From 405cc095ab3a2df976a298421974a2af83843baf Mon Sep 17 00:00:00 2001
From: Graham Pentheny <graham.pentheny@gmail.com>
Date: Mon, 2 Jan 2023 17:20:10 -0500
Subject: [PATCH] Add missing null check in rcFreePolyMeshDetail

---
 Recast/Source/Recast.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Recast/Source/Recast.cpp b/Recast/Source/Recast.cpp
index a25f579..073e595 100644
--- a/Recast/Source/Recast.cpp
+++ b/Recast/Source/Recast.cpp
@@ -264,6 +264,10 @@ rcPolyMeshDetail* rcAllocPolyMeshDetail()
 
 void rcFreePolyMeshDetail(rcPolyMeshDetail* detailMesh)
 {
+	if (detailMesh == NULL)
+	{
+		return;
+	}
 	rcFree(detailMesh->meshes);
 	rcFree(detailMesh->verts);
 	rcFree(detailMesh->tris);