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-rw-r--r--drivers/s390/char/tape_block.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/drivers/s390/char/tape_block.c b/drivers/s390/char/tape_block.c
index 5ced2725d6c7..5c65cf3e5cc0 100644
--- a/drivers/s390/char/tape_block.c
+++ b/drivers/s390/char/tape_block.c
@@ -198,9 +198,7 @@ tapeblock_request_fn(request_queue_t *queue)
198 198
199 device = (struct tape_device *) queue->queuedata; 199 device = (struct tape_device *) queue->queuedata;
200 DBF_LH(6, "tapeblock_request_fn(device=%p)\n", device); 200 DBF_LH(6, "tapeblock_request_fn(device=%p)\n", device);
201 if (device == NULL) 201 BUG_ON(device == NULL);
202 BUG();
203
204 tapeblock_trigger_requeue(device); 202 tapeblock_trigger_requeue(device);
205} 203}
206 204
@@ -307,8 +305,7 @@ tapeblock_revalidate_disk(struct gendisk *disk)
307 int rc; 305 int rc;
308 306
309 device = (struct tape_device *) disk->private_data; 307 device = (struct tape_device *) disk->private_data;
310 if (!device) 308 BUG_ON(!device);
311 BUG();
312 309
313 if (!device->blk_data.medium_changed) 310 if (!device->blk_data.medium_changed)
314 return 0; 311 return 0;
@@ -440,11 +437,9 @@ tapeblock_ioctl(
440 437
441 rc = 0; 438 rc = 0;
442 disk = inode->i_bdev->bd_disk; 439 disk = inode->i_bdev->bd_disk;
443 if (!disk) 440 BUG_ON(!disk);
444 BUG();
445 device = disk->private_data; 441 device = disk->private_data;
446 if (!device) 442 BUG_ON(!device);
447 BUG();
448 minor = iminor(inode); 443 minor = iminor(inode);
449 444
450 DBF_LH(6, "tapeblock_ioctl(0x%0x)\n", command); 445 DBF_LH(6, "tapeblock_ioctl(0x%0x)\n", command);