From: Jay Satiro <raysatiro@yahoo.com>
Date: Mon, 9 Mar 2015 23:01:08 +0000 (-0400)
Subject: memanalyze.pl: handle free(NULL)
X-Git-Tag: curl-7_42_0~170
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=f39b1c080129c01c8204d3a5a40aad038c7a57f3;p=thirdparty%2Fcurl.git

memanalyze.pl: handle free(NULL)
---

diff --git a/tests/memanalyze.pl b/tests/memanalyze.pl
index 54117f8ea1..701cf161cb 100755
--- a/tests/memanalyze.pl
+++ b/tests/memanalyze.pl
@@ -108,9 +108,12 @@ while(<FILE>) {
         $linenum = $2;
         $function = $3;
 
-        if($function =~ /free\(0x([0-9a-f]*)/) {
-            $addr = $1;
-            if(!exists $sizeataddr{$addr}) {
+        if($function =~ /free\((\(nil\)|0x([0-9a-f]*))/) {
+            $addr = $2;
+            if($1 eq "(nil)") {
+                ; # do nothing when free(NULL)
+            }
+            elsif(!exists $sizeataddr{$addr}) {
                 print "FREE ERROR: No memory allocated: $line\n";
             }
             elsif(-1 == $sizeataddr{$addr}) {