WPS: Fix hostapd runtime WPS configuration after Enrollee run

If the AP is configured with WPS, we need to update the local WPS data
in order to provide correct credentials for Enrollees.

hostapd/wps_hostapd.c

@@ -234,6 +234,28 @@ static int hostapd_wps_cred_cb(void *ctx, const struct wps_credential *cred)
 	if (hapd->conf->wps_cred_processing == 1)
 		return 0;
 
+	os_memcpy(hapd->wps->ssid, cred->ssid, cred->ssid_len);
+	hapd->wps->ssid_len = cred->ssid_len;
+	hapd->wps->encr_types = cred->encr_type;
+	hapd->wps->auth_types = cred->auth_type;
+	if (cred->key == NULL) {
+		os_free(hapd->wps->network_key);
+		hapd->wps->network_key = NULL;
+		hapd->wps->network_key_len = 0;
+	} else {
+		if (hapd->wps->network_key == NULL ||
+		    hapd->wps->network_key_len < cred->key_len) {
+			hapd->wps->network_key_len = 0;
+			os_free(hapd->wps->network_key);
+			hapd->wps->network_key = os_malloc(cred->key_len);
+			if (hapd->wps->network_key == NULL)
+				return -1;
+		}
+		hapd->wps->network_key_len = cred->key_len;
+		os_memcpy(hapd->wps->network_key, cred->key, cred->key_len);
+	}
+	hapd->wps->wps_state = WPS_STATE_CONFIGURED;
+
 	len = os_strlen(hapd->iface->config_fname) + 5;
 	tmp_fname = os_malloc(len);
 	if (tmp_fname == NULL)