diff --git a/drivers/staging/wlan-ng/cfg80211.c b/drivers/staging/wlan-ng/cfg80211.c
index fb466f4c92e0..d518b315b368 100644
--- a/drivers/staging/wlan-ng/cfg80211.c
+++ b/drivers/staging/wlan-ng/cfg80211.c
@@ -356,7 +356,7 @@ int prism2_scan(struct wiphy *wiphy, struct net_device *dev,
 	msg1.msgcode = DIDmsg_dot11req_scan;
 	msg1.bsstype.data = P80211ENUM_bsstype_any;
 
-	memset(&(msg1.bssid.data), 0xFF, sizeof(p80211item_pstr6_t));
+	memset(&msg1.bssid.data, 0xFF, sizeof(msg1.bssid.data));
 	msg1.bssid.data.len = 6;
 
 	if (request->n_ssids > 0) {