line number Diff line number Diff line
@@ -287,6 +287,8 @@ enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta) 
		/* fall through */

	case NL80211_CHAN_WIDTH_20_NOHT:

	case NL80211_CHAN_WIDTH_20:

		bw = IEEE80211_STA_RX_BW_20;

		break;

	case NL80211_CHAN_WIDTH_40:

		bw = sta->sta.ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 ?

				IEEE80211_STA_RX_BW_40 : IEEE80211_STA_RX_BW_20;