xfs: ignore agfl read errors when not scrubbing agfl

From: Darrick J. Wong <[email protected]>

In xfs_scrub_ag_read_headers, if we're not scrubbing the AGFL but hit a read error reading the AGFL, we should reset the error code so that it doesn't propagate up into the caller.

---
 fs/xfs/scrub/common.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

index 98452ad..6ec4e10 100644
@@ -302,7 +302,7 @@ xfs_scrub_ag_read_headers(
 	error = xfs_alloc_read_agfl(mp, sc->tp, agno, agfl);
 	if (error && want_ag_read_header_failure(sc, XFS_SCRUB_TYPE_AGFL))
 		goto out;
-
+	error = 0;
 out:
 	return error;
 }