mac80211: require four hardware queues for QoS/HT

This patch makes mac80211 only announce QoS/HT support when
the underlying hardware has four (or more) queues.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Cc: Ron Rindjunksi <ron.rindjunksi@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index f35eaea98e73..3a03d7807c39 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -1490,8 +1490,8 @@ int ieee80211_subif_start_xmit(struct sk_buff *skb,
                 rcu_read_unlock();
         }
 
-        /* receiver is QoS enabled, use a QoS type frame */
-        if (sta_flags & WLAN_STA_WME) {
+        /* receiver and we are QoS enabled, use a QoS type frame */
+        if (sta_flags & WLAN_STA_WME && local->hw.queues >= 4) {
                 fc |= IEEE80211_STYPE_QOS_DATA;
                 hdrlen += 2;
         }