From mboxrd@z Thu Jan 1 00:00:00 1970 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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 8FB0BC432C0 for ; Fri, 22 Nov 2019 10:54:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 69CDE2073B for ; Fri, 22 Nov 2019 10:54:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574420089; bh=FJ+VnI9oZcBnhezxFHAHzk3I2B2oWQZz95RSyzMIKtM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=sR40TjL867bXOzXi6yIvRuUjJRxG5hC7Aq5z940pOyk6RHj2+Qx/YpRZg8jtMn9ZZ 07obXXCq4H63CTbDl3UrG4r8cVntMd2ZaJDgfJLijgrh97s6Au+eBYkfg3rtQzJjrj BQSL14EsqHJE3aHxJ5pr8us66JxyvgCG9wyYNJzc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728825AbfKVKys (ORCPT ); Fri, 22 Nov 2019 05:54:48 -0500 Received: from mail.kernel.org ([198.145.29.99]:40698 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730370AbfKVKyq (ORCPT ); Fri, 22 Nov 2019 05:54:46 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 56AE320715; Fri, 22 Nov 2019 10:54:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574420085; bh=FJ+VnI9oZcBnhezxFHAHzk3I2B2oWQZz95RSyzMIKtM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GJkUzGv7O4UhOcPUkWYZ93VWnpXuKKwILSF2H6c8qafEiGml9eU+CbbSgDachtUP6 zd4nEwJ4Vc6Q/dIw4nXdvCOpVTrr2A+KrdpF/mqgGUDeWHOkkYObZGsBqs3jyJ8Qc5 h2R/yUaB8vUw9122SgboSSSORyKNybubUo5JoMpY= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Thierry Reding , Guenter Roeck , Sasha Levin Subject: [PATCH 4.14 110/122] hwmon: (pwm-fan) Silence error on probe deferral Date: Fri, 22 Nov 2019 11:29:23 +0100 Message-Id: <20191122100833.920373569@linuxfoundation.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191122100722.177052205@linuxfoundation.org> References: <20191122100722.177052205@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Thierry Reding [ Upstream commit 9f67f7583e77fe5dc57aab3a6159c2642544eaad ] Probe deferrals aren't actual errors, so silence the error message in case the PWM cannot yet be acquired. Signed-off-by: Thierry Reding Signed-off-by: Guenter Roeck Signed-off-by: Sasha Levin --- drivers/hwmon/pwm-fan.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/hwmon/pwm-fan.c b/drivers/hwmon/pwm-fan.c index 6d30bec04f2d8..f981da686d7eb 100644 --- a/drivers/hwmon/pwm-fan.c +++ b/drivers/hwmon/pwm-fan.c @@ -221,8 +221,12 @@ static int pwm_fan_probe(struct platform_device *pdev) ctx->pwm = devm_of_pwm_get(&pdev->dev, pdev->dev.of_node, NULL); if (IS_ERR(ctx->pwm)) { - dev_err(&pdev->dev, "Could not get PWM\n"); - return PTR_ERR(ctx->pwm); + ret = PTR_ERR(ctx->pwm); + + if (ret != -EPROBE_DEFER) + dev_err(&pdev->dev, "Could not get PWM: %d\n", ret); + + return ret; } platform_set_drvdata(pdev, ctx); -- 2.20.1