1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 11c3d7bfa797..29fc06b47d4e 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -3814,6 +3814,8 @@ static int raid5_check_reshape(mddev_t *mddev)
         if (err)
                 return err;
 
+        if (mddev->degraded > conf->max_degraded)
+                return -EINVAL;
         /* looks like we might be able to manage this */
         return 0;
 }