From a7129131011fd128f1f290e88b731b1d017c85ff Mon Sep 17 00:00:00 2001
From: Xuefer <xuefer@gmail.com>
Date: Sat, 3 Jun 2006 03:07:38 +0000
Subject: [PATCH] fix #10, introduced by [11]

git-svn-id: svn://svn.lighttpd.net/xcache/trunk@59 c26eb9a1-5813-0410-bd6c-c2e55f420ca7
---
 mmap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mmap.c b/mmap.c
index 8aabeb7..9a87e59 100644
--- a/mmap.c
+++ b/mmap.c
@@ -80,7 +80,7 @@ void *xc_shm_to_readwrite(xc_shm_t *shm, void *p) /* {{{ */
 {
 	if (shm->diff) {
 		assert(xc_shm_is_readonly(p));
-		p = PTR_SUB(p, -shm->diff);
+		p = PTR_SUB(p, shm->diff);
 	}
 	assert(xc_shm_is_readwrite(p));
 	return p;