From 2be5c100cfc5ff3a9b2821d9ae4705f5c6f7e39e Mon Sep 17 00:00:00 2001
From: Kip Macy <kmacy@FreeBSD.org>
Date: Sun, 24 Aug 2008 04:42:41 +0000
Subject: [PATCH] Evidently the block device starts at 767.

MFC after:	1 month
---
 sys/dev/xen/blkfront/blkfront.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/dev/xen/blkfront/blkfront.c b/sys/dev/xen/blkfront/blkfront.c
index cd42880f32f6..17202b135b35 100644
--- a/sys/dev/xen/blkfront/blkfront.c
+++ b/sys/dev/xen/blkfront/blkfront.c
@@ -142,7 +142,7 @@ xlvbd_add(blkif_sector_t capacity, int unit, uint16_t vdisk_info, uint16_t secto
 {
 	struct xb_softc	*sc;
 	int			error = 0;
-	int unitno = unit - 768;
+	int unitno = unit - 767;
 
 	sc = (struct xb_softc *)malloc(sizeof(*sc), M_DEVBUF, M_WAITOK|M_ZERO);
 	sc->xb_unit = unitno;