From f4980c455cb9adc431de3d0e6b3f3fc919f93d13 Mon Sep 17 00:00:00 2001
From: Kim Kulling <kimkulling@users.noreply.github.com>
Date: Thu, 18 Dec 2025 11:26:13 +0100
Subject: [PATCH] Test against possible nullptr dereferencing (#6430)

Co-authored-by: Kim Kulling <kim.kulling@draeger.com>
---
 code/AssetLib/MDL/MDLLoader.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/code/AssetLib/MDL/MDLLoader.cpp b/code/AssetLib/MDL/MDLLoader.cpp
index 7669efd38..e45b6c529 100644
--- a/code/AssetLib/MDL/MDLLoader.cpp
+++ b/code/AssetLib/MDL/MDLLoader.cpp
@@ -1838,6 +1838,10 @@ void MDLImporter::GenerateOutputMeshes_3DGS_MDL7(
     const unsigned int iNumOutBones = pcHeader->bones_num;
 
     for (std::vector<aiMaterial *>::size_type i = 0; i < shared.pcMats.size(); ++i) {
+        if (splitGroupData.aiSplit == nullptr) {
+            continue;
+        }
+
         if (!splitGroupData.aiSplit[i]->empty()) {
 
             // allocate the output mesh