From patchwork Wed Sep 22 12:52:11 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Cai,Huoqing" X-Patchwork-Id: 12510557 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,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 5F788C433EF for ; Wed, 22 Sep 2021 12:52:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 49020611B0 for ; Wed, 22 Sep 2021 12:52:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236191AbhIVMyK (ORCPT ); Wed, 22 Sep 2021 08:54:10 -0400 Received: from mx22.baidu.com ([220.181.50.185]:48992 "EHLO baidu.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S236139AbhIVMyK (ORCPT ); Wed, 22 Sep 2021 08:54:10 -0400 Received: from BC-Mail-Ex06.internal.baidu.com (unknown [172.31.51.46]) by Forcepoint Email with ESMTPS id 27417892826210F49DB4; Wed, 22 Sep 2021 20:52:37 +0800 (CST) Received: from BJHW-MAIL-EX27.internal.baidu.com (10.127.64.42) by BC-Mail-Ex06.internal.baidu.com (172.31.51.46) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2242.12; Wed, 22 Sep 2021 20:52:36 +0800 Received: from LAPTOP-UKSR4ENP.internal.baidu.com (172.31.63.8) by BJHW-MAIL-EX27.internal.baidu.com (10.127.64.42) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14; Wed, 22 Sep 2021 20:52:36 +0800 From: Cai Huoqing To: CC: Dmitry Torokhov , , Subject: [PATCH 3/3] Input: raydium_i2c_ts - Make use of the helper function devm_add_action_or_reset() Date: Wed, 22 Sep 2021 20:52:11 +0800 Message-ID: <20210922125212.95-3-caihuoqing@baidu.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210922125212.95-1-caihuoqing@baidu.com> References: <20210922125212.95-1-caihuoqing@baidu.com> MIME-Version: 1.0 X-Originating-IP: [172.31.63.8] X-ClientProxiedBy: BC-Mail-Ex21.internal.baidu.com (172.31.51.15) To BJHW-MAIL-EX27.internal.baidu.com (10.127.64.42) Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org The helper function devm_add_action_or_reset() will internally call devm_add_action(), and if devm_add_action() fails then it will execute the action mentioned and return the error code. So use devm_add_action_or_reset() instead of devm_add_action() to simplify the error handling, reduce the code. Signed-off-by: Cai Huoqing --- drivers/input/touchscreen/raydium_i2c_ts.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/input/touchscreen/raydium_i2c_ts.c b/drivers/input/touchscreen/raydium_i2c_ts.c index 92c48d8e35a4..ded77904ce87 100644 --- a/drivers/input/touchscreen/raydium_i2c_ts.c +++ b/drivers/input/touchscreen/raydium_i2c_ts.c @@ -1118,11 +1118,10 @@ static int raydium_i2c_probe(struct i2c_client *client, if (error) return error; - error = devm_add_action(&client->dev, raydium_i2c_power_off, ts); + error = devm_add_action_or_reset(&client->dev, raydium_i2c_power_off, ts); if (error) { dev_err(&client->dev, "failed to install power off action: %d\n", error); - raydium_i2c_power_off(ts); return error; }