4259 	struct scsi_tape *tpnt = NULL;  in st_probe()  local
4295 	tpnt = kzalloc(sizeof(struct scsi_tape), GFP_KERNEL);  in st_probe()
4296 	if (tpnt == NULL) {  in st_probe()
4301 	kref_init(&tpnt->kref);  in st_probe()
4302 	tpnt->disk = disk;  in st_probe()
4303 	disk->private_data = &tpnt->driver;  in st_probe()
4309 	tpnt->driver = &st_template;  in st_probe()
4311 	tpnt->device = SDp;  in st_probe()
4313 		tpnt->tape_type = MT_ISSCSI1;  in st_probe()
4315 		tpnt->tape_type = MT_ISSCSI2;  in st_probe()
4317 	tpnt->buffer = buffer;  in st_probe()
4318 	tpnt->buffer->last_SRpnt = NULL;  in st_probe()
4320 	tpnt->inited = 0;  in st_probe()
4321 	tpnt->dirty = 0;  in st_probe()
4322 	tpnt->in_use = 0;  in st_probe()
4323 	tpnt->drv_buffer = 1;	/* Try buffering if no mode sense */  in st_probe()
4324 	tpnt->restr_dma = (SDp->host)->unchecked_isa_dma;  in st_probe()
4325 	tpnt->use_pf = (SDp->scsi_level >= SCSI_2);  in st_probe()
4326 	tpnt->density = 0;  in st_probe()
4327 	tpnt->do_auto_lock = ST_AUTO_LOCK;  in st_probe()
4328 	tpnt->can_bsr = (SDp->scsi_level > 2 ? 1 : ST_IN_FILE_POS); /* BSR mandatory in SCSI3 */  in st_probe()
4329 	tpnt->can_partitions = 0;  in st_probe()
4330 	tpnt->two_fm = ST_TWO_FM;  in st_probe()
4331 	tpnt->fast_mteom = ST_FAST_MTEOM;  in st_probe()
4332 	tpnt->scsi2_logical = ST_SCSI2LOGICAL;  in st_probe()
4333 	tpnt->sili = ST_SILI;  in st_probe()
4334 	tpnt->immediate = ST_NOWAIT;  in st_probe()
4335 	tpnt->immediate_filemark = 0;  in st_probe()
4336 	tpnt->default_drvbuffer = 0xff;		/* No forced buffering */  in st_probe()
4337 	tpnt->partition = 0;  in st_probe()
4338 	tpnt->new_partition = 0;  in st_probe()
4339 	tpnt->nbr_partitions = 0;  in st_probe()
4340 	blk_queue_rq_timeout(tpnt->device->request_queue, ST_TIMEOUT);  in st_probe()
4341 	tpnt->long_timeout = ST_LONG_TIMEOUT;  in st_probe()
4342 	tpnt->try_dio = try_direct_io && !SDp->host->unchecked_isa_dma;  in st_probe()
4345 		STm = &(tpnt->modes[i]);  in st_probe()
4355 		STm->tape = tpnt;  in st_probe()
4359 		STps = &(tpnt->ps[i]);  in st_probe()
4368 	tpnt->current_mode = 0;  in st_probe()
4369 	tpnt->modes[0].defined = 1;  in st_probe()
4371 	tpnt->density_changed = tpnt->compression_changed =  in st_probe()
4372 	    tpnt->blksize_changed = 0;  in st_probe()
4373 	mutex_init(&tpnt->lock);  in st_probe()
4377 	error = idr_alloc(&st_index_idr, tpnt, 0, ST_MAX_TAPES + 1, GFP_NOWAIT);  in st_probe()
4384 	tpnt->index = error;  in st_probe()
4385 	sprintf(disk->disk_name, "st%d", tpnt->index);  in st_probe()
4386 	tpnt->stats = kzalloc(sizeof(struct scsi_tape_stats), GFP_KERNEL);  in st_probe()
4387 	if (tpnt->stats == NULL) {  in st_probe()
4393 	dev_set_drvdata(dev, tpnt);  in st_probe()
4396 	error = create_cdevs(tpnt);  in st_probe()
4402 		    "Attached scsi tape %s\n", tape_name(tpnt));  in st_probe()
4404 		    tape_name(tpnt), tpnt->try_dio ? "yes" : "no",  in st_probe()
4410 	remove_cdevs(tpnt);  in st_probe()
4411 	kfree(tpnt->stats);  in st_probe()
4414 	idr_remove(&st_index_idr, tpnt->index);  in st_probe()
4420 	kfree(tpnt);  in st_probe()
4431 	struct scsi_tape *tpnt = dev_get_drvdata(dev);  in st_remove()  local
4432 	int index = tpnt->index;  in st_remove()
4435 	remove_cdevs(tpnt);  in st_remove()
4438 	kref_put(&tpnt->kref, scsi_tape_release);  in st_remove()
4457 	struct scsi_tape *tpnt = to_scsi_tape(kref);  in scsi_tape_release()  local
4458 	struct gendisk *disk = tpnt->disk;  in scsi_tape_release()
4460 	tpnt->device = NULL;  in scsi_tape_release()
4462 	if (tpnt->buffer) {  in scsi_tape_release()
4463 		normalize_buffer(tpnt->buffer);  in scsi_tape_release()
4464 		kfree(tpnt->buffer->reserved_pages);  in scsi_tape_release()
4465 		kfree(tpnt->buffer);  in scsi_tape_release()
4470 	kfree(tpnt->stats);  in scsi_tape_release()
4471 	kfree(tpnt);  in scsi_tape_release()