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| author | Darrick J. Wong <darrick.wong@oracle.com> | 2017-01-24 04:43:00 +0100 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2017-01-24 21:23:33 +0100 |
| commit | 83d230eb5c638949350f4761acdfc0af5cb1bc00 (patch) | |
| tree | de880020e9e8b7a7902e1a8b57711644c25f97b4 /fs | |
| parent | xfs: fix COW writeback race (diff) | |
| download | linux-83d230eb5c638949350f4761acdfc0af5cb1bc00.tar.xz linux-83d230eb5c638949350f4761acdfc0af5cb1bc00.zip | |
xfs: verify dirblocklog correctly
sb_dirblklog is added to sb_blocklog to compute the directory block size
in bytes. Therefore, we must compare the sum of both those values
against XFS_MAX_BLOCKSIZE_LOG, not just dirblklog.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Eric Sandeen <sandeen@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/xfs/libxfs/xfs_sb.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/xfs/libxfs/xfs_sb.c b/fs/xfs/libxfs/xfs_sb.c index 2580262e4ea0..584ec896a533 100644 --- a/fs/xfs/libxfs/xfs_sb.c +++ b/fs/xfs/libxfs/xfs_sb.c @@ -242,7 +242,7 @@ xfs_mount_validate_sb( sbp->sb_blocklog < XFS_MIN_BLOCKSIZE_LOG || sbp->sb_blocklog > XFS_MAX_BLOCKSIZE_LOG || sbp->sb_blocksize != (1 << sbp->sb_blocklog) || - sbp->sb_dirblklog > XFS_MAX_BLOCKSIZE_LOG || + sbp->sb_dirblklog + sbp->sb_blocklog > XFS_MAX_BLOCKSIZE_LOG || sbp->sb_inodesize < XFS_DINODE_MIN_SIZE || sbp->sb_inodesize > XFS_DINODE_MAX_SIZE || sbp->sb_inodelog < XFS_DINODE_MIN_LOG || |