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Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/agg-rx.c8
-rw-r--r--net/mac80211/agg-tx.c5
2 files changed, 12 insertions, 1 deletions
diff --git a/net/mac80211/agg-rx.c b/net/mac80211/agg-rx.c
index a48bad468880..2c090c507391 100644
--- a/net/mac80211/agg-rx.c
+++ b/net/mac80211/agg-rx.c
@@ -234,6 +234,14 @@ void __ieee80211_start_rx_ba_session(struct sta_info *sta,
 	int i, ret = -EOPNOTSUPP;
 	u16 status = WLAN_STATUS_REQUEST_DECLINED;
 
+	if (!sta->sta.ht_cap.ht_supported) {
+		ht_dbg(sta->sdata,
+		       "STA %pM erroneously requests BA session on tid %d w/o QoS\n",
+		       sta->sta.addr, tid);
+		/* send a response anyway, it's an error case if we get here */
+		goto end_no_lock;
+	}
+
 	if (test_sta_flag(sta, WLAN_STA_BLOCK_BA)) {
 		ht_dbg(sta->sdata,
 		       "Suspend in progress - Denying ADDBA request (%pM tid %d)\n",
diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index 668524aeb0b2..20522492d8cc 100644
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -509,11 +509,14 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid,
 	struct tid_ampdu_tx *tid_tx;
 	int ret = 0;
 
+	trace_api_start_tx_ba_session(pubsta, tid);
+
 	if (WARN(sta->reserved_tid == tid,
 		 "Requested to start BA session on reserved tid=%d", tid))
 		return -EINVAL;
 
-	trace_api_start_tx_ba_session(pubsta, tid);
+	if (!pubsta->ht_cap.ht_supported)
+		return -EINVAL;
 
 	if (WARN_ON_ONCE(!local->ops->ampdu_action))
 		return -EINVAL;