| Message ID | 1374773376-29853-1-git-send-email-anand.jain@oracle.com (mailing list archive) |
|---|---|
| State | Accepted, archived |
| Headers | show |
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index dfe6864..de5884f 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -2982,9 +2982,11 @@ struct buffer_head *btrfs_read_dev_super(struct block_device *bdev) */ for (i = 0; i < 1; i++) { bytenr = btrfs_sb_offset(i); - if (bytenr + 4096 >= i_size_read(bdev->bd_inode)) + if (bytenr + BTRFS_SUPER_INFO_SIZE >= + i_size_read(bdev->bd_inode)) break; - bh = __bread(bdev, bytenr / 4096, 4096); + bh = __bread(bdev, bytenr / 4096, + BTRFS_SUPER_INFO_SIZE); if (!bh) continue;
Signed-off-by: Anand Jain <anand.jain@oracle.com> --- fs/btrfs/disk-io.c | 6 ++++-- 1 files changed, 4 insertions(+), 2 deletions(-)