[PATCH] device-mapper multipath: Barriers not supported

dm multipath will report barriers as not supported with this patch.

Signed-off-by: Lars Marowsky-Bree <lmb@suse.de>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index f6b03957efc7..5d40555b42ba 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -384,7 +384,7 @@ static void __map_bio(struct dm_target *ti, struct bio *clone,
                 /* error the io and bail out */
                 struct dm_io *io = tio->io;
                 free_tio(tio->io->md, tio);
-                dec_pending(io, -EIO);
+                dec_pending(io, r);
                 bio_put(clone);
         }
 }