4279 	struct scsi_tape *tpnt = NULL;  in st_probe()  local
4315 	tpnt = kzalloc(sizeof(struct scsi_tape), GFP_KERNEL);  in st_probe()
4316 	if (tpnt == NULL) {  in st_probe()
4321 	kref_init(&tpnt->kref);  in st_probe()
4322 	tpnt->disk = disk;  in st_probe()
4323 	disk->private_data = &tpnt->driver;  in st_probe()
4329 	tpnt->driver = &st_template;  in st_probe()
4331 	tpnt->device = SDp;  in st_probe()
4333 		tpnt->tape_type = MT_ISSCSI1;  in st_probe()
4335 		tpnt->tape_type = MT_ISSCSI2;  in st_probe()
4337 	tpnt->buffer = buffer;  in st_probe()
4338 	tpnt->buffer->last_SRpnt = NULL;  in st_probe()
4340 	tpnt->inited = 0;  in st_probe()
4341 	tpnt->dirty = 0;  in st_probe()
4342 	tpnt->in_use = 0;  in st_probe()
4343 	tpnt->drv_buffer = 1;	/* Try buffering if no mode sense */  in st_probe()
4344 	tpnt->restr_dma = (SDp->host)->unchecked_isa_dma;  in st_probe()
4345 	tpnt->use_pf = (SDp->scsi_level >= SCSI_2);  in st_probe()
4346 	tpnt->density = 0;  in st_probe()
4347 	tpnt->do_auto_lock = ST_AUTO_LOCK;  in st_probe()
4348 	tpnt->can_bsr = (SDp->scsi_level > 2 ? 1 : ST_IN_FILE_POS); /* BSR mandatory in SCSI3 */  in st_probe()
4349 	tpnt->can_partitions = 0;  in st_probe()
4350 	tpnt->two_fm = ST_TWO_FM;  in st_probe()
4351 	tpnt->fast_mteom = ST_FAST_MTEOM;  in st_probe()
4352 	tpnt->scsi2_logical = ST_SCSI2LOGICAL;  in st_probe()
4353 	tpnt->sili = ST_SILI;  in st_probe()
4354 	tpnt->immediate = ST_NOWAIT;  in st_probe()
4355 	tpnt->immediate_filemark = 0;  in st_probe()
4356 	tpnt->default_drvbuffer = 0xff;		/* No forced buffering */  in st_probe()
4357 	tpnt->partition = 0;  in st_probe()
4358 	tpnt->new_partition = 0;  in st_probe()
4359 	tpnt->nbr_partitions = 0;  in st_probe()
4360 	blk_queue_rq_timeout(tpnt->device->request_queue, ST_TIMEOUT);  in st_probe()
4361 	tpnt->long_timeout = ST_LONG_TIMEOUT;  in st_probe()
4362 	tpnt->try_dio = try_direct_io && !SDp->host->unchecked_isa_dma;  in st_probe()
4365 		STm = &(tpnt->modes[i]);  in st_probe()
4375 		STm->tape = tpnt;  in st_probe()
4379 		STps = &(tpnt->ps[i]);  in st_probe()
4388 	tpnt->current_mode = 0;  in st_probe()
4389 	tpnt->modes[0].defined = 1;  in st_probe()
4391 	tpnt->density_changed = tpnt->compression_changed =  in st_probe()
4392 	    tpnt->blksize_changed = 0;  in st_probe()
4393 	mutex_init(&tpnt->lock);  in st_probe()
4397 	error = idr_alloc(&st_index_idr, tpnt, 0, ST_MAX_TAPES + 1, GFP_NOWAIT);  in st_probe()
4404 	tpnt->index = error;  in st_probe()
4405 	sprintf(disk->disk_name, "st%d", tpnt->index);  in st_probe()
4406 	tpnt->stats = kzalloc(sizeof(struct scsi_tape_stats), GFP_KERNEL);  in st_probe()
4407 	if (tpnt->stats == NULL) {  in st_probe()
4413 	dev_set_drvdata(dev, tpnt);  in st_probe()
4416 	error = create_cdevs(tpnt);  in st_probe()
4422 		    "Attached scsi tape %s\n", tape_name(tpnt));  in st_probe()
4424 		    tape_name(tpnt), tpnt->try_dio ? "yes" : "no",  in st_probe()
4430 	remove_cdevs(tpnt);  in st_probe()
4431 	kfree(tpnt->stats);  in st_probe()
4434 	idr_remove(&st_index_idr, tpnt->index);  in st_probe()
4440 	kfree(tpnt);  in st_probe()
4451 	struct scsi_tape *tpnt = dev_get_drvdata(dev);  in st_remove()  local
4452 	int index = tpnt->index;  in st_remove()
4455 	remove_cdevs(tpnt);  in st_remove()
4458 	kref_put(&tpnt->kref, scsi_tape_release);  in st_remove()
4477 	struct scsi_tape *tpnt = to_scsi_tape(kref);  in scsi_tape_release()  local
4478 	struct gendisk *disk = tpnt->disk;  in scsi_tape_release()
4480 	tpnt->device = NULL;  in scsi_tape_release()
4482 	if (tpnt->buffer) {  in scsi_tape_release()
4483 		normalize_buffer(tpnt->buffer);  in scsi_tape_release()
4484 		kfree(tpnt->buffer->reserved_pages);  in scsi_tape_release()
4485 		kfree(tpnt->buffer);  in scsi_tape_release()
4490 	kfree(tpnt->stats);  in scsi_tape_release()
4491 	kfree(tpnt);  in scsi_tape_release()