From f3e032f0f5680f9c664b899140f0cbd31cd95c41 Mon Sep 17 00:00:00 2001
From: "mscott%netscape.com" <mscott%netscape.com>
Date: Wed, 18 Apr 2001 04:08:25 +0000
Subject: [PATCH] Bug #68237 --> fix array bounds read in ::ScanTXT r=benb
 sr=sspitzer

---
 netwerk/streamconv/converters/mozTXTToHTMLConv.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/netwerk/streamconv/converters/mozTXTToHTMLConv.cpp b/netwerk/streamconv/converters/mozTXTToHTMLConv.cpp
index 8e775eec63ef..ba5f0a914002 100644
--- a/netwerk/streamconv/converters/mozTXTToHTMLConv.cpp
+++ b/netwerk/streamconv/converters/mozTXTToHTMLConv.cpp
@@ -978,7 +978,7 @@ mozTXTToHTMLConv::ScanTXT(const PRUnichar * aInString, PRInt32 aInStringLength,
       case ':':
       case '@':
       case '.':
-        if (aInString[i - 1] != ' ' && aInString[i + 1] != ' ') // Performance increase
+        if ( (i == 0 || ((i > 0) && aInString[i - 1] != ' ')) && aInString[i +1] != ' ') // Performance increase
         {
           PRInt32 replaceBefore;
           PRInt32 replaceAfter;