From patchwork Sat Oct 29 19:37:01 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Julia Lawall X-Patchwork-Id: 9404075 X-Patchwork-Delegate: rui.zhang@intel.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id A8CFD601C0 for ; Sat, 29 Oct 2016 19:59:26 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9A56328F8B for ; Sat, 29 Oct 2016 19:59:26 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8F0DF291C0; Sat, 29 Oct 2016 19:59:26 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id EAA1028FDE for ; Sat, 29 Oct 2016 19:59:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755638AbcJ2T7G (ORCPT ); Sat, 29 Oct 2016 15:59:06 -0400 Received: from mail2-relais-roc.national.inria.fr ([192.134.164.83]:36697 "EHLO mail2-relais-roc.national.inria.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754266AbcJ2T40 (ORCPT ); Sat, 29 Oct 2016 15:56:26 -0400 X-IronPort-AV: E=Sophos;i="5.31,565,1473112800"; d="scan'208";a="242872223" Received: from palace.lip6.fr (HELO localhost.localdomain) ([132.227.105.202]) by mail2-relais-roc.national.inria.fr with ESMTP/TLS/AES128-SHA256; 29 Oct 2016 21:56:18 +0200 From: Julia Lawall To: Zhang Rui Cc: kernel-janitors@vger.kernel.org, Eduardo Valentin , linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 07/15] thermal: hwmon: use permission-specific DEVICE_ATTR variants Date: Sat, 29 Oct 2016 21:37:01 +0200 Message-Id: <1477769829-22230-8-git-send-email-Julia.Lawall@lip6.fr> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1477769829-22230-1-git-send-email-Julia.Lawall@lip6.fr> References: <1477769829-22230-1-git-send-email-Julia.Lawall@lip6.fr> Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Use DEVICE_ATTR_RO for read only attributes. This simplifies the source code, improves readbility, and reduces the chance of inconsistencies. The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // @ro@ declarer name DEVICE_ATTR; identifier x,x_show; @@ DEVICE_ATTR(x, \(0444\|S_IRUGO\), x_show, NULL); @script:ocaml@ x << ro.x; x_show << ro.x_show; @@ if not (x^"_show" = x_show) then Coccilib.include_match false @@ declarer name DEVICE_ATTR_RO; identifier ro.x,ro.x_show; @@ - DEVICE_ATTR(x, \(0444\|S_IRUGO\), x_show, NULL); + DEVICE_ATTR_RO(x); // Signed-off-by: Julia Lawall --- drivers/thermal/thermal_hwmon.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- To unsubscribe from this list: send the line "unsubscribe linux-pm" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/drivers/thermal/thermal_hwmon.c b/drivers/thermal/thermal_hwmon.c index c41c774..8c45de6 100644 --- a/drivers/thermal/thermal_hwmon.c +++ b/drivers/thermal/thermal_hwmon.c @@ -64,7 +64,7 @@ struct thermal_hwmon_temp { struct thermal_hwmon_device *hwmon = dev_get_drvdata(dev); return sprintf(buf, "%s\n", hwmon->type); } -static DEVICE_ATTR(name, 0444, name_show, NULL); +static DEVICE_ATTR_RO(name); static ssize_t temp_input_show(struct device *dev, struct device_attribute *attr, char *buf)