From 6520354a58cfb6d1f2173e2b8f1691d00f55d20d Mon Sep 17 00:00:00 2001
From: Marco Feuerstein <feuer@google.com>
Date: Wed, 6 Nov 2024 10:54:14 +0100
Subject: [PATCH] Fix use of uninitialized value. (#5867)

If the stat command fails, statbuf is uninitialized.
---
 code/Common/DefaultIOSystem.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/code/Common/DefaultIOSystem.cpp b/code/Common/DefaultIOSystem.cpp
index ddb5b3b60..4eedcb0b6 100644
--- a/code/Common/DefaultIOSystem.cpp
+++ b/code/Common/DefaultIOSystem.cpp
@@ -104,7 +104,9 @@ bool DefaultIOSystem::Exists(const char *pFile) const {
     }
 #else
 	struct stat statbuf;
-    stat(pFile, &statbuf);
+    if (stat(pFile, &statbuf) != 0) {
+        return false;
+    }
     // test for a regular file
     if (!S_ISREG(statbuf.st_mode)) {
         return false;