From patchwork Mon Jun 20 11:20:42 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yang Yingliang X-Patchwork-Id: 84221 X-Patchwork-Delegate: sakari.ailus@iki.fi Received: from vger.kernel.org ([23.128.96.18]) by www.linuxtv.org with esmtp (Exim 4.92) (envelope-from ) id 1o3FKK-00BlQf-DZ; Mon, 20 Jun 2022 11:12:16 +0000 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241651AbiFTLMN (ORCPT + 1 other); Mon, 20 Jun 2022 07:12:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60472 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241487AbiFTLLm (ORCPT ); Mon, 20 Jun 2022 07:11:42 -0400 Received: from szxga03-in.huawei.com (szxga03-in.huawei.com [45.249.212.189]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9B9D2165B3; Mon, 20 Jun 2022 04:10:38 -0700 (PDT) Received: from dggpemm500021.china.huawei.com (unknown [172.30.72.54]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4LRRkj26mrzDsHn; Mon, 20 Jun 2022 19:10:05 +0800 (CST) Received: from dggpemm500007.china.huawei.com (7.185.36.183) by dggpemm500021.china.huawei.com (7.185.36.109) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Mon, 20 Jun 2022 19:10:36 +0800 Received: from huawei.com (10.175.103.91) by dggpemm500007.china.huawei.com (7.185.36.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Mon, 20 Jun 2022 19:10:36 +0800 From: Yang Yingliang To: , CC: , , , Subject: [PATCH -next] media: ov7251: add missing disable functions on error in ov7251_set_power_on() Date: Mon, 20 Jun 2022 19:20:42 +0800 Message-ID: <20220620112042.3231519-1-yangyingliang@huawei.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Originating-IP: [10.175.103.91] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To dggpemm500007.china.huawei.com (7.185.36.183) X-CFilter-Loop: Reflected X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-LSpam-Score: -2.4 (--) X-LSpam-Report: No, score=-2.4 required=5.0 tests=BAYES_00=-1.9,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1 autolearn=ham autolearn_force=no Add the missing gpiod_set_value_cansleep() and clk_disable_unprepare() before return from ov7251_set_power_on() in the error handling case. Fixes: 9e1d3012cc10 ("media: i2c: Remove .s_power() from ov7251") Reported-by: Hulk Robot Signed-off-by: Yang Yingliang --- drivers/media/i2c/ov7251.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/media/i2c/ov7251.c b/drivers/media/i2c/ov7251.c index 0e7be15bc20a..ad9689820ecc 100644 --- a/drivers/media/i2c/ov7251.c +++ b/drivers/media/i2c/ov7251.c @@ -934,6 +934,8 @@ static int ov7251_set_power_on(struct device *dev) ARRAY_SIZE(ov7251_global_init_setting)); if (ret < 0) { dev_err(ov7251->dev, "error during global init\n"); + gpiod_set_value_cansleep(ov7251->enable_gpio, 0); + clk_disable_unprepare(ov7251->xclk); ov7251_regulators_disable(ov7251); return ret; }