From fa9f41637c1c6cee16ffece9394d1e20f7fa08cb Mon Sep 17 00:00:00 2001
From: "bryner%brianryner.com"
 <bryner%brianryner.com@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Mon, 27 Feb 2006 19:44:48 +0000
Subject: [PATCH] Don't allocate a buffer when assigning a zero-length string,
 just call Truncate() instead (bug 328755).  r=darin.

git-svn-id: svn://10.0.0.236/trunk@191323 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/xpcom/string/src/nsTSubstring.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mozilla/xpcom/string/src/nsTSubstring.cpp b/mozilla/xpcom/string/src/nsTSubstring.cpp
index 2f3cbe06cf7..20046c57f45 100644
--- a/mozilla/xpcom/string/src/nsTSubstring.cpp
+++ b/mozilla/xpcom/string/src/nsTSubstring.cpp
@@ -299,7 +299,7 @@ void
 nsTSubstring_CharT::Assign( const char_type* data, size_type length )
   {
       // unfortunately, some callers pass null :-(
-    if (!data)
+    if (!data || length == 0)
       {
         Truncate();
         return;