3 files changed, 10 insertions, 19 deletions

diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h
index 0d0bec3..0963071 100644
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -329,7 +329,7 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp);
 struct ath_txq *ath_txq_setup(struct ath_softc *sc, int qtype, int subtype);
 void ath_tx_cleanupq(struct ath_softc *sc, struct ath_txq *txq);
 int ath_tx_setup(struct ath_softc *sc, int haltype);
-void ath_drain_all_txq(struct ath_softc *sc, bool retry_tx);
+bool ath_drain_all_txq(struct ath_softc *sc, bool retry_tx);
 void ath_draintxq(struct ath_softc *sc,
 		     struct ath_txq *txq, bool retry_tx);
 void ath_tx_node_init(struct ath_softc *sc, struct ath_node *an);
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index dace215..928ef68 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -244,11 +244,12 @@ int ath_set_channel(struct ath_softc *sc, struct ieee80211_hw *hw,
 	 * the relevant bits of the h/w.
 	 */
 	ath9k_hw_set_interrupts(ah, 0);
-	ath_drain_all_txq(sc, false);
+	stopped = ath_drain_all_txq(sc, false);
 
 	spin_lock_bh(&sc->rx.pcu_lock);
 
-	stopped = ath_stoprecv(sc);
+	if (!ath_stoprecv(sc))
+		stopped = false;
 
 	/* XXX: do not flush receive queue here. We don't want
 	 * to flush data frames already in queue because of
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index f2ade24..aff0478 100644
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -1120,7 +1120,7 @@ void ath_draintxq(struct ath_softc *sc, struct ath_txq *txq, bool retry_tx)
 	}
 }
 
-void ath_drain_all_txq(struct ath_softc *sc, bool retry_tx)
+bool ath_drain_all_txq(struct ath_softc *sc, bool retry_tx)
 {
 	struct ath_hw *ah = sc->sc_ah;
 	struct ath_common *common = ath9k_hw_common(sc->sc_ah);
@@ -1128,7 +1128,7 @@ void ath_drain_all_txq(struct ath_softc *sc, bool retry_tx)
 	int i, npend = 0;
 
 	if (sc->sc_flags & SC_OP_INVALID)
-		return;
+		return true;
 
 	/* Stop beacon queue */
 	ath9k_hw_stoptxdma(sc->sc_ah, sc->beacon.beaconq);
@@ -1142,25 +1142,15 @@ void ath_drain_all_txq(struct ath_softc *sc, bool retry_tx)
 		}
 	}
 
-	if (npend) {
-		int r;
-
-		ath_print(common, ATH_DBG_FATAL,
-			  "Failed to stop TX DMA. Resetting hardware!\n");
-
-		spin_lock_bh(&sc->sc_resetlock);
-		r = ath9k_hw_reset(ah, sc->sc_ah->curchan, ah->caldata, false);
-		if (r)
-			ath_print(common, ATH_DBG_FATAL,
-				  "Unable to reset hardware; reset status %d\n",
-				  r);
-		spin_unlock_bh(&sc->sc_resetlock);
-	}
+	if (npend)
+		ath_print(common, ATH_DBG_FATAL, "Failed to stop TX DMA!\n");
 
 	for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) {
 		if (ATH_TXQ_SETUP(sc, i))
 			ath_draintxq(sc, &sc->tx.txq[i], retry_tx);
 	}
+
+	return !npend;
 }
 
 void ath_tx_cleanupq(struct ath_softc *sc, struct ath_txq *txq)