_DEVICE_OBJECT *__stdcall PnpFindMountableDevice(_DEVICE_OBJECT *DeviceObject){
KIRQL v2;
v2 = KeAcquireQueuedSpinLock(0xAui64);
while( DeviceObject && ((*((_DWORD *)DeviceObject + 12) & 0x40) == 0 || !*((_QWORD *)DeviceObject + 7)) )
DeviceObject = (_DEVICE_OBJECT *)*((_QWORD *)DeviceObject + 3);
KeReleaseQueuedSpinLock(0xAui64, v2);
return DeviceObject;
}