From patchwork Thu Mar 5 13:14:04 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandru Ardelean X-Patchwork-Id: 208131 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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 D0FF7C3F2D1 for ; Thu, 5 Mar 2020 13:11:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B3C062073B for ; Thu, 5 Mar 2020 13:11:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726563AbgCENLb (ORCPT ); Thu, 5 Mar 2020 08:11:31 -0500 Received: from mx0a-00128a01.pphosted.com ([148.163.135.77]:18915 "EHLO mx0a-00128a01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726263AbgCENLa (ORCPT ); Thu, 5 Mar 2020 08:11:30 -0500 Received: from pps.filterd (m0167088.ppops.net [127.0.0.1]) by mx0a-00128a01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 025CoR9K022360; Thu, 5 Mar 2020 08:11:16 -0500 Received: from nwd2mta4.analog.com ([137.71.173.58]) by mx0a-00128a01.pphosted.com with ESMTP id 2ygm52f46a-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 05 Mar 2020 08:11:16 -0500 Received: from ASHBMBX8.ad.analog.com (ashbmbx8.ad.analog.com [10.64.17.5]) by nwd2mta4.analog.com (8.14.7/8.14.7) with ESMTP id 025DBFY6041804 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=FAIL); Thu, 5 Mar 2020 08:11:15 -0500 Received: from ASHBCASHYB4.ad.analog.com (10.64.17.132) by ASHBMBX8.ad.analog.com (10.64.17.5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Thu, 5 Mar 2020 08:11:14 -0500 Received: from ASHBMBX9.ad.analog.com (10.64.17.10) by ASHBCASHYB4.ad.analog.com (10.64.17.132) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Thu, 5 Mar 2020 08:11:14 -0500 Received: from zeus.spd.analog.com (10.64.82.11) by ASHBMBX9.ad.analog.com (10.64.17.10) with Microsoft SMTP Server id 15.1.1779.2 via Frontend Transport; Thu, 5 Mar 2020 08:11:14 -0500 Received: from saturn.ad.analog.com ([10.48.65.112]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 025DB78B029497; Thu, 5 Mar 2020 08:11:11 -0500 From: Alexandru Ardelean To: , CC: , , Alexandru Ardelean , Dan Carpenter Subject: [PATCH v4 3/4] Input: adp5589: unify ret & error variables Date: Thu, 5 Mar 2020 15:14:04 +0200 Message-ID: <20200305131405.6598-3-alexandru.ardelean@analog.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200305131405.6598-1-alexandru.ardelean@analog.com> References: <20200305131405.6598-1-alexandru.ardelean@analog.com> MIME-Version: 1.0 X-ADIRoutedOnPrem: True X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138, 18.0.572 definitions=2020-03-05_03:2020-03-05,2020-03-05 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 mlxlogscore=999 mlxscore=0 lowpriorityscore=0 clxscore=1011 adultscore=0 impostorscore=0 suspectscore=2 phishscore=0 bulkscore=0 spamscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2001150001 definitions=main-2003050083 Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org Both variables are used mostly in the same way in the probe function. Having both means that we need to copy 'ret' to 'error' before exiting, so just use 'ret' everywhere. Reported-by: Dan Carpenter Signed-off-by: Alexandru Ardelean --- drivers/input/keyboard/adp5589-keys.c | 20 +++++++++----------- 1 file changed, 9 insertions(+), 11 deletions(-) diff --git a/drivers/input/keyboard/adp5589-keys.c b/drivers/input/keyboard/adp5589-keys.c index 56f4ff7fa9c3..1fd36c581a91 100644 --- a/drivers/input/keyboard/adp5589-keys.c +++ b/drivers/input/keyboard/adp5589-keys.c @@ -1034,7 +1034,7 @@ static int adp5589_probe(struct i2c_client *client, const struct adp5589_kpad_platform_data *pdata = adp5589_kpad_pdata_get(&client->dev); unsigned int revid; - int error, ret; + int ret; if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) { @@ -1067,28 +1067,26 @@ static int adp5589_probe(struct i2c_client *client, } ret = adp5589_read(client, ADP5589_5_ID); - if (ret < 0) { - error = ret; + if (ret < 0) goto err_free_mem; - } revid = (u8) ret & ADP5589_5_DEVICE_ID_MASK; if (pdata->keymapsize) { - error = adp5589_keypad_add(kpad, revid); - if (error) + ret = adp5589_keypad_add(kpad, revid); + if (ret) goto err_free_mem; } - error = adp5589_setup(kpad); - if (error) + ret = adp5589_setup(kpad); + if (ret) goto err_keypad_remove; if (kpad->gpimapsize) adp5589_report_switch_state(kpad); - error = adp5589_gpio_add(kpad); - if (error) + ret = adp5589_gpio_add(kpad); + if (ret) goto err_keypad_remove; i2c_set_clientdata(client, kpad); @@ -1101,7 +1099,7 @@ static int adp5589_probe(struct i2c_client *client, err_free_mem: kfree(kpad); - return error; + return ret; } static int adp5589_remove(struct i2c_client *client)