From 76153f25086e63447d7851e97dedbbcb726040df Mon Sep 17 00:00:00 2001
From: Stefan Ginsberg <stefanginsberg@gmail.com>
Date: Sat, 6 Sep 2008 21:02:54 +0000
Subject: [PATCH] - Make sure we get a Subkey in RegDeleteKeyA/W. Fixes
 Winetests causing a system crash, but (for now) hides a bug in CM.

svn path=/trunk/; revision=36005
---
 reactos/dll/win32/advapi32/reg/reg.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/reactos/dll/win32/advapi32/reg/reg.c b/reactos/dll/win32/advapi32/reg/reg.c
index c1feb0f62d1..337ddbe1790 100644
--- a/reactos/dll/win32/advapi32/reg/reg.c
+++ b/reactos/dll/win32/advapi32/reg/reg.c
@@ -1180,6 +1180,13 @@ RegDeleteKeyA (HKEY hKey,
   HANDLE TargetKey;
   NTSTATUS Status;
 
+  /* Make sure we got a subkey */
+  if (!lpSubKey)
+  {
+    /* Fail */
+    return ERROR_INVALID_PARAMETER;
+  }
+
   Status = MapDefaultKey (&ParentKey,
                           hKey);
   if (!NT_SUCCESS(Status))
@@ -1234,6 +1241,13 @@ RegDeleteKeyW (HKEY hKey,
   HANDLE TargetKey;
   NTSTATUS Status;
 
+  /* Make sure we got a subkey */
+  if (!lpSubKey)
+  {
+    /* Fail */
+    return ERROR_INVALID_PARAMETER;
+  }
+
   Status = MapDefaultKey (&ParentKey,
                           hKey);
   if (!NT_SUCCESS(Status))