diff options
| -rw-r--r-- | fs/xfs/libxfs/xfs_sb.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/fs/xfs/libxfs/xfs_sb.c b/fs/xfs/libxfs/xfs_sb.c index b5dca3c8c84d..c06b6fc92966 100644 --- a/fs/xfs/libxfs/xfs_sb.c +++ b/fs/xfs/libxfs/xfs_sb.c @@ -278,6 +278,22 @@ xfs_mount_validate_sb( return -EFSCORRUPTED; } + if (sbp->sb_unit) { + if (!xfs_sb_version_hasdalign(sbp) || + sbp->sb_unit > sbp->sb_width || + (sbp->sb_width % sbp->sb_unit) != 0) { + xfs_notice(mp, "SB stripe unit sanity check failed"); + return -EFSCORRUPTED; + } + } else if (xfs_sb_version_hasdalign(sbp)) { + xfs_notice(mp, "SB stripe alignment sanity check failed"); + return -EFSCORRUPTED; + } else if (sbp->sb_width) { + xfs_notice(mp, "SB stripe width sanity check failed"); + return -EFSCORRUPTED; + } + + if (xfs_sb_version_hascrc(&mp->m_sb) && sbp->sb_blocksize < XFS_MIN_CRC_BLOCKSIZE) { xfs_notice(mp, "v5 SB sanity check failed"); |