WPS NFC: Use AP Channel information from credential container

This allows NFC Configuration Token to indicate the current AP operating
channel, so that a single channel scan can be used to speed up the
initial connection.

Signed-hostap: Jouni Malinen <jouni@qca.qualcomm.com>

diff --git a/wpa_supplicant/wps_supplicant.c b/wpa_supplicant/wps_supplicant.c
index 1f6dd92..33a1d31 100644 (file)
--- a/wpa_supplicant/wps_supplicant.c
+++ b/wpa_supplicant/wps_supplicant.c
@@ -2210,6 +2210,12 @@ static int wpas_wps_use_cred(struct wpa_supplicant *wpa_s,
        if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
                return 0;
 
+       if (!wpa_s->wps_ap_channel && attr->ap_channel) {
+               wpa_s->wps_ap_channel = WPA_GET_BE16(attr->ap_channel);
+               wpa_printf(MSG_DEBUG, "WPS: Credential container indicated AP Channel %d",
+                          wpa_s->wps_ap_channel);
+       }
+
        wpa_printf(MSG_DEBUG, "WPS: Request reconnection with new network "
                   "based on the received credential added");
        wpa_s->normal_scans = 0;