1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 7549b0bad326..f0949e2bcd6e 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -943,7 +943,8 @@ static int make_request(struct request_queue *q, struct bio * bio)
 
         /* do behind I/O ? */
         if (bitmap &&
-            atomic_read(&bitmap->behind_writes) < bitmap->max_write_behind &&
+            (atomic_read(&bitmap->behind_writes)
+             < mddev->bitmap_info.max_write_behind) &&
             (behind_pages = alloc_behind_pages(bio)) != NULL)
                 set_bit(R1BIO_BehindIO, &r1_bio->state);