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WPS: Do not allow Label and Display config methods to be enabled 

It is unclear which PIN is used if both Label and Display config
methods are advertised. Avoid this by not allowing such configuration.
This commit is contained in:
Jouni Malinen 2010-07-17 20:30:49 -07:00 committed by Jouni Malinen
parent 4436274bef
commit 979b988ed6
1 changed files with 7 additions and 0 deletions
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7
wpa_supplicant/wps_supplicant.c
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@ -861,6 +861,13 @@ int wpas_wps_init(struct wpa_supplicant *wpa_s)
wps->dev.serial_number = wpa_s->conf->serial_number;
wps->config_methods =
wps_config_methods_str2bin(wpa_s->conf->config_methods);
if ((wps->config_methods & (WPS_CONFIG_DISPLAY | WPS_CONFIG_LABEL)) ==
(WPS_CONFIG_DISPLAY | WPS_CONFIG_LABEL)) {
wpa_printf(MSG_ERROR, "WPS: Both Label and Display config "
"methods are not allowed at the same time");
os_free(wps);
return -1;
}
if (wpa_s->conf->device_type &&
wps_dev_type_str2bin(wpa_s->conf->device_type,
wps->dev.pri_dev_type) < 0) {