From 12706f20825f78afa8305c1cbeb47900a790c21a Mon Sep 17 00:00:00 2001
From: Brian Curtin <brian@python.org>
Date: Thu, 27 Dec 2012 10:12:45 -0600
Subject: Fix #14420. Use PyLong_AsUnsignedLong to support the full range of
 DWORD.

This fixes an OverflowError seen in winreg.SetValueEx when passed
winreg.REG_DWORD values that should be supported by the underlying API.
---
 PC/winreg.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'PC/winreg.c')

diff --git a/PC/winreg.c b/PC/winreg.c
index 454ea53e37..523ad17ce3 100644
--- a/PC/winreg.c
+++ b/PC/winreg.c
@@ -785,7 +785,7 @@ Py2Reg(PyObject *value, DWORD typ, BYTE **retDataBuf, DWORD *retDataSize)
                 memcpy(*retDataBuf, &zero, sizeof(DWORD));
             }
             else {
-                DWORD d = PyLong_AsLong(value);
+                DWORD d = PyLong_AsUnsignedLong(value);
                 memcpy(*retDataBuf, &d, sizeof(DWORD));
             }
             break;
-- 
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