From 7e68975e35c5a8f5f64f6b2ce70fa4fed59f3439 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Herv=C3=A9=20Poussineau?= <hpoussin@reactos.org>
Date: Tue, 17 May 2005 17:39:50 +0000
Subject: [PATCH] Don't empty the DriverObject extension if it is already
 initialized and filled

svn path=/trunk/; revision=15379
---
 reactos/ntoskrnl/io/driver.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/reactos/ntoskrnl/io/driver.c b/reactos/ntoskrnl/io/driver.c
index 700414946a5..c8d05a43fc3 100644
--- a/reactos/ntoskrnl/io/driver.c
+++ b/reactos/ntoskrnl/io/driver.c
@@ -217,7 +217,15 @@ IopCreateDriverObject(
    {
       return Status;
    }
-   
+
+   if (Status == STATUS_OBJECT_EXISTS)
+   {
+      /* The driver object already exists, so it is already
+       * initialized. Don't initialize it once more. */
+      *DriverObject = Object;
+      return STATUS_SUCCESS;
+   }
+
      /* Create driver extension */
    Object->DriverExtension = (PDRIVER_EXTENSION)
       ExAllocatePoolWithTag(