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=-10.1 required=3.0 tests=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 6E551C43331 for ; Wed, 13 Nov 2019 02:03:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3AB43222CD for ; Wed, 13 Nov 2019 02:03:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573610603; bh=laoqNmJBfeOHo+/xTivya8pe9YZR3Jiai/QAOQi7MCY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=0zEANWx2ae0dWZLP9WtEGcW9xnWDLB43IDIGKlg3mMqdLuQMGDpySlDATv7vpLk85 JMhltLwtO90rMwKW9S9ep7GBKNzVbcxwIcGfE4TCztnNQvE9NJXj8+5bePoSeBeVbY 90godnywH9cqO4nC9lssjrfTJui7W4QKTOMai77Y= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730656AbfKMCDS (ORCPT ); Tue, 12 Nov 2019 21:03:18 -0500 Received: from mail.kernel.org ([198.145.29.99]:59710 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731074AbfKMCCs (ORCPT ); Tue, 12 Nov 2019 21:02:48 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (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 746BD222CA; Wed, 13 Nov 2019 02:02:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573610568; bh=laoqNmJBfeOHo+/xTivya8pe9YZR3Jiai/QAOQi7MCY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=G5V/oAr+pOk2kfyTBD11dGJafpJ8ugxZmAXt7/lvVkIP75ndji8ZuAXrPoDf7Lcko oML9g9QSaWTVp5ngsR0rTsScGPb6NbJB4wPPK3eh2izaYBUMKaj/AYiDoatCIlhazu H6DXB7LXETpMtrr7qd+kU5QcOlzhnWkPTXqO7ndY= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Thierry Reding , Guenter Roeck , Sasha Levin , linux-hwmon@vger.kernel.org Subject: [PATCH AUTOSEL 4.4 45/48] hwmon: (pwm-fan) Silence error on probe deferral Date: Tue, 12 Nov 2019 21:01:28 -0500 Message-Id: <20191113020131.13356-45-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191113020131.13356-1-sashal@kernel.org> References: <20191113020131.13356-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@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 3e23003f78b01..993c61e95d30c 100644 --- a/drivers/hwmon/pwm-fan.c +++ b/drivers/hwmon/pwm-fan.c @@ -227,8 +227,12 @@ 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