From 91cc2059f5566ca7d22557df7fe47860d93d0009 Mon Sep 17 00:00:00 2001
From: footpatch <voetpatch@gmail.com>
Date: Sun, 6 Feb 2022 06:17:38 -0500
Subject: [PATCH] Fix file descriptor leak in memtest_test_linux_anonymous_maps
 (#4241)

when we fail opening `/proc`, we need to close the log file fd.
---
 src/debug.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/debug.c b/src/debug.c
index 146460646..305941586 100644
--- a/src/debug.c
+++ b/src/debug.c
@@ -1764,7 +1764,10 @@ int memtest_test_linux_anonymous_maps(void) {
     if (!fd) return 0;
 
     fp = fopen("/proc/self/maps","r");
-    if (!fp) return 0;
+    if (!fp) {
+        closeDirectLogFiledes(fd);
+        return 0;
+    }
     while(fgets(line,sizeof(line),fp) != NULL) {
         char *start, *end, *p = line;