From 582c28ea53fc709e6c77f2a229575d81aa0fbe65 Mon Sep 17 00:00:00 2001
From: Sebastian Hildebrandt <hildebrandt@plus-innovations.com>
Date: Thu, 21 Oct 2021 14:36:27 +0200
Subject: [PATCH] graphics() fix controller subDeviceId issue (win)

---
 lib/graphics.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/graphics.js b/lib/graphics.js
index d002516..e5c4448 100644
--- a/lib/graphics.js
+++ b/lib/graphics.js
@@ -788,7 +788,7 @@ function graphics(callback) {
             result.controllers = result.controllers.map((controller) => { // match by subDeviceId
               if (controller.vendor.toLowerCase() === 'nvidia') {
                 return mergeControllerNvidia(controller, nvidiaData.find(device => {
-                  let windowsSubDeviceId = controller.subDeviceId.toLowerCase();
+                  let windowsSubDeviceId = (controller.subDeviceId || '').toLowerCase();
                   const nvidiaSubDeviceIdParts = device.subDeviceId.split('x');
                   let nvidiaSubDeviceId = nvidiaSubDeviceIdParts.length > 1 ? nvidiaSubDeviceIdParts[1].toLowerCase() : nvidiaSubDeviceIdParts[0].toLowerCase();
                   const lengthDifference = Math.abs(windowsSubDeviceId.length - nvidiaSubDeviceId.length);
@@ -917,7 +917,7 @@ function graphics(callback) {
           let subDeviceId = null;
           let memorySize = null;
           if (pnpDeviceId) {
-            subDeviceId = pnpDeviceId[3];
+            subDeviceId = pnpDeviceId[3] || '';
             if (subDeviceId) {
               subDeviceId = subDeviceId.split('_')[1];
             }