mac80211: remove unused variables

index 9e86dd5..d7513a5 100644
@@ -473,8 +473,6 @@ static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
 	struct ieee80211_sub_if_data *sdata = sta->sdata;
 	struct ieee80211_local *local = sdata->local;
 	struct rate_control_ref *ref = local->rate_ctrl;
-	struct ieee80211_supported_band *sband;
-	enum ieee80211_band band;
 	struct timespec uptime;
 	u64 packets = 0;
 	u32 thr = 0;

@@ -593,14 +591,10 @@ static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
 		sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_TDLS_PEER);
 
 	/* check if the driver has a SW RC implementation */
-	if (ref && ref->ops->get_expected_throughput) {
-		band = ieee80211_get_sdata_band(sta->sdata);
-		sband = sta->local->hw.wiphy->bands[band];
-
+	if (ref && ref->ops->get_expected_throughput)
 		thr = ref->ops->get_expected_throughput(sta->rate_ctrl_priv);
-	} else {
+	else
 		thr = drv_get_expected_throughput(local, &sta->sta);
-	}
 
 	if (thr != 0) {
 		sinfo->filled |= STATION_INFO_EXPECTED_THROUGHPUT;