- Filter dispatch is optional, handle it when creating new filters

svn path=/trunk/; revision=42622
This commit is contained in:
Johannes Anderwald 2009-08-11 15:22:06 +00:00
parent 15900e1f91
commit 555a242381

View file

@ -443,6 +443,13 @@ IKsFilter_DispatchClose(
/* free object header */
KsFreeObjectHeader(This->ObjectHeader);
}
else
{
/* complete and forget */
Irp->IoStatus.Status = Status;
/* complete irp */
IoCompleteRequest(Irp, IO_NO_INCREMENT);
}
/* done */
return Status;
@ -1085,6 +1092,12 @@ KspCreateFilter(
return Status;
}
/* does the filter have a filter dispatch */
if (Factory->FilterDescriptor->Dispatch)
{
/* does it have a create routine */
if (Factory->FilterDescriptor->Dispatch->Create)
{
/* now let driver initialize the filter instance */
Status = Factory->FilterDescriptor->Dispatch->Create(&This->Filter, Irp);
@ -1101,6 +1114,8 @@ KspCreateFilter(
FreeItem(CreateItem);
return Status;
}
}
}
/* now allocate the object header */
Status = KsAllocateObjectHeader((PVOID*)&This->ObjectHeader, 2, CreateItem, Irp, &DispatchTable);