WifiManager: fix crash if no wifi device found (#23701)

old-commit-hash: 4e0c08c0a6
3 years ago · d76c70cb2f
parent e2b296f0ae
commit d76c70cb2f
1 changed files with 3 additions and 1 deletions
--- a/selfdrive/ui/qt/offroad/wifiManager.cc
+++ b/selfdrive/ui/qt/offroad/wifiManager.cc
@ -226,7 +226,9 @@ uint WifiManager::getAdapterType(const QDBusObjectPath &path) {
 }
 void WifiManager::requestScan() {
-  asyncCall(adapter, NM_DBUS_INTERFACE_DEVICE_WIRELESS, "RequestScan", QVariantMap());
+  if (!adapter.isEmpty()) {
    asyncCall(adapter, NM_DBUS_INTERFACE_DEVICE_WIRELESS, "RequestScan", QVariantMap());
  }
 }
 QByteArray WifiManager::get_property(const QString &network_path , const QString &property) {