diff --git a/drivers/block/umem.c b/drivers/block/umem.c
index 5d8925b..cbb9d0f 100644
--- a/drivers/block/umem.c
+++ b/drivers/block/umem.c
@@ -552,7 +552,8 @@
 static int mm_make_request(request_queue_t *q, struct bio *bio)
 {
 	struct cardinfo *card = q->queuedata;
-	pr_debug("mm_make_request %ld %d\n", bh->b_rsector, bh->b_size);
+	pr_debug("mm_make_request %llu %u\n",
+		 (unsigned long long)bio->bi_sector, bio->bi_size);
 
 	bio->bi_phys_segments = bio->bi_idx; /* count of completed segments*/
 	spin_lock_irq(&card->lock);