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Diffstat (limited to 'net/mac80211/agg-tx.c')
-rw-r--r--net/mac80211/agg-tx.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index a360c15cc978..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;
@@ -793,6 +796,7 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid)
struct ieee80211_local *local = sdata->local;
struct sta_info *sta;
struct tid_ampdu_tx *tid_tx;
+ bool send_delba = false;
trace_api_stop_tx_ba_cb(sdata, ra, tid);
@@ -824,13 +828,17 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid)
}
if (tid_tx->stop_initiator == WLAN_BACK_INITIATOR && tid_tx->tx_stop)
- ieee80211_send_delba(sta->sdata, ra, tid,
- WLAN_BACK_INITIATOR, WLAN_REASON_QSTA_NOT_USE);
+ send_delba = true;
ieee80211_remove_tid_tx(sta, tid);
unlock_sta:
spin_unlock_bh(&sta->lock);
+
+ if (send_delba)
+ ieee80211_send_delba(sdata, ra, tid,
+ WLAN_BACK_INITIATOR, WLAN_REASON_QSTA_NOT_USE);
+
mutex_unlock(&sta->ampdu_mlme.mtx);
unlock:
mutex_unlock(&local->sta_mtx);