1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/md/linear.c b/drivers/md/linear.c
index 190147c79e79..3b90c5c924ec 100644
--- a/drivers/md/linear.c
+++ b/drivers/md/linear.c
@@ -148,6 +148,8 @@ static linear_conf_t *linear_conf(mddev_t *mddev, int raid_disks)
 
         min_sectors = conf->array_sectors;
         sector_div(min_sectors, PAGE_SIZE/sizeof(struct dev_info *));
+        if (min_sectors == 0)
+                min_sectors = 1;
 
         /* min_sectors is the minimum spacing that will fit the hash
          * table in one PAGE.  This may be much smaller than needed.