From e19e0c21aeeaf2aca6b044dd57070880ee76b9f5 Mon Sep 17 00:00:00 2001
From: Matthias Klose <doko@ubuntu.com>
Date: Tue, 3 Apr 2007 04:35:59 +0000
Subject: [PATCH] - Fix an off-by-one bug in locale.strxfrm().

  patch taken from http://bugs.debian.org/416934.
---
 Misc/NEWS               | 3 +++
 Modules/_localemodule.c | 2 +-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/Misc/NEWS b/Misc/NEWS
index 9da3d3bc2ff..8ef7acb639f 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -681,6 +681,9 @@ Extension Modules
 - Bug #1633621: if curses.resizeterm() or curses.resize_term() is called,
   update _curses.LINES, _curses.COLS, curses.LINES and curses.COLS.
 
+- Fix an off-by-one bug in locale.strxfrm().
+
+
 Tests
 -----
 
diff --git a/Modules/_localemodule.c b/Modules/_localemodule.c
index abfca4eb163..02e9e53b274 100644
--- a/Modules/_localemodule.c
+++ b/Modules/_localemodule.c
@@ -360,7 +360,7 @@ PyLocale_strxfrm(PyObject* self, PyObject* args)
     buf = PyMem_Malloc(n1);
     if (!buf)
         return PyErr_NoMemory();
-    n2 = strxfrm(buf, s, n1);
+    n2 = strxfrm(buf, s, n1) + 1;
     if (n2 > n1) {
         /* more space needed */
         buf = PyMem_Realloc(buf, n2);