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-rw-r--r--net/mac80211/agg-tx.c5
1 files changed, 4 insertions, 1 deletions
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;