Fix fallback panel handling (#10)

acidanthera · May 17, 2021 · 74d7369 · 74d7369
1 parent d4a9538
commit 74d7369
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/BrightnessKeys/BrightnessKeys.cpp b/BrightnessKeys/BrightnessKeys.cpp
@@ -111,7 +111,7 @@ void BrightnessKeys::getBrightnessPanel() {
         //
         // Some vendors just won't follow the specs and update their code
         //
-        if (strncmp(_panel->getName(), "DD02", strlen("DD02"))) {
+        if (_panel == nullptr || strncmp(_panel->getName(), "DD02", strlen("DD02"))) {
             auto fallbackPanel = info->videoBuiltin->childFromPath("DD02", gIODTPlane);
             if (fallbackPanel != nullptr) {
                 _panelFallback = getAcpiDevice(fallbackPanel);