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=-16.1 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,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 AA57AC43465 for ; Fri, 18 Sep 2020 02:39:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 68BDA23730 for ; Fri, 18 Sep 2020 02:39:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600396791; bh=/iP9Ag19GgBHLvoiSq8lhc67xp8mDrrl8ZQW/1k9LsQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=SjxZO16KOklFwMaTnSzI51SkbeSVR8f0AWm/BqW6ew3DwcBzUQx3g5DYBTmommCp/ QNATt2JJuIsfYtEE6qL7Uo82ZZBGuUSYV6CQYTjuIX43NXWmvc9Mc7jIuhy4vpNQU+ Eu6fysFn+w52fIG0KITGzr86FBaaWVSnkOzbYkBc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729036AbgIRCju (ORCPT ); Thu, 17 Sep 2020 22:39:50 -0400 Received: from mail.kernel.org ([198.145.29.99]:37798 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728167AbgIRCLw (ORCPT ); Thu, 17 Sep 2020 22:11:52 -0400 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 ECB74208E4; Fri, 18 Sep 2020 02:11:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600395111; bh=/iP9Ag19GgBHLvoiSq8lhc67xp8mDrrl8ZQW/1k9LsQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=C2r5w3JBt1m/iQ32nKbrzswZWsp2vfR9nxkYyHda6nsE2WaSTeSWz+DeMC1uFkbkP 9TtGZ/6f45eTKCsIpvlbl91uupNQuex4TA070BocLIR9yPeP1kDY6E1MoTlgWydblH oI/RkzEN1Vjc5A4Ykz9m00/WAKG/m5htCUyhsp10= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Dinghao Liu , Mark Brown , Sasha Levin , alsa-devel@alsa-project.org Subject: [PATCH AUTOSEL 4.19 185/206] ASoC: img-i2s-out: Fix runtime PM imbalance on error Date: Thu, 17 Sep 2020 22:07:41 -0400 Message-Id: <20200918020802.2065198-185-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200918020802.2065198-1-sashal@kernel.org> References: <20200918020802.2065198-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dinghao Liu [ Upstream commit 65bd91dd6957390c42a0491b9622cf31a2cdb140 ] pm_runtime_get_sync() increments the runtime PM usage counter even the call returns an error code. Thus a pairing decrement is needed on the error handling path to keep the counter balanced. Signed-off-by: Dinghao Liu Link: https://lore.kernel.org/r/20200529012230.5863-1-dinghao.liu@zju.edu.cn Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/img/img-i2s-out.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/sound/soc/img/img-i2s-out.c b/sound/soc/img/img-i2s-out.c index fc2d1dac63339..798ab579564cb 100644 --- a/sound/soc/img/img-i2s-out.c +++ b/sound/soc/img/img-i2s-out.c @@ -350,8 +350,10 @@ static int img_i2s_out_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) chan_control_mask = IMG_I2S_OUT_CHAN_CTL_CLKT_MASK; ret = pm_runtime_get_sync(i2s->dev); - if (ret < 0) + if (ret < 0) { + pm_runtime_put_noidle(i2s->dev); return ret; + } img_i2s_out_disable(i2s); @@ -491,8 +493,10 @@ static int img_i2s_out_probe(struct platform_device *pdev) goto err_pm_disable; } ret = pm_runtime_get_sync(&pdev->dev); - if (ret < 0) + if (ret < 0) { + pm_runtime_put_noidle(&pdev->dev); goto err_suspend; + } reg = IMG_I2S_OUT_CTL_FRM_SIZE_MASK; img_i2s_out_writel(i2s, reg, IMG_I2S_OUT_CTL); -- 2.25.1