xfs: dquot recovery does not validate the recovered dquot

[platform/kernel/linux-starfive.git] / fs / xfs / xfs_dquot_item_recover.c

diff --git a/fs/xfs/xfs_dquot_item_recover.c b/fs/xfs/xfs_dquot_item_recover.c
index db2cb5e..2c2720c 100644 (file)
--- 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;