md/raid5: small tidyup in raid5_align_endio

Diving through ->queue to find mddev is unnecessarily complex - there
is an easier path to finding mddev, so use that.

Signed-off-by: NeilBrown <neilb@suse.de>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 020143dec180..7bfeba3ce1e0 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -3713,10 +3713,10 @@ static void raid5_align_endio(struct bio *bi, int error)
 
         bio_put(bi);
 
-        mddev = raid_bi->bi_bdev->bd_disk->queue->queuedata;
-        conf = mddev->private;
         rdev = (void*)raid_bi->bi_next;
         raid_bi->bi_next = NULL;
+        mddev = rdev->mddev;
+        conf = mddev->private;
 
         rdev_dec_pending(rdev, conf->mddev);