struct Scsi_Host *shost = dev_to_shost(parent);  if (shost->hostt->target_destroy) shost->hostt->target_destroy(starget);
static void scsi_target_dev_release(struct device *dev){	struct device *parent = dev->parent;	struct scsi_target *starget = to_scsi_target(dev);	kfree(starget);	put_device(parent);}