md: centralize ->array_sectors modifications

Get personalities out of the business of directly modifying
->array_sectors.  Lays groundwork to introduce policy on when
->array_sectors can be modified.

Reviewed-by: Andre Noll <maan@systemlinux.org>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 5bf1b24ae802..ad153b24ea0d 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -2193,7 +2193,7 @@ static int run(mddev_t *mddev)
         /*
          * Ok, everything is just fine now
          */
-        mddev->array_sectors = raid10_size(mddev, 0, 0);
+        md_set_array_sectors(mddev, raid10_size(mddev, 0, 0));
         mddev->resync_max_sectors = mddev->array_sectors;
 
         mddev->queue->unplug_fn = raid10_unplug;