WPS: Replace wpas_wps_in_progress with identical wpas_wps_searching

There is no point in maintaining two different functions that do
practically the same check of WPS state.

Signed-hostap: Jouni Malinen <j@w1.fi>

wpa_supplicant/scan.c

@@ -1630,7 +1630,7 @@ wpa_supplicant_get_scan_results(struct wpa_supplicant *wpa_s,
 	filter_scan_res(wpa_s, scan_res);
 
 #ifdef CONFIG_WPS
-	if (wpas_wps_in_progress(wpa_s)) {
+	if (wpas_wps_searching(wpa_s)) {
 		wpa_dbg(wpa_s, MSG_DEBUG, "WPS: Order scan results with WPS "
 			"provisioning rules");
 		compar = wpa_scan_result_wps_compar;

wpa_supplicant/wps_supplicant.c

@@ -1934,19 +1934,6 @@ int wpas_wps_terminate_pending(struct wpa_supplicant *wpa_s)
 }
 
 
-int wpas_wps_in_progress(struct wpa_supplicant *wpa_s)
-{
-	struct wpa_ssid *ssid;
-
-	for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
-		if (!ssid->disabled && ssid->key_mgmt == WPA_KEY_MGMT_WPS)
-			return 1;
-	}
-
-	return 0;
-}
-
-
 void wpas_wps_update_config(struct wpa_supplicant *wpa_s)
 {
 	struct wps_context *wps = wpa_s->wps;

wpa_supplicant/wps_supplicant.h

@@ -60,7 +60,6 @@ int wpas_wps_er_config(struct wpa_supplicant *wpa_s, const char *uuid,
 struct wpabuf * wpas_wps_er_nfc_config_token(struct wpa_supplicant *wpa_s,
 					     int ndef, const char *uuid);
 int wpas_wps_terminate_pending(struct wpa_supplicant *wpa_s);
-int wpas_wps_in_progress(struct wpa_supplicant *wpa_s);
 void wpas_wps_update_config(struct wpa_supplicant *wpa_s);
 struct wpabuf * wpas_wps_nfc_config_token(struct wpa_supplicant *wpa_s,
 					  int ndef, const char *id_str);