From aa93517de8b5e2b41644a22ae81ddec4f5d72991 Mon Sep 17 00:00:00 2001
From: Georg Brandl <georg@python.org>
Date: Thu, 29 Sep 2005 20:49:16 +0000
Subject: patch [ 1300515 ] xdrlib.py: pack_fstring() did not use null bytes
 for padding

---
 Lib/xdrlib.py | 2 +-
 Misc/NEWS     | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/Lib/xdrlib.py b/Lib/xdrlib.py
index d9d2120..47cc22b 100644
--- a/Lib/xdrlib.py
+++ b/Lib/xdrlib.py
@@ -79,8 +79,8 @@ class Packer:
     def pack_fstring(self, n, s):
         if n < 0:
             raise ValueError, 'fstring size must be nonnegative'
-        n = ((n+3)/4)*4
         data = s[:n]
+        n = ((n+3)/4)*4
         data = data + (n - len(data)) * '\0'
         self.__buf.write(data)
 
diff --git a/Misc/NEWS b/Misc/NEWS
index ec70b95..3c06f4e 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -242,6 +242,9 @@ Extension Modules
 Library
 -------
 
+- Patch #1300515: xdrlib.py: Fix pack_fstring() to really use null bytes
+  for padding.
+
 - Bug #1296004: httplib.py: Limit maximal amount of data read from the
   socket to avoid a MemoryError on Windows.
 
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