diff options
Diffstat (limited to 'drivers/block/rd.c')
| -rw-r--r-- | drivers/block/rd.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/drivers/block/rd.c b/drivers/block/rd.c index 701ea77f62e..80e1585b741 100644 --- a/drivers/block/rd.c +++ b/drivers/block/rd.c @@ -411,6 +411,9 @@ static void __exit rd_cleanup(void) blk_cleanup_queue(rd_queue[i]); } unregister_blkdev(RAMDISK_MAJOR, "ramdisk"); + + bdi_destroy(&rd_file_backing_dev_info); + bdi_destroy(&rd_backing_dev_info); } /* @@ -419,7 +422,19 @@ static void __exit rd_cleanup(void) static int __init rd_init(void) { int i; - int err = -ENOMEM; + int err; + + err = bdi_init(&rd_backing_dev_info); + if (err) + goto out2; + + err = bdi_init(&rd_file_backing_dev_info); + if (err) { + bdi_destroy(&rd_backing_dev_info); + goto out2; + } + + err = -ENOMEM; if (rd_blocksize > PAGE_SIZE || rd_blocksize < 512 || (rd_blocksize & (rd_blocksize-1))) { @@ -473,6 +488,9 @@ out: put_disk(rd_disks[i]); blk_cleanup_queue(rd_queue[i]); } + bdi_destroy(&rd_backing_dev_info); + bdi_destroy(&rd_file_backing_dev_info); +out2: return err; } |