From patchwork Sat Aug 29 06:47:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 11744069 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 05F9413B1 for ; Sat, 29 Aug 2020 06:48:41 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 D241221527 for ; Sat, 29 Aug 2020 06:48:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="2sEWsCKM"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="zTVALHup" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D241221527 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-amlogic-bounces+patchwork-linux-amlogic=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:MIME-Version:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:References:In-Reply-To:Message-Id:Date:Subject:To: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=ITDVkaotA82Mr/k10LiVj0Y4HZXXZZqy0JuBZPwH+qI=; b=2sEWsCKMuPknHD1oumMQcE1l8d 2NJnXN0ZLudO2mjyxj0CUDSVmIUBfB3QbhgV98z7LRGaXuJ6tRq0PZPubWS62H/EiLsU0Necaosh7 cujctHS/BDMYyqdHV7HHgH4b66w/yt8OYP6Eu7VYBjjJcdC/pewDOxPSQdH44wEoWUb77ibbtb162 irI6ryHX05rDWtNft9hZknU61i9V5zPdHVXH+emxSV00DCfbAzU9KqzHkc8JDt/PeWRMmM+L5DSH5 1ovKuGLXQIAasLniKip+VNXieJkvYNtdByON6bQBvUsbY/dPAZvabOckAXJA7QPdMWfnB7uKRru1W Ft/LHOpg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kBueq-0002jS-2B; Sat, 29 Aug 2020 06:48:12 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kBuen-0002ia-LJ; Sat, 29 Aug 2020 06:48:10 +0000 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 1B5D92137B; Sat, 29 Aug 2020 06:48:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598683689; bh=K83T+JXtESA0TpwgWdU6Z3Vl8lzC3/2+GqaR3PlsHoM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=zTVALHupfoniHQUm20051KrWI84bHOmJyP/hwatzCG0rANIzfPOmJmaqR/DuaU+Wm tS4bqbiP8NA8TnXPOl7PzZCRf+Wa4eN8qkd9N3p91VtViDeCGp411Qr2EAHqVhuJbF wbxeZaRfF2FHkTRRyevIzHU3ERkdVU8P5FZhMG3w= From: Krzysztof Kozlowski To: Jonathan Cameron , Lars-Peter Clausen , Peter Meerwald-Stadler , Peter Rosin , Michael Hennerich , Marek Vasut , Tomasz Duszynski , linux-iio@vger.kernel.org, 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 v3 02/18] iio: accel: mma8452: Simplify with dev_err_probe() Date: Sat, 29 Aug 2020 08:47:10 +0200 Message-Id: <20200829064726.26268-2-krzk@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200829064726.26268-1-krzk@kernel.org> References: <20200829064726.26268-1-krzk@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200829_024809_800595_4776B5A8 X-CRM114-Status: GOOD ( 14.51 ) X-Spam-Score: -6.2 (------) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-6.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -1.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Andy Shevchenko , Krzysztof Kozlowski MIME-Version: 1.0 Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+patchwork-linux-amlogic=patchwork.kernel.org@lists.infradead.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 Reviewed-by: Andy Shevchenko --- drivers/iio/accel/mma8452.c | 20 ++++++-------------- 1 file changed, 6 insertions(+), 14 deletions(-) diff --git a/drivers/iio/accel/mma8452.c b/drivers/iio/accel/mma8452.c index 4e6e70250048..104b87b98455 100644 --- a/drivers/iio/accel/mma8452.c +++ b/drivers/iio/accel/mma8452.c @@ -1538,22 +1538,14 @@ static int mma8452_probe(struct i2c_client *client, data->chip_info = match->data; data->vdd_reg = devm_regulator_get(&client->dev, "vdd"); - if (IS_ERR(data->vdd_reg)) { - if (PTR_ERR(data->vdd_reg) == -EPROBE_DEFER) - return -EPROBE_DEFER; - - dev_err(&client->dev, "failed to get VDD regulator!\n"); - return PTR_ERR(data->vdd_reg); - } + if (IS_ERR(data->vdd_reg)) + return dev_err_probe(&client->dev, PTR_ERR(data->vdd_reg), + "failed to get VDD regulator!\n"); data->vddio_reg = devm_regulator_get(&client->dev, "vddio"); - if (IS_ERR(data->vddio_reg)) { - if (PTR_ERR(data->vddio_reg) == -EPROBE_DEFER) - return -EPROBE_DEFER; - - dev_err(&client->dev, "failed to get VDDIO regulator!\n"); - return PTR_ERR(data->vddio_reg); - } + if (IS_ERR(data->vddio_reg)) + return dev_err_probe(&client->dev, PTR_ERR(data->vddio_reg), + "failed to get VDDIO regulator!\n"); ret = regulator_enable(data->vdd_reg); if (ret) {