From 6d5fb456815fd12ccb924a18e47c81d012270615 Mon Sep 17 00:00:00 2001
From: Thomas Faber <thomas.faber@reactos.org>
Date: Wed, 22 Feb 2012 12:02:59 +0000
Subject: [PATCH] [RTL] - Fix use of uninitialized variables in failure case of
 RtlSetCurrentDirectory_U. CID 15339, 15340 - Handles should be NULL, not 0

svn path=/trunk/; revision=55805
---
 reactos/lib/rtl/path.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/reactos/lib/rtl/path.c b/reactos/lib/rtl/path.c
index 78b79a10aea..b9643b37ab6 100644
--- a/reactos/lib/rtl/path.c
+++ b/reactos/lib/rtl/path.c
@@ -1009,10 +1009,13 @@ RtlSetCurrentDirectory_U(IN PUNICODE_STRING Path)
     OBJECT_ATTRIBUTES ObjectAttributes;
     FILE_FS_DEVICE_INFORMATION FileFsDeviceInfo;
     ULONG SavedLength, CharLength, FullPathLength;
-    HANDLE OldHandle = 0, CurDirHandle, OldCurDirHandle = 0;
+    HANDLE OldHandle = NULL, CurDirHandle = NULL, OldCurDirHandle = NULL;
 
     DPRINT("RtlSetCurrentDirectory_U %wZ\n", Path);
 
+    /* Initialize for failure case */
+    RtlInitEmptyUnicodeString(&NtName, NULL, 0);
+
     /* Can't set current directory on DOS device */
     if (RtlIsDosDeviceName_Ustr(Path))
     {
@@ -1075,7 +1078,7 @@ RtlSetCurrentDirectory_U(IN PUNICODE_STRING Path)
     {
         /* Get back normal handle */
         CurDirHandle = (HANDLE)((ULONG_PTR)(CurDir->Handle) & ~RTL_CURDIR_ALL_FLAGS);
-        CurDir->Handle = 0;
+        CurDir->Handle = NULL;
 
         /* Get device information */
         Status = NtQueryVolumeInformationFile(CurDirHandle,
@@ -1157,7 +1160,7 @@ RtlSetCurrentDirectory_U(IN PUNICODE_STRING Path)
     /* Save new data */
     CurDir->Handle = CurDirHandle;
     RtlpCurDirRef->Handle = CurDirHandle;
-    CurDirHandle = 0;
+    CurDirHandle = NULL;
 
     /* Copy full path */
     RtlCopyMemory(CurDir->DosPath.Buffer, FullPath.Buffer, FullPath.Length + sizeof(WCHAR));