Message ID | 20210928141956.2148-9-caihuoqing@baidu.com (mailing list archive) |
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State | New, archived |
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Return-Path: <SRS0=7ONh=OS=lists.infradead.org=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@kernel.org> X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A7F6CC433F5 for <linux-arm-kernel@archiver.kernel.org>; Tue, 28 Sep 2021 14:25:54 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 787C1611EF for <linux-arm-kernel@archiver.kernel.org>; Tue, 28 Sep 2021 14:25:54 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 787C1611EF Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=baidu.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; 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Tue, 28 Sep 2021 14:20:44 +0000 Received: from BJHW-Mail-Ex12.internal.baidu.com (unknown [10.127.64.35]) by Forcepoint Email with ESMTPS id A8276E2D4722719671E6; Tue, 28 Sep 2021 22:20:41 +0800 (CST) Received: from BJHW-MAIL-EX27.internal.baidu.com (10.127.64.42) by BJHW-Mail-Ex12.internal.baidu.com (10.127.64.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14; Tue, 28 Sep 2021 22:20:41 +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; Tue, 28 Sep 2021 22:20:40 +0800 From: Cai Huoqing <caihuoqing@baidu.com> To: <caihuoqing@baidu.com> CC: Linus Walleij <linus.walleij@linaro.org>, Jonathan Cameron <jic23@kernel.org>, Lars-Peter Clausen <lars@metafoo.de>, Shawn Guo <shawnguo@kernel.org>, Sascha Hauer <s.hauer@pengutronix.de>, "Pengutronix Kernel Team" <kernel@pengutronix.de>, Fabio Estevam <festevam@gmail.com>, "NXP Linux Team" <linux-imx@nxp.com>, Vladimir Zapolskiy <vz@mleia.com>, "Neil Armstrong" <narmstrong@baylibre.com>, Kevin Hilman <khilman@baylibre.com>, Jerome Brunet <jbrunet@baylibre.com>, Martin Blumenstingl <martin.blumenstingl@googlemail.com>, Andy Gross <agross@kernel.org>, "Bjorn Andersson" <bjorn.andersson@linaro.org>, Heiko Stuebner <heiko@sntech.de>, <linux-arm-kernel@lists.infradead.org>, <linux-iio@vger.kernel.org>, <linux-kernel@vger.kernel.org>, <linux-amlogic@lists.infradead.org>, <linux-arm-msm@vger.kernel.org>, <linux-rockchip@lists.infradead.org> Subject: [PATCH v3 9/9] iio: adc: ti-ads7950: Make use of the helper function dev_err_probe() Date: Tue, 28 Sep 2021 22:19:55 +0800 Message-ID: <20210928141956.2148-9-caihuoqing@baidu.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210928141956.2148-1-caihuoqing@baidu.com> References: <20210928141956.2148-1-caihuoqing@baidu.com> MIME-Version: 1.0 X-Originating-IP: [172.31.63.8] X-ClientProxiedBy: BJHW-Mail-Ex13.internal.baidu.com (10.127.64.36) To BJHW-MAIL-EX27.internal.baidu.com (10.127.64.42) X-Baidu-BdMsfe-DateCheck: 1_BJHW-Mail-Ex12_2021-09-28 22:20:41:697 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210928_072043_039373_BBF92D62 X-CRM114-Status: GOOD ( 10.73 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: <linux-arm-kernel.lists.infradead.org> List-Unsubscribe: <http://lists.infradead.org/mailman/options/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=unsubscribe> List-Archive: <http://lists.infradead.org/pipermail/linux-arm-kernel/> List-Post: <mailto:linux-arm-kernel@lists.infradead.org> List-Help: <mailto:linux-arm-kernel-request@lists.infradead.org?subject=help> List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe> Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org |
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[v3,1/9] iio: adc: ab8500-gpadc: Make use of the helper function dev_err_probe()
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diff --git a/drivers/iio/adc/ti-ads7950.c b/drivers/iio/adc/ti-ads7950.c index a2b83f0bd526..a7efa3eada2c 100644 --- a/drivers/iio/adc/ti-ads7950.c +++ b/drivers/iio/adc/ti-ads7950.c @@ -600,8 +600,8 @@ static int ti_ads7950_probe(struct spi_device *spi) st->reg = devm_regulator_get(&spi->dev, "vref"); if (IS_ERR(st->reg)) { - dev_err(&spi->dev, "Failed to get regulator \"vref\"\n"); - ret = PTR_ERR(st->reg); + ret = dev_err_probe(&spi->dev, PTR_ERR(st->reg), + "Failed to get regulator \"vref\"\n"); goto error_destroy_mutex; }
When possible use dev_err_probe help to properly deal with the PROBE_DEFER error, the benefit is that DEFER issue will be logged in the devices_deferred debugfs file. Using dev_err_probe() can reduce code size, and the error value gets printed. Signed-off-by: Cai Huoqing <caihuoqing@baidu.com> --- drivers/iio/adc/ti-ads7950.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)