+--- a/drivers/net/wireless/ath/ath9k/main.c
++++ b/drivers/net/wireless/ath/ath9k/main.c
+@@ -667,15 +667,15 @@ void ath9k_tasklet(unsigned long data)
+ u32 status = sc->intrstatus;
+ u32 rxmask;
+
++ ath9k_ps_wakeup(sc);
++ spin_lock(&sc->sc_pcu_lock);
++
+ if ((status & ATH9K_INT_FATAL) ||
+ (status & ATH9K_INT_BB_WATCHDOG)) {
+ ieee80211_queue_work(sc->hw, &sc->hw_reset_work);
+- return;
++ goto out;
+ }
+
+- ath9k_ps_wakeup(sc);
+- spin_lock(&sc->sc_pcu_lock);
+-
+ /*
+ * Only run the baseband hang check if beacons stop working in AP or
+ * IBSS mode, because it has a high false positive rate. For station
+@@ -723,6 +723,7 @@ void ath9k_tasklet(unsigned long data)
+ if (status & ATH9K_INT_GENTIMER)
+ ath_gen_timer_isr(sc->sc_ah);
+
++out:
+ /* re-enable hardware interrupt */
+ ath9k_hw_enable_interrupts(ah);
+