Fix crash in LLConvexDecompositionVHACD::executeStage accessing nullptr

Signed-off-by: Hecklezz <tj8@live.com.au>

1 files changed, 6 insertions, 0 deletions

diff --git a/indra/llphysicsextensionsos/llconvexdecompositionvhacd.cpp b/indra/llphysicsextensionsos/llconvexdecompositionvhacd.cpp
index 78876f9f36..45a1b8f4ad 100644
--- a/indra/llphysicsextensionsos/llconvexdecompositionvhacd.cpp
+++ b/indra/llphysicsextensionsos/llconvexdecompositionvhacd.cpp
@@ -340,6 +340,12 @@ LLCDResult LLConvexDecompositionVHACD::executeStage(int stage)
         out_mesh.setVertices(ch.m_points);
         out_mesh.setIndices(ch.m_triangles);
 
+        if (!mBoundDecomp)
+        {
+            mVHACD->Clean();
+            return LLCD_NULL_PTR;
+        }
+
         mBoundDecomp->mDecomposedHulls.push_back(std::move(out_mesh));
     }