--- /opt/kernel/linux-2.4.2-ac7/drivers/block/loop.c	Thu Mar  1 15:46:14 2001
+++ drivers/block/loop.c	Thu Mar  1 17:17:13 2001
@@ -397,10 +397,10 @@
 	if (!buffer_locked(rbh))
 		BUG();
 
-	if (MINOR(rbh->b_dev) >= max_loop)
+	if (MINOR(rbh->b_rdev) >= max_loop)
 		goto out;
 
-	lo = &loop_dev[MINOR(rbh->b_dev)];
+	lo = &loop_dev[MINOR(rbh->b_rdev)];
 	spin_lock_irq(&lo->lo_lock);
 	if (lo->lo_state != Lo_bound)
 		goto inactive;