diff --git a/src/drivers/driver_nl80211_event.c b/src/drivers/driver_nl80211_event.c
index fdd276144..ee7b4da38 100644
--- a/src/drivers/driver_nl80211_event.c
+++ b/src/drivers/driver_nl80211_event.c
@@ -1438,16 +1438,23 @@ static void nl80211_client_probe_event(struct wpa_driver_nl80211_data *drv,
 				       struct nlattr **tb)
 {
 	union wpa_event_data data;
+	const u8 *addr;
+	u64 cookie = 0;
 
-	wpa_printf(MSG_DEBUG, "nl80211: Probe client event");
-
-	if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_ACK])
+	addr = nla_data(tb[NL80211_ATTR_MAC]);
+	if (!addr)
+		return;
+	if (tb[NL80211_ATTR_COOKIE])
+		cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]);
+	wpa_printf(MSG_DEBUG, "nl80211: Probe client event (addr=" MACSTR
+		   " ack=%d cookie=%llu)", MAC2STR(addr),
+		   tb[NL80211_ATTR_ACK] != NULL,
+		   (long long unsigned int) cookie);
+	if (!tb[NL80211_ATTR_ACK])
 		return;
 
 	os_memset(&data, 0, sizeof(data));
-	os_memcpy(data.client_poll.addr,
-		  nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
-
+	os_memcpy(data.client_poll.addr, addr, ETH_ALEN);
 	wpa_supplicant_event(drv->ctx, EVENT_DRIVER_CLIENT_POLL_OK, &data);
 }