From 9f989c9455aac417c34af9c505e6b169055251da Mon Sep 17 00:00:00 2001 From: Nathan Scott Date: Tue, 14 Mar 2006 13:29:32 +1100 Subject: [PATCH] [XFS] Additional mount time superblock validation checks. SGI-PV: 950491 SGI-Modid: xfs-linux-melb:xfs-kern:25354a Signed-off-by: Nathan Scott --- fs/xfs/xfs_mount.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c index d62aee027368..20e8abc16d18 100644 --- a/fs/xfs/xfs_mount.c +++ b/fs/xfs/xfs_mount.c @@ -268,9 +268,12 @@ xfs_mount_validate_sb( 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 || + sbp->sb_inodelog > XFS_DINODE_MAX_LOG || + (sbp->sb_blocklog - sbp->sb_inodelog != sbp->sb_inopblog) || (sbp->sb_rextsize * sbp->sb_blocksize > XFS_MAX_RTEXTSIZE) || (sbp->sb_rextsize * sbp->sb_blocksize < XFS_MIN_RTEXTSIZE) || - sbp->sb_imax_pct > 100)) { + (sbp->sb_imax_pct > 100 || sbp->sb_imax_pct < 1))) { cmn_err(CE_WARN, "XFS: SB sanity check 1 failed"); XFS_CORRUPTION_ERROR("xfs_mount_validate_sb(3)", XFS_ERRLEVEL_LOW, mp, sbp);