--- src/sys/vfs/hpfs/hpfs_vfsops.c	2006/12/23 00:41:29	1.40
+++ src/sys/vfs/hpfs/hpfs_vfsops.c	2007/05/09 00:53:35	1.41
@@ -238,7 +238,7 @@ hpfs_mountfs(struct vnode *devvp, struct
 	error = vfs_mountedon(devvp);
 	if (error)
 		return (error);
-	ncount = count_udev(devvp->v_udev);
+	ncount = count_udev(devvp->v_umajor, devvp->v_uminor);
 	if (devvp->v_object)
 		ncount -= 1;
 	if (ncount > 0)