From 2ebcdc9fded1d3f80976b0772d1652f79ec2a195 Mon Sep 17 00:00:00 2001
From: Eric Wasylishen <ewasylishen@gmail.com>
Date: Sat, 15 Jan 2022 23:01:18 -0700
Subject: [PATCH] qbsp: fix memory leak identified by LeakSanitizer

---
 qbsp/surfaces.cc | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/qbsp/surfaces.cc b/qbsp/surfaces.cc
index 4d431589..9b2f045e 100644
--- a/qbsp/surfaces.cc
+++ b/qbsp/surfaces.cc
@@ -116,6 +116,14 @@ void SubdivideFace(face_t *f, face_t **prevptr)
     }
 }
 
+static void FreeNode(node_t* node)
+{
+    if (node->markfaces) {
+        delete node->markfaces;
+    }
+    delete node;
+}
+
 /*
 =============================================================================
 GatherNodeFaces
@@ -143,7 +151,7 @@ static void GatherNodeFaces_r(node_t *node, std::map<int, face_t *> &planefaces)
         GatherNodeFaces_r(node->children[0], planefaces);
         GatherNodeFaces_r(node->children[1], planefaces);
     }
-    delete node;
+    FreeNode(node);
 }
 
 /*