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| author | Darrick J. Wong <djwong@kernel.org> | 2023-11-20 21:31:44 +0300 |
|---|---|---|
| committer | Chandan Babu R <chandanbabu@kernel.org> | 2023-11-22 21:09:36 +0300 |
| commit | 9c235dfc3d3f901fe22acb20f2ab37ff39f2ce02 (patch) | |
| tree | d7ebcd1fb9d31728ab0cb1b0e00b653677a3ce78 /fs/xfs/xfs_dquot_item_recover.c | |
| parent | ed17f7da5f0c8b65b7b5f7c98beb0aadbc0546ee (diff) | |
| download | linux-9c235dfc3d3f901fe22acb20f2ab37ff39f2ce02.tar.xz | |
xfs: dquot recovery does not validate the recovered dquot
When we're recovering ondisk quota records from the log, we need to
validate the recovered buffer contents before writing them to disk.
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Chandan Babu R <chandanbabu@kernel.org>
Diffstat (limited to 'fs/xfs/xfs_dquot_item_recover.c')
| -rw-r--r-- | fs/xfs/xfs_dquot_item_recover.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/fs/xfs/xfs_dquot_item_recover.c b/fs/xfs/xfs_dquot_item_recover.c index db2cb5e4197b..2c2720ce6923 100644 --- a/fs/xfs/xfs_dquot_item_recover.c +++ b/fs/xfs/xfs_dquot_item_recover.c @@ -19,6 +19,7 @@ #include "xfs_log.h" #include "xfs_log_priv.h" #include "xfs_log_recover.h" +#include "xfs_error.h" STATIC void xlog_recover_dquot_ra_pass2( @@ -152,6 +153,19 @@ xlog_recover_dquot_commit_pass2( XFS_DQUOT_CRC_OFF); } + /* Validate the recovered dquot. */ + fa = xfs_dqblk_verify(log->l_mp, dqb, dq_f->qlf_id); + if (fa) { + XFS_CORRUPTION_ERROR("Bad dquot after recovery", + XFS_ERRLEVEL_LOW, mp, dqb, + sizeof(struct xfs_dqblk)); + xfs_alert(mp, + "Metadata corruption detected at %pS, dquot 0x%x", + fa, dq_f->qlf_id); + error = -EFSCORRUPTED; + goto out_release; + } + ASSERT(dq_f->qlf_size == 2); ASSERT(bp->b_mount == mp); bp->b_flags |= _XBF_LOGRECOVERY; |