From patchwork Wed Aug 26 14:51:46 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 257333 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=-14.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 E6293C433E4 for ; Wed, 26 Aug 2020 14:53:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BB65E22B49 for ; Wed, 26 Aug 2020 14:53:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598453581; bh=kkISLubLn02Pqd4uTanIQMpVWj7X3BN+1/yofvSuWc8=; h=From:To:Subject:Date:In-Reply-To:References:List-ID:From; b=Ce+aOjuPgVLDRD/jBrodCSONE83fmZznfbhU7PRQYOAaCzdHL/KRq7aYGsvqTs8a1 dfuS++27ayqcJxHsRszs0WbDLfpIlYjuvHRIycCq5/pT9y8jlIbYLleZWHPuKj7H7R foy0QnHBkT1UTixrd6GbTXHbNmg102/94zPnA494= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728145AbgHZOw5 (ORCPT ); Wed, 26 Aug 2020 10:52:57 -0400 Received: from mail.kernel.org ([198.145.29.99]:39566 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726870AbgHZOwx (ORCPT ); Wed, 26 Aug 2020 10:52:53 -0400 Received: from localhost.localdomain (unknown [194.230.155.216]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 3FABE2177B; Wed, 26 Aug 2020 14:52:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598453572; bh=kkISLubLn02Pqd4uTanIQMpVWj7X3BN+1/yofvSuWc8=; h=From:To:Subject:Date:In-Reply-To:References:From; b=H83nW6V5S3urOUpULphtz3zccovbw9g0fFCefrjuYoLXand4Ge+9p3+Qyf/Srtffc YmReJ+BHI1bG1UUo4u3E1DyrY/ZG2fhUgi/JEZbJBWLnHhmG2Rw6sbUKkSHiVsfKm3 XeueJ6nAcItK/oN4JmekPru4Me0xq7pfmGDQHOR8= From: Krzysztof Kozlowski To: Jonathan Cameron , Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald-Stadler , Peter Rosin , Kukjin Kim , Krzysztof Kozlowski , Michael Hennerich , Kevin Hilman , Neil Armstrong , Jerome Brunet , Martin Blumenstingl , Marek Vasut , Maxime Coquelin , Alexandre Torgue , Beniamin Bia , Tomasz Duszynski , Linus Walleij , Jonathan Bakker , Alexandru Ardelean , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com Subject: [PATCH 09/16] iio: afe: iio-rescale: Simplify with dev_err_probe() Date: Wed, 26 Aug 2020 16:51:46 +0200 Message-Id: <20200826145153.10444-9-krzk@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200826145153.10444-1-krzk@kernel.org> References: <20200826145153.10444-1-krzk@kernel.org> Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org Common pattern of handling deferred probe can be simplified with dev_err_probe(). Less code and also it prints the error value. Signed-off-by: Krzysztof Kozlowski --- drivers/iio/afe/iio-rescale.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/drivers/iio/afe/iio-rescale.c b/drivers/iio/afe/iio-rescale.c index 69c0f277ada0..e42ea2b1707d 100644 --- a/drivers/iio/afe/iio-rescale.c +++ b/drivers/iio/afe/iio-rescale.c @@ -276,11 +276,9 @@ static int rescale_probe(struct platform_device *pdev) int ret; source = devm_iio_channel_get(dev, NULL); - if (IS_ERR(source)) { - if (PTR_ERR(source) != -EPROBE_DEFER) - dev_err(dev, "failed to get source channel\n"); - return PTR_ERR(source); - } + if (IS_ERR(source)) + return dev_err_probe(dev, PTR_ERR(source), + "failed to get source channel\n"); sizeof_ext_info = iio_get_channel_ext_info_count(source); if (sizeof_ext_info) {