R��mi Bernon (@rbernon) commented about dlls/hidclass.sys/pnp.c:
irp->IoStatus.Information = (ULONG_PTR)id; status = STATUS_SUCCESS; break;
case BusQueryContainerID:
if (ext->container_id[0]) {
lstrcpyW(id, ext->container_id);
irp->IoStatus.Information = (ULONG_PTR)id;
status = STATUS_SUCCESS;
} else {
Same here.