mwl8k: don't call SET_AID if we're not associated

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/mwl8k.c

@@ -3261,9 +3261,9 @@ mwl8k_bss_info_changed_sta(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 	/*
 	 * Get the AP's legacy and MCS rates.
 	 */
-	ap_legacy_rates = 0;
 	if (vif->bss_conf.assoc) {
 		struct ieee80211_sta *ap;
+
 		rcu_read_lock();
 
 		ap = ieee80211_find_sta(vif, vif->bss_conf.bssid);
@@ -3301,8 +3301,9 @@ mwl8k_bss_info_changed_sta(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 			goto out;
 	}
 
-	if (((changed & BSS_CHANGED_ASSOC) && vif->bss_conf.assoc) ||
-	    (changed & (BSS_CHANGED_ERP_CTS_PROT | BSS_CHANGED_HT))) {
+	if (vif->bss_conf.assoc &&
+	    (changed & (BSS_CHANGED_ASSOC | BSS_CHANGED_ERP_CTS_PROT |
+			BSS_CHANGED_HT))) {
 		rc = mwl8k_cmd_set_aid(hw, vif, ap_legacy_rates);
 		if (rc)
 			goto out;