[gnurl] 103/264: memdebug: don't log free(NULL)

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nikita pushed a commit to branch master
in repository gnurl.

commit 14dd0c020072c161827a75e3a4a236f134a8960c
Author: Daniel Stenberg <address@hidden>
AuthorDate: Mon Mar 30 23:51:45 2020 +0200

    memdebug: don't log free(NULL)
    
    ... it serves no purpose and fills up the log.
---
 lib/memdebug.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/memdebug.c b/lib/memdebug.c
index ede60094b..1c6b15149 100644
--- a/lib/memdebug.c
+++ b/lib/memdebug.c
@@ -5,7 +5,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2019, Daniel Stenberg, <address@hidden>, et al.
+ * Copyright (C) 1998 - 2020, Daniel Stenberg, <address@hidden>, 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);
 }
 

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