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- check if IoCreateDevice succeeded...

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svn path=/trunk/; revision=25252
This commit is contained in:
Johannes Anderwald 2006-12-31 15:28:20 +00:00
parent 39436f3008
commit e415b04c90
1 changed files with 13 additions and 7 deletions
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20
reactos/drivers/base/blue/blue.c
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@ -801,6 +801,7 @@ NTSTATUS STDCALL
DriverEntry (PDRIVER_OBJECT DriverObject, PUNICODE_STRING RegistryPath) DriverEntry (PDRIVER_OBJECT DriverObject, PUNICODE_STRING RegistryPath)
{ {
PDEVICE_OBJECT DeviceObject; PDEVICE_OBJECT DeviceObject;
NTSTATUS Status;
UNICODE_STRING DeviceName = RTL_CONSTANT_STRING(L"\\Device\\BlueScreen"); UNICODE_STRING DeviceName = RTL_CONSTANT_STRING(L"\\Device\\BlueScreen");
UNICODE_STRING SymlinkName = RTL_CONSTANT_STRING(L"\\??\\BlueScreen"); UNICODE_STRING SymlinkName = RTL_CONSTANT_STRING(L"\\??\\BlueScreen");
@ -812,13 +813,18 @@ DriverEntry (PDRIVER_OBJECT DriverObject, PUNICODE_STRING RegistryPath)
DriverObject->MajorFunction[IRP_MJ_WRITE] = ScrWrite; DriverObject->MajorFunction[IRP_MJ_WRITE] = ScrWrite;
DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL ] = ScrIoControl; DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL ] = ScrIoControl;
IoCreateDevice (DriverObject, Status = IoCreateDevice (DriverObject,
sizeof(DEVICE_EXTENSION), sizeof(DEVICE_EXTENSION),
&DeviceName, &DeviceName,
FILE_DEVICE_SCREEN, FILE_DEVICE_SCREEN,
0, 0,
TRUE, TRUE,
&DeviceObject); &DeviceObject);
if (!NT_SUCCESS(Status))
{
return Status;
}
IoCreateSymbolicLink (&SymlinkName, &DeviceName); IoCreateSymbolicLink (&SymlinkName, &DeviceName);