diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/md/dm-thin-metadata.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/md/dm-thin-metadata.c b/drivers/md/dm-thin-metadata.c index a680c761341f..737d38865b69 100644 --- a/drivers/md/dm-thin-metadata.c +++ b/drivers/md/dm-thin-metadata.c @@ -713,6 +713,9 @@ struct dm_pool_metadata *dm_pool_metadata_open(struct block_device *bdev, if (r) goto bad; + if (bdev_size > THIN_METADATA_MAX_SECTORS) + bdev_size = THIN_METADATA_MAX_SECTORS; + disk_super = dm_block_data(sblock); disk_super->magic = cpu_to_le64(THIN_SUPERBLOCK_MAGIC); disk_super->version = cpu_to_le32(THIN_VERSION); |