From 78d44e67ef02e81ce7e00b057a82a571646bc9b1 Mon Sep 17 00:00:00 2001
From: Slava Semushin <php-coder@altlinux.ru>
Date: Sat, 29 Aug 2009 16:27:56 +0700
Subject: [PATCH] CheckMemoryLeakInFunction(getcode): don't call Token::Match()
 if varid equals to zero.

---
 src/checkmemoryleak.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/checkmemoryleak.cpp b/src/checkmemoryleak.cpp
index f92e94dee..bf9c67f13 100644
--- a/src/checkmemoryleak.cpp
+++ b/src/checkmemoryleak.cpp
@@ -627,8 +627,9 @@ Token *CheckMemoryLeakInFunction::getcode(const Token *tok, std::list<const Toke
         if (parlevel == 0 && tok->str() == ";")
             addtoken(";");
 
-        if (Token::Match(tok->previous(), "[(;{}] %varid% =", varid) ||
-            Token::Match(tok, "asprintf ( & %varid% ,", varid))
+        if (varid &&
+            (Token::Match(tok->previous(), "[(;{}] %varid% =", varid) ||
+             Token::Match(tok, "asprintf ( & %varid% ,", varid)))
         {
             AllocType alloc;