1 files changed, 9 insertions, 18 deletions

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 4de4473776ac..dac1a2709e3c 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/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);
@@ -1443,15 +1452,6 @@ static int ath9k_add_interface(struct ieee80211_hw *hw,
                 }
         }
 
-        if ((ah->opmode == NL80211_IFTYPE_ADHOC) ||
-            ((vif->type == NL80211_IFTYPE_ADHOC) &&
-             sc->nvifs > 0)) {
-                ath_err(common, "Cannot create ADHOC interface when other"
-                        " interfaces already exist.\n");
-                ret = -EINVAL;
-                goto out;
-        }
-
         ath_dbg(common, CONFIG, "Attach a VIF of type: %d\n", vif->type);
 
         sc->nvifs++;
@@ -1476,15 +1476,6 @@ static int ath9k_change_interface(struct ieee80211_hw *hw,
         mutex_lock(&sc->mutex);
         ath9k_ps_wakeup(sc);
 
-        /* See if new interface type is valid. */
-        if ((new_type == NL80211_IFTYPE_ADHOC) &&
-            (sc->nvifs > 1)) {
-                ath_err(common, "When using ADHOC, it must be the only"
-                        " interface.\n");
-                ret = -EINVAL;
-                goto out;
-        }
-
         if (ath9k_uses_beacons(new_type) &&
             !ath9k_uses_beacons(vif->type)) {
                 if (sc->nbcnvifs >= ATH_BCBUF) {