ath9k: Fix beacons for managed mode

If the current opmode is managed, the ATH_OP_BEACONS flag
needs to be set only when there is a primary station interface
and it is associated/active.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index d9be831..0b3d4d8 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -1067,8 +1067,8 @@
 	if (ah->opmode == NL80211_IFTYPE_STATION) {
 		bool changed = (iter_data.primary_sta != ctx->primary_sta);
 
-		iter_data.beacons = true;
 		if (iter_data.primary_sta) {
+			iter_data.beacons = true;
 			ath9k_set_assoc_state(sc, iter_data.primary_sta,
 					      changed);
 			if (!ctx->primary_sta ||