diff --git a/drivers/net/wireless/hostap/hostap_ap.c b/drivers/net/wireless/hostap/hostap_ap.c
index fd8d83d..c995ace 100644
--- a/drivers/net/wireless/hostap/hostap_ap.c
+++ b/drivers/net/wireless/hostap/hostap_ap.c
@@ -309,7 +309,7 @@
 	int i;
 
 	PDEBUG(DEBUG_AP, "%s: Deauthenticate all stations\n", dev->name);
-	memset(addr, 0xff, ETH_ALEN);
+	eth_broadcast_addr(addr);
 
 	resp = cpu_to_le16(WLAN_REASON_PREV_AUTH_NOT_VALID);
 
@@ -1015,8 +1015,8 @@
 		memcpy(hdr->addr3, dev->dev_addr, ETH_ALEN); /* SA */
 	} else if (ieee80211_is_ctl(hdr->frame_control)) {
 		/* control:ACK does not have addr2 or addr3 */
-		memset(hdr->addr2, 0, ETH_ALEN);
-		memset(hdr->addr3, 0, ETH_ALEN);
+		eth_zero_addr(hdr->addr2);
+		eth_zero_addr(hdr->addr3);
 	} else {
 		memcpy(hdr->addr2, dev->dev_addr, ETH_ALEN); /* SA */
 		memcpy(hdr->addr3, dev->dev_addr, ETH_ALEN); /* BSSID */
@@ -1601,7 +1601,7 @@
 		memcpy(prev_ap, pos, ETH_ALEN);
 		pos++; pos++; pos++; left -= 6;
 	} else
-		memset(prev_ap, 0, ETH_ALEN);
+		eth_zero_addr(prev_ap);
 
 	if (left >= 2) {
 		unsigned int ileft;