--- /dev/null
+--- a/drivers/net/wireless/ath/ath9k/xmit.c
++++ b/drivers/net/wireless/ath/ath9k/xmit.c
+@@ -1224,12 +1224,14 @@ void ath_tx_cleanupq(struct ath_softc *s
+ void ath_txq_schedule(struct ath_softc *sc, struct ath_txq *txq)
+ {
+ struct ath_atx_ac *ac;
+- struct ath_atx_tid *tid;
++ struct ath_atx_tid *tid, *last;
+
+- if (list_empty(&txq->axq_acq))
++ if (list_empty(&txq->axq_acq) ||
++ txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH)
+ return;
+
+ ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac, list);
++ last = list_entry(ac->tid_q.prev, struct ath_atx_tid, list);
+ list_del(&ac->list);
+ ac->sched = false;
+
+@@ -1253,7 +1255,8 @@ void ath_txq_schedule(struct ath_softc *
+ if (!list_empty(&tid->buf_q))
+ ath_tx_queue_tid(txq, tid);
+
+- break;
++ if (tid == last || txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH)
++ break;
+ } while (!list_empty(&ac->tid_q));
+
+ if (!list_empty(&ac->tid_q)) {
--- /dev/null
+--- a/drivers/net/wireless/ath/ath9k/xmit.c
++++ b/drivers/net/wireless/ath/ath9k/xmit.c
+@@ -429,7 +429,7 @@ static void ath_tx_complete_aggr(struct
+
+ ath_tx_count_frames(sc, bf, ts, txok, &nframes, &nbad);
+ while (bf) {
+- txfail = txpending = 0;
++ txfail = txpending = sendbar = 0;
+ bf_next = bf->bf_next;
+
+ skb = bf->bf_mpdu;