P2P: Clear driver Probe Response IE on stop_listen

Signed-off-by: Johannes Berg <johannes.berg@intel.com>

wpa_supplicant/p2p_supplicant.c

@@ -1180,6 +1180,7 @@ static void wpas_stop_listen(void *ctx)
 		wpa_s->off_channel_freq = 0;
 		wpa_s->roc_waiting_drv_freq = 0;
 	}
+	wpa_drv_set_ap_wps_ie(wpa_s, NULL, NULL, NULL);
 	wpa_drv_probe_req_report(wpa_s, 0);
 }