From 377ffd25163d3f262facce6cca4df46afb1c887d Mon Sep 17 00:00:00 2001
From: Thomas Bluemel <thomas@reactsoft.com>
Date: Tue, 19 Apr 2005 21:47:05 +0000
Subject: [PATCH] convert the device object to a temporary device before
 deleting it

svn path=/trunk/; revision=14706
---
 reactos/ntoskrnl/io/device.c | 9 +++++++++
 reactos/ntoskrnl/ob/ntobj.c  | 6 ++++++
 2 files changed, 15 insertions(+)

diff --git a/reactos/ntoskrnl/io/device.c b/reactos/ntoskrnl/io/device.c
index 7e42117f22e..6867df95ddb 100644
--- a/reactos/ntoskrnl/io/device.c
+++ b/reactos/ntoskrnl/io/device.c
@@ -557,6 +557,15 @@ IoDeleteDevice(PDEVICE_OBJECT DeviceObject)
    
    /* I guess this should be removed later... but it shouldn't cause problems */
    DeviceObject->DeviceObjectExtension->ExtensionFlags |= DOE_DELETE_PENDING;
+   
+   /* Make the object temporary. This should automatically remove the device
+      from the namespace */
+   ObMakeTemporaryObject(DeviceObject);
+   
+   /* Dereference the driver object */
+   ObDereferenceObject(DeviceObject->DriverObject);
+   
+   /* Remove the keep-alive reference */
    ObDereferenceObject(DeviceObject);
 }
 
diff --git a/reactos/ntoskrnl/ob/ntobj.c b/reactos/ntoskrnl/ob/ntobj.c
index 048936ad52c..b6553f15f6b 100644
--- a/reactos/ntoskrnl/ob/ntobj.c
+++ b/reactos/ntoskrnl/ob/ntobj.c
@@ -224,6 +224,12 @@ ObpSetPermanentObject (IN PVOID ObjectBody, IN BOOLEAN Permanent)
 
   ObjectHeader = BODY_TO_HEADER(ObjectBody);
   ObjectHeader->Permanent = Permanent;
+  
+  if (ObjectHeader->HandleCount == 0 && !Permanent && ObjectHeader->Parent != NULL)
+  {
+    /* Remove the object from the namespace */
+    ObpRemoveEntryDirectory(ObjectHeader);
+  }
 }
 
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