rt2x00: Remove unneeded variable

The update_bssid is set only when BSS_CHANGED_BSSID is used,
but the check if that field is true is done later in the function
but also only when BSS_CHANGED_BSSID is set. This makes the
variable useless, as it can never result in a negative check.
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Acked-by: Helmut Schaa <helmut.schaa@googlemail.com>
Acked-by: Gertjan van Wingerde <gwingerde@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/rt2x00/rt2x00mac.c

@@ -563,7 +563,6 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw,
 {
 	struct rt2x00_dev *rt2x00dev = hw->priv;
 	struct rt2x00_intf *intf = vif_to_intf(vif);
-	int update_bssid = 0;
 
 	/*
 	 * mac80211 might be calling this function while we are trying
@@ -578,10 +577,8 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw,
 	 * conf->bssid can be NULL if coming from the internal
 	 * beacon update routine.
 	 */
-	if (changes & BSS_CHANGED_BSSID) {
-		update_bssid = 1;
+	if (changes & BSS_CHANGED_BSSID)
 		memcpy(&intf->bssid, bss_conf->bssid, ETH_ALEN);
-	}
 
 	spin_unlock(&intf->lock);
 
@@ -593,7 +590,7 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw,
 	 */
 	if (changes & BSS_CHANGED_BSSID)
 		rt2x00lib_config_intf(rt2x00dev, intf, vif->type, NULL,
-				      update_bssid ? bss_conf->bssid : NULL);
+				      bss_conf->bssid);
 
 	/*
 	 * Update the beacon.