From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753680Ab1HFJGK (ORCPT ); Sat, 6 Aug 2011 05:06:10 -0400 Received: from www17.your-server.de ([213.133.104.17]:37435 "EHLO www17.your-server.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750882Ab1HFJGH (ORCPT ); Sat, 6 Aug 2011 05:06:07 -0400 Subject: [PATCH] xen/pciback: use resource_size() From: Thomas Meyer To: konrad.wilk@oracle.com, xen-devel@lists.xensource.com, linux-kernel@vger.kernel.org Date: Sat, 06 Aug 2011 11:05:35 +0200 Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.0.2 (3.0.2-3.fc15) Content-Transfer-Encoding: 7bit Message-ID: <1312621538.5589.45.camel@localhost.localdomain> Mime-Version: 1.0 X-Authenticated-Sender: thomas@m3y3r.de Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Thomas Meyer Use resource_size function on resource object instead of explicit computation. The semantic patch that makes this output is available in scripts/coccinelle/api/resource_size.cocci. More information about semantic patching is available at http://coccinelle.lip6.fr/ Signed-off-by: Thomas Meyer --- diff -u -p a/drivers/xen/xen-pciback/conf_space_header.c b/drivers/xen/xen-pciback/conf_space_header.c --- a/drivers/xen/xen-pciback/conf_space_header.c 2011-07-26 00:46:09.730171570 +0200 +++ b/drivers/xen/xen-pciback/conf_space_header.c 2011-08-01 23:02:39.180421787 +0200 @@ -187,7 +187,7 @@ static inline void read_dev_bar(struct p bar_info->val = res[pos].start | (res[pos].flags & PCI_REGION_FLAG_MASK); - bar_info->len_val = res[pos].end - res[pos].start + 1; + bar_info->len_val = resource_size(&res[pos]); } static void *bar_init(struct pci_dev *dev, int offset)