From 617270bfaad6af3a20463e9e66b55533b4abaca5 Mon Sep 17 00:00:00 2001
From: Malay Shah <malays@users.sourceforge.net>
Date: Wed, 18 Nov 2009 17:40:22 +0000
Subject: [PATCH] Fixing string index issue when checking for control
 characters

---
 src/lib_json/json_writer.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lib_json/json_writer.cpp b/src/lib_json/json_writer.cpp
index e50c2dd..f2f8311 100644
--- a/src/lib_json/json_writer.cpp
+++ b/src/lib_json/json_writer.cpp
@@ -20,7 +20,7 @@ static bool isControlCharacter(char ch)
 
 static bool containsControlCharacter( const char* str )
 {
-   while ( str ) 
+   while ( *str ) 
    {
       if ( isControlCharacter( *(str++) ) )
          return true;