From: Daniel Stenberg <daniel@haxx.se>
Date: Mon, 30 Mar 2020 21:51:45 +0000 (+0200)
Subject: memdebug: don't log free(NULL)
X-Git-Tag: curl-7_70_0~159
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=14dd0c020072c161827a75e3a4a236f134a8960c;p=thirdparty%2Fcurl.git

memdebug: don't log free(NULL)

... it serves no purpose and fills up the log.
---

diff --git a/lib/memdebug.c b/lib/memdebug.c
index ede60094bb..1c6b151493 100644
--- a/lib/memdebug.c
+++ b/lib/memdebug.c
@@ -5,7 +5,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
  *
  * This software is licensed as described in the file COPYING, which
  * you should have received as part of this distribution. The terms
@@ -328,7 +328,7 @@ void curl_dbg_free(void *ptr, int line, const char *source)
     (Curl_cfree)(mem);
   }
 
-  if(source)
+  if(source && ptr)
     curl_dbg_log("MEM %s:%d free(%p)\n", source, line, (void *)ptr);
 }