diff --git a/[refs] b/[refs]
index 94ed358ddf90..a3d264c7aa24 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 1f7e0102820f11a0dcd3a2f90140abf14c894ba8
+refs/heads/master: bcb7ad7bcbef030e6ba71ede1f9866368aca7c99
diff --git a/trunk/drivers/net/wireless/ath/ath9k/main.c b/trunk/drivers/net/wireless/ath/ath9k/main.c
index ac41f1e3ab9f..dac1a2709e3c 100644
--- a/trunk/drivers/net/wireless/ath/ath9k/main.c
+++ b/trunk/drivers/net/wireless/ath/ath9k/main.c
@@ -971,6 +971,15 @@ void ath_hw_pll_work(struct work_struct *work)
 					    hw_pll_work.work);
 	u32 pll_sqsum;
 
+	/*
+	 * ensure that the PLL WAR is executed only
+	 * after the STA is associated (or) if the
+	 * beaconing had started in interfaces that
+	 * uses beacons.
+	 */
+	if (!(sc->sc_flags & SC_OP_BEACONS))
+		return;
+
 	if (AR_SREV_9485(sc->sc_ah)) {
 
 		ath9k_ps_wakeup(sc);