From patchwork Wed Sep 6 08:12:58 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ladislav Michl X-Patchwork-Id: 9940061 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 DC2156035F for ; Wed, 6 Sep 2017 08:13:12 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CBBEC28B11 for ; Wed, 6 Sep 2017 08:13:12 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id BF52528B1D; Wed, 6 Sep 2017 08:13:12 +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, UNPARSEABLE_RELAY 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 3D52E28B11 for ; Wed, 6 Sep 2017 08:13:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751941AbdIFINK (ORCPT ); Wed, 6 Sep 2017 04:13:10 -0400 Received: from eddie.linux-mips.org ([148.251.95.138]:37710 "EHLO cvs.linux-mips.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751870AbdIFINJ (ORCPT ); Wed, 6 Sep 2017 04:13:09 -0400 Received: (from localhost user: 'ladis' uid#1021 fake: STDIN (ladis@eddie.linux-mips.org)) by eddie.linux-mips.org id S23990506AbdIFINIfUof4 (ORCPT ); Wed, 6 Sep 2017 10:13:08 +0200 Date: Wed, 6 Sep 2017 10:12:58 +0200 From: Ladislav Michl To: linux-media@vger.kernel.org Cc: Mauro Carvalho Chehab , Sean Young , Andi Shyti Subject: [PATCH 07/10] media: rc: gpio-ir-recv: use devm_request_irq Message-ID: <20170906081258.lqsziexg2cpstcb5@lenoch> References: <20170906080748.wgxbmunfsu33bd6x@lenoch> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20170906080748.wgxbmunfsu33bd6x@lenoch> User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Use of devm_request_irq simplifies error unwinding. Signed-off-by: Ladislav Michl --- drivers/media/rc/gpio-ir-recv.c | 14 +++----------- 1 file changed, 3 insertions(+), 11 deletions(-) diff --git a/drivers/media/rc/gpio-ir-recv.c b/drivers/media/rc/gpio-ir-recv.c index 1d84085f1021..68278109f460 100644 --- a/drivers/media/rc/gpio-ir-recv.c +++ b/drivers/media/rc/gpio-ir-recv.c @@ -185,24 +185,16 @@ static int gpio_ir_recv_probe(struct platform_device *pdev) platform_set_drvdata(pdev, gpio_dev); - rc = request_irq(gpio_to_irq(pdata->gpio_nr), + return devm_request_irq(dev, gpio_to_irq(pdata->gpio_nr), gpio_ir_recv_irq, - IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING, - "gpio-ir-recv-irq", gpio_dev); - if (rc < 0) - goto err_request_irq; - - return 0; - -err_request_irq: - return rc; + IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING, + "gpio-ir-recv-irq", gpio_dev); } static int gpio_ir_recv_remove(struct platform_device *pdev) { struct gpio_rc_dev *gpio_dev = platform_get_drvdata(pdev); - free_irq(gpio_to_irq(gpio_dev->gpio_nr), gpio_dev); del_timer_sync(&gpio_dev->flush_timer); return 0; }