diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index ba94f58ba02e..e2c6f5cd1cf7 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -485,12 +485,9 @@ ieee80211_rx_h_sta_process(struct ieee80211_txrx_data *rx)
 
 	sta->rx_fragments++;
 	sta->rx_bytes += rx->skb->len;
-	sta->last_rssi = (sta->last_rssi * 15 +
-			  rx->u.rx.status->ssi) / 16;
-	sta->last_signal = (sta->last_signal * 15 +
-			    rx->u.rx.status->signal) / 16;
-	sta->last_noise = (sta->last_noise * 15 +
-			   rx->u.rx.status->noise) / 16;
+	sta->last_rssi = rx->u.rx.status->ssi;
+	sta->last_signal = rx->u.rx.status->signal;
+	sta->last_noise = rx->u.rx.status->noise;
 
 	if (!(rx->fc & IEEE80211_FCTL_MOREFRAGS)) {
 		/* Change STA power saving mode only in the end of a frame