dm: test return value for DM_MAPIO_SUBMITTED

[linux-2.6-block.git] / drivers / md / dm.c

diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 0d7ab20c58dffc40d5c56c9427b7dd7f090c8bd3..0907d9eb864ee79750c5f04dd8206672a659c3b2 100644 (file)
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1466,7 +1466,7 @@ static void __map_bio(struct dm_target_io *tio)
                md = tio->io->md;
                dec_pending(tio->io, r);
                free_tio(md, tio);
-       } else if (r) {
+       } else if (r != DM_MAPIO_SUBMITTED) {
                DMWARN("unimplemented target map return value: %d", r);
                BUG();
        }