[cgutman] 53379: [PNPMGR] - Print an debug message if IRP_MN_FILTER_RESOURCE_REQUIREMENTS fails - Don't let a broken driver remove our resource requirements list

Author: cgutman
Date: Mon Aug 22 17:01:33 2011
New Revision: 53379

URL: http://svn.reactos.org/svn/reactos?rev=53379&view=rev
Log:
[PNPMGR]
- Print an debug message if IRP_MN_FILTER_RESOURCE_REQUIREMENTS fails
- Don't let a broken driver remove our resource requirements list

Modified:
    trunk/reactos/ntoskrnl/io/pnpmgr/pnpres.c

Modified: trunk/reactos/ntoskrnl/io/pnpmgr/pnpres.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/io/pnpmgr/pnpres.…
==============================================================================
--- trunk/reactos/ntoskrnl/io/pnpmgr/pnpres.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/io/pnpmgr/pnpres.c [iso-8859-1] Mon Aug 22 17:01:33 2011
@@ -547,10 +547,10 @@
       &Stack);
    if (!NT_SUCCESS(Status) && Status != STATUS_NOT_SUPPORTED)
    {
-      DPRINT("IopInitiatePnpIrp(IRP_MN_FILTER_RESOURCE_REQUIREMENTS)
failed\n");
+      DPRINT1("IopInitiatePnpIrp(IRP_MN_FILTER_RESOURCE_REQUIREMENTS)
failed\n");
       return Status;
    }
-   else if (NT_SUCCESS(Status))
+   else if (NT_SUCCESS(Status) && IoStatusBlock.Information)
    {
       DeviceNode->ResourceRequirements =
(PIO_RESOURCE_REQUIREMENTS_LIST)IoStatusBlock.Information;
    }