xfs: add missing assert in xfs_fsmap_owner_from_rmap

The fsmap handler shouldn't fail silently if the rmap code ever feeds it
a special owner number that isn't known to the fsmap handler.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>

diff --git a/fs/xfs/xfs_fsmap.c b/fs/xfs/xfs_fsmap.c
index d082143..918456c 100644 (file)
--- a/fs/xfs/xfs_fsmap.c
+++ b/fs/xfs/xfs_fsmap.c
@@ -146,6 +146,7 @@ xfs_fsmap_owner_from_rmap(
                dest->fmr_owner = XFS_FMR_OWN_FREE;
                break;
        default:
+               ASSERT(0);
                return -EFSCORRUPTED;
        }
        return 0;