From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 444D1C4708F for ; Wed, 2 Jun 2021 11:44:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 27C2961263 for ; Wed, 2 Jun 2021 11:44:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229799AbhFBLqA (ORCPT ); Wed, 2 Jun 2021 07:46:00 -0400 Received: from szxga02-in.huawei.com ([45.249.212.188]:2964 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229482AbhFBLpm (ORCPT ); Wed, 2 Jun 2021 07:45:42 -0400 Received: from dggemv703-chm.china.huawei.com (unknown [172.30.72.56]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4Fw6Y82VBKz68x9; Wed, 2 Jun 2021 19:41:00 +0800 (CST) Received: from dggpemm500006.china.huawei.com (7.185.36.236) by dggemv703-chm.china.huawei.com (10.3.19.46) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Wed, 2 Jun 2021 19:43:58 +0800 Received: from thunder-town.china.huawei.com (10.174.177.72) by dggpemm500006.china.huawei.com (7.185.36.236) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Wed, 2 Jun 2021 19:43:57 +0800 From: Zhen Lei To: Lee Jones , patches , linux-arm-kernel , linux-kernel CC: Zhen Lei Subject: [PATCH 7/9] mfd: janz-cmodio: use DEVICE_ATTR_RO macro Date: Wed, 2 Jun 2021 19:43:37 +0800 Message-ID: <20210602114339.11223-8-thunder.leizhen@huawei.com> X-Mailer: git-send-email 2.26.0.windows.1 In-Reply-To: <20210602114339.11223-1-thunder.leizhen@huawei.com> References: <20210602114339.11223-1-thunder.leizhen@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [10.174.177.72] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To dggpemm500006.china.huawei.com (7.185.36.236) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use DEVICE_ATTR_RO macro helper instead of plain DEVICE_ATTR, which makes the code a bit shorter and easier to read. Signed-off-by: Zhen Lei --- drivers/mfd/janz-cmodio.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/mfd/janz-cmodio.c b/drivers/mfd/janz-cmodio.c index 3df4e9a2998f490..70eba4ce496faa3 100644 --- a/drivers/mfd/janz-cmodio.c +++ b/drivers/mfd/janz-cmodio.c @@ -149,15 +149,15 @@ static int cmodio_probe_submodules(struct cmodio_device *priv) * SYSFS Attributes */ -static ssize_t mbus_show(struct device *dev, struct device_attribute *attr, - char *buf) +static ssize_t modulbus_number_show(struct device *dev, + struct device_attribute *attr, char *buf) { struct cmodio_device *priv = dev_get_drvdata(dev); return snprintf(buf, PAGE_SIZE, "%x\n", priv->hex); } -static DEVICE_ATTR(modulbus_number, S_IRUGO, mbus_show, NULL); +static DEVICE_ATTR_RO(modulbus_number); static struct attribute *cmodio_sysfs_attrs[] = { &dev_attr_modulbus_number.attr, -- 2.26.0.106.g9fadedd