From 970a537191d4b6534bd6922b0972a4c16a4d41a7 Mon Sep 17 00:00:00 2001
From: =?utf8?q?J=C3=A9r=C3=B4me=20Gardou?= <jerome.gardou@reactos.org>
Date: Thu, 10 Jul 2014 09:43:30 +0000
Subject: [PATCH] [NTOS/CM]  - Fix overzealous check

svn path=/trunk/; revision=63707
---
 reactos/ntoskrnl/config/ntapi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/reactos/ntoskrnl/config/ntapi.c b/reactos/ntoskrnl/config/ntapi.c
index bc89d22c4d7..d70eec131e4 100644
--- a/reactos/ntoskrnl/config/ntapi.c
+++ b/reactos/ntoskrnl/config/ntapi.c
@@ -625,8 +625,8 @@ NtSetValueKey(IN HANDLE KeyHandle,
 
     PreviousMode = ExGetPreviousMode();
 
-    if (Data && !DataSize)
-        return STATUS_INVALID_PARAMETER;
+    if (!DataSize)
+        Data = NULL;
 
     /* Probe and copy the data */
     if ((PreviousMode != KernelMode) && Data)
-- 
2.17.1