From 7f9e05d73f2ca1ecde1b7ba406d139a19d007998 Mon Sep 17 00:00:00 2001
From: Werner Koch <wk@gnupg.org>
Date: Thu, 7 Sep 2023 17:21:05 +0200
Subject: common: Never remove /dev/null.

* common/sysutils.c (gnupg_remove): Detect /dev/null.
--

GnuPG-bug-id: 6556
---
 common/sysutils.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/common/sysutils.c b/common/sysutils.c
index c88c02d36..90627b7c8 100644
--- a/common/sysutils.c
+++ b/common/sysutils.c
@@ -810,7 +810,12 @@ gnupg_remove (const char *fname)
     return -1;
   return 0;
 #else
-  return remove (fname);
+  /* It is common to use /dev/null for testing.  We better don't
+   * remove that file.  */
+  if (fname && !strcmp (fname, "/dev/null"))
+    return 0;
+  else
+    return remove (fname);
 #endif
 }
 
-- 
cgit v1.2.3