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[2620:137:e000::3:4]) by mx.google.com with ESMTPS id m1-20020a656a01000000b00584ac83e108si10246529pgu.729.2023.10.09.02.24.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Oct 2023 02:24:52 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:4 as permitted sender) client-ip=2620:137:e000::3:4; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:4 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by howler.vger.email (Postfix) with ESMTP id 7501080412C2; Mon, 9 Oct 2023 02:24:47 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at howler.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345880AbjJIJXi (ORCPT + 18 others); Mon, 9 Oct 2023 05:23:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41824 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1345820AbjJIJW6 (ORCPT ); Mon, 9 Oct 2023 05:22:58 -0400 Received: from metis.whiteo.stw.pengutronix.de (metis.whiteo.stw.pengutronix.de [IPv6:2a0a:edc0:2:b01:1d::104]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B180711B for ; Mon, 9 Oct 2023 02:22:47 -0700 (PDT) Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1qpmTG-0006v1-9I; Mon, 09 Oct 2023 11:22:38 +0200 Received: from [2a0a:edc0:0:900:1d::77] (helo=ptz.office.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1qpmTF-000NXO-SC; Mon, 09 Oct 2023 11:22:37 +0200 Received: from ukl by ptz.office.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1qpmTF-00C4pr-J3; Mon, 09 Oct 2023 11:22:37 +0200 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: Linus Walleij Cc: Andy Gross , Bjorn Andersson , Konrad Dybcio , linux-arm-msm@vger.kernel.org, linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 17/20] pinctrl: qcom: ssbi-gpio: Convert to platform remove callback returning void Date: Mon, 9 Oct 2023 10:38:53 +0200 Message-Id: <20231009083856.222030-18-u.kleine-koenig@pengutronix.de> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20231009083856.222030-1-u.kleine-koenig@pengutronix.de> References: <20231009083856.222030-1-u.kleine-koenig@pengutronix.de> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1791; i=u.kleine-koenig@pengutronix.de; h=from:subject; bh=28+bfS44N/MplXkQ7tL5fBHkxWSovei9m4bBOfdvZTk=; b=owGbwMvMwMXY3/A7olbonx/jabUkhlTlPUJPvnCdeSfEnPErd++MeYkb5cx7z6wPNfmsceZA8 sJ5TXWBnYzGLAyMXAyyYoos9o1rMq2q5CI71/67DDOIlQlkCgMXpwBMhDuNg2H6bZ/Lv1JijevK pfJzzhk94p528L3dxQ5T+TPMi0riq9kPCdm8LcwxKS1g6Wt3uWB3l9PFvz1i/7p53CLxmSxP5+3 weM2bNH3OMlOZSebbTTnWFU8P7Dn/cvnGdOEEAY98tkQ36YCXdiK9Lq+q1Ux+TH/kar6VLfKTQu TTJ5sn31bOuuUzz5O5VIfTuKGsT6e+IfrLxAQVcfMn5SnTNJ5IK6TU/T4xq0VbuKU6v3OmTG5r/ ox+u0V9Si+51QNK2Bp7w364uTMWvNJIrTKdcslrWv9DnVO7/HpPbih9zXb3seDPQv7PfQdO1bvM CZz8PUo+6NDvrT9zIpl/CfxdI/pUcd/Vzhz72T/M1i0FAA== X-Developer-Key: i=u.kleine-koenig@pengutronix.de; a=openpgp; fpr=0D2511F322BFAB1C1580266BE2DCDD9132669BD6 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: ukl@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org X-Spam-Status: No, score=2.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_SBL_CSS,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on howler.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (howler.vger.email [0.0.0.0]); Mon, 09 Oct 2023 02:24:47 -0700 (PDT) X-Spam-Level: ** X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1779269361835312794 X-GMAIL-MSGID: 1779269361835312794 The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is ignored (apart from emitting a warning) and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new(), which already returns void. Eventually after all drivers are converted, .remove_new() will be renamed to .remove(). Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König --- drivers/pinctrl/qcom/pinctrl-ssbi-gpio.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/pinctrl/qcom/pinctrl-ssbi-gpio.c b/drivers/pinctrl/qcom/pinctrl-ssbi-gpio.c index e0d43d076c01..9cd5247ea574 100644 --- a/drivers/pinctrl/qcom/pinctrl-ssbi-gpio.c +++ b/drivers/pinctrl/qcom/pinctrl-ssbi-gpio.c @@ -853,13 +853,11 @@ static int pm8xxx_gpio_probe(struct platform_device *pdev) return ret; } -static int pm8xxx_gpio_remove(struct platform_device *pdev) +static void pm8xxx_gpio_remove(struct platform_device *pdev) { struct pm8xxx_gpio *pctrl = platform_get_drvdata(pdev); gpiochip_remove(&pctrl->chip); - - return 0; } static struct platform_driver pm8xxx_gpio_driver = { @@ -868,7 +866,7 @@ static struct platform_driver pm8xxx_gpio_driver = { .of_match_table = pm8xxx_gpio_of_match, }, .probe = pm8xxx_gpio_probe, - .remove = pm8xxx_gpio_remove, + .remove_new = pm8xxx_gpio_remove, }; module_platform_driver(pm8xxx_gpio_driver);