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-rw-r--r--fs/xfs/scrub/repair.c27
1 files changed, 18 insertions, 9 deletions
diff --git a/fs/xfs/scrub/repair.c b/fs/xfs/scrub/repair.c
index 85b048b341a0..17cf48564390 100644
--- a/fs/xfs/scrub/repair.c
+++ b/fs/xfs/scrub/repair.c
@@ -128,9 +128,12 @@ xrep_roll_ag_trans(
int error;
/* Keep the AG header buffers locked so we can keep going. */
- xfs_trans_bhold(sc->tp, sc->sa.agi_bp);
- xfs_trans_bhold(sc->tp, sc->sa.agf_bp);
- xfs_trans_bhold(sc->tp, sc->sa.agfl_bp);
+ if (sc->sa.agi_bp)
+ xfs_trans_bhold(sc->tp, sc->sa.agi_bp);
+ if (sc->sa.agf_bp)
+ xfs_trans_bhold(sc->tp, sc->sa.agf_bp);
+ if (sc->sa.agfl_bp)
+ xfs_trans_bhold(sc->tp, sc->sa.agfl_bp);
/* Roll the transaction. */
error = xfs_trans_roll(&sc->tp);
@@ -138,9 +141,12 @@ xrep_roll_ag_trans(
goto out_release;
/* Join AG headers to the new transaction. */
- xfs_trans_bjoin(sc->tp, sc->sa.agi_bp);
- xfs_trans_bjoin(sc->tp, sc->sa.agf_bp);
- xfs_trans_bjoin(sc->tp, sc->sa.agfl_bp);
+ if (sc->sa.agi_bp)
+ xfs_trans_bjoin(sc->tp, sc->sa.agi_bp);
+ if (sc->sa.agf_bp)
+ xfs_trans_bjoin(sc->tp, sc->sa.agf_bp);
+ if (sc->sa.agfl_bp)
+ xfs_trans_bjoin(sc->tp, sc->sa.agfl_bp);
return 0;
@@ -150,9 +156,12 @@ out_release:
* buffers will be released during teardown on our way out
* of the kernel.
*/
- xfs_trans_bhold_release(sc->tp, sc->sa.agi_bp);
- xfs_trans_bhold_release(sc->tp, sc->sa.agf_bp);
- xfs_trans_bhold_release(sc->tp, sc->sa.agfl_bp);
+ if (sc->sa.agi_bp)
+ xfs_trans_bhold_release(sc->tp, sc->sa.agi_bp);
+ if (sc->sa.agf_bp)
+ xfs_trans_bhold_release(sc->tp, sc->sa.agf_bp);
+ if (sc->sa.agfl_bp)
+ xfs_trans_bhold_release(sc->tp, sc->sa.agfl_bp);
return error;
}