[ros-diffs] [cgutman] 53351: [PO] - Don't mess with the device interface string - Fixes receiving power button events - The "ACPI Shutdown" option in the VirtualBox menu works now

[cgutman]

Author: cgutman
Date: Sun Aug 21 02:46:00 2011
New Revision: 53351

URL: http://svn.reactos.org/svn/reactos?rev=53351&view=rev
Log:
[PO]
- Don't mess with the device interface string
- Fixes receiving power button events
- The "ACPI Shutdown" option in the VirtualBox menu works now

Modified:
    trunk/reactos/ntoskrnl/po/events.c

Modified: trunk/reactos/ntoskrnl/po/events.c
URL: 
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/po/events.c?rev=53351&r1=53350&r2=53351&view=diff
==============================================================================
--- trunk/reactos/ntoskrnl/po/events.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/po/events.c [iso-8859-1] Sun Aug 21 02:46:00 2011
@@ -166,8 +166,6 @@
        BOOLEAN Arrival;
        ULONG Caps;
        NTSTATUS Status;
-       UNICODE_STRING DeviceName;
-       UNICODE_STRING DeviceNamePrefix = RTL_CONSTANT_STRING(L"\\??\\");
 
        DPRINT("PopAddRemoveSysCapsCallback(%p %p)\n",
                NotificationStructure, Context);
@@ -188,20 +186,10 @@
        {
                DPRINT("Arrival of %wZ\n", Notification->SymbolicLinkName);
 
-               DeviceName.Length = 0;
-               DeviceName.MaximumLength = 
Notification->SymbolicLinkName->MaximumLength + DeviceNamePrefix.MaximumLength;
-               DeviceName.Buffer = ExAllocatePool(PagedPool, 
DeviceName.MaximumLength);
-               if (!DeviceName.Buffer) return STATUS_INSUFFICIENT_RESOURCES;
-
-               RtlCopyUnicodeString(&DeviceName, &DeviceNamePrefix);
-               RtlAppendUnicodeStringToString(&DeviceName, 
Notification->SymbolicLinkName);
-
-               DPRINT("Opening handle to %wZ\n", &DeviceName);
-
                /* Open the device */
                InitializeObjectAttributes(
                        &ObjectAttributes,
-                       &DeviceName,
+                       Notification->SymbolicLinkName,
                        OBJ_KERNEL_HANDLE,
                        NULL,
                        NULL);
@@ -214,7 +202,7 @@
                        0);
                if (!NT_SUCCESS(Status))
                {
-                       DPRINT("ZwOpenFile() failed with status 0x%08lx\n", 
Status);
+                       DPRINT1("ZwOpenFile() failed with status 0x%08lx\n", 
Status);
                        return Status;
                }
                Status = ObReferenceObjectByHandle(
@@ -226,7 +214,7 @@
                        NULL);
                if (!NT_SUCCESS(Status))
                {
-                       DPRINT("ObReferenceObjectByHandle() failed with status 
0x%08lx\n", Status);
+                       DPRINT1("ObReferenceObjectByHandle() failed with status 
0x%08lx\n", Status);
                        ZwClose(FileHandle);
                        return Status;
                }
@@ -247,7 +235,7 @@
                        &IoStatusBlock);
                if (!Irp)
                {
-                       DPRINT("IoBuildDeviceIoControlRequest() failed\n");
+                       DPRINT1("IoBuildDeviceIoControlRequest() failed\n");
                        ZwClose(FileHandle);
                        return STATUS_INSUFFICIENT_RESOURCES;
                }
@@ -260,7 +248,7 @@
                }
                if (!NT_SUCCESS(Status))
                {
-                       DPRINT("Sending IOCTL_GET_SYS_BUTTON_CAPS failed with 
status 0x%08x\n", Status);
+                       DPRINT1("Sending IOCTL_GET_SYS_BUTTON_CAPS failed with 
status 0x%08x\n", Status);
                        ZwClose(FileHandle);
                        return STATUS_INSUFFICIENT_RESOURCES;
                }
@@ -277,7 +265,7 @@
                SysButtonContext = ExAllocatePool(NonPagedPool, 
sizeof(SYS_BUTTON_CONTEXT));
                if (!SysButtonContext)
                {
-                       DPRINT("ExAllocatePool() failed\n");
+                       DPRINT1("ExAllocatePool() failed\n");
                        ZwClose(FileHandle);
                        return STATUS_INSUFFICIENT_RESOURCES;
                }
@@ -287,7 +275,7 @@
                SysButtonContext->DeviceObject = DeviceObject;
                if (!SysButtonContext->WorkItem)
                {
-                       DPRINT("IoAllocateWorkItem() failed\n");
+                       DPRINT1("IoAllocateWorkItem() failed\n");
                        ZwClose(FileHandle);
                        ExFreePool(SysButtonContext);
                        return STATUS_INSUFFICIENT_RESOURCES;