From b3259fa7d86ceb171bb11f5f2a04c5f231005c8a Mon Sep 17 00:00:00 2001
From: Thomas Bluemel <thomas@reactsoft.com>
Date: Wed, 9 Nov 2005 00:56:41 +0000
Subject: [PATCH] fixed data size calculation in RtlSelfRelativeToAbsoluteSD2

svn path=/trunk/; revision=19079
---
 reactos/lib/rtl/sd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/reactos/lib/rtl/sd.c b/reactos/lib/rtl/sd.c
index a332b98e5b1..d88fdedbf38 100644
--- a/reactos/lib/rtl/sd.c
+++ b/reactos/lib/rtl/sd.c
@@ -815,7 +815,7 @@ RtlSelfRelativeToAbsoluteSD2(PISECURITY_DESCRIPTOR SelfRelativeSecurityDescripto
 
     ASSERT((ULONG_PTR)DataEnd >= (ULONG_PTR)DataStart);
 
-    DataSize = (ULONG)((ULONG_PTR)DataEnd >= (ULONG_PTR)DataStart);
+    DataSize = (ULONG)((ULONG_PTR)DataEnd - (ULONG_PTR)DataStart);
 
     if (*BufferSize < sizeof(SECURITY_DESCRIPTOR) + DataSize)
     {