From: Christoph Hellwig <hch@lst.de>
Date: Mon, 15 May 2017 15:28:36 +0000 (+0200)
Subject: dm rq: add a missing break to map_request
X-Git-Tag: v5.15~11275^2~4
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ece0728037b15f4d31198f12b359104bcb5db4c8;p=platform%2Fkernel%2Flinux-starfive.git

dm rq: add a missing break to map_request

We don't want to bug when receiving a DM_MAPIO_KILL value..

Fixes: 412445ac ("dm: introduce a new DM_MAPIO_KILL return value")
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
---

diff --git a/drivers/md/dm-rq.c b/drivers/md/dm-rq.c
index 2af2702..b639fa7 100644
--- a/drivers/md/dm-rq.c
+++ b/drivers/md/dm-rq.c
@@ -507,6 +507,7 @@ static int map_request(struct dm_rq_target_io *tio)
 	case DM_MAPIO_KILL:
 		/* The target wants to complete the I/O */
 		dm_kill_unmapped_request(rq, -EIO);
+		break;
 	default:
 		DMWARN("unimplemented target map return value: %d", r);
 		BUG();