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=-13.0 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,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 8C4DDC433E1 for ; Fri, 21 Aug 2020 16:24:32 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (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 12F6C20578 for ; Fri, 21 Aug 2020 16:24:32 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="FiZYT80x"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="pRRYAU0r" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 12F6C20578 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 9BF0416C8; Fri, 21 Aug 2020 18:23:40 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 9BF0416C8 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1598027070; bh=gWohrytgPPCufu0Y0SdUetLBz+Kc3A0G8R2gLyGeer8=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=FiZYT80xxyPyx/LRVcPKUlBqGkTybPKlZ59pxqCaxeGnbrdiXoXFiwQuGm4brAPP+ JRcMLJbeon3drkf1rblNKDg4bc2XGWXWM1BHAFtBuIEobrnlpfpk1vOzfzXu3+hAZA FwME9l/FC6+H4RsmiBI7oVy17szhdeMATRfidSQk= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id A6B0BF80344; Fri, 21 Aug 2020 18:16:10 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id DE21DF80340; Fri, 21 Aug 2020 18:16:05 +0200 (CEST) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 7BA12F80335 for ; Fri, 21 Aug 2020 18:15:58 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 7BA12F80335 Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="pRRYAU0r" 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 4D5BB20578; Fri, 21 Aug 2020 16:15:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598026557; bh=gWohrytgPPCufu0Y0SdUetLBz+Kc3A0G8R2gLyGeer8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=pRRYAU0rP57zlFusSyYkjYNvejVWszhbDc0tq+AvohT7G20EqCG3LWjGx+plEosqg BEHRDM4X9VNlb5dCUDjrt9mLov+A/TZb5idjTovby9aQtRtkhKyMG3oyWrpBYHgRua LWdJOoWQtpVQ3z4OZaNP/JTrcDh7Y20XZyfzF8/k= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: [PATCH AUTOSEL 5.7 09/61] ASoC: tegra: Fix reference count leaks. Date: Fri, 21 Aug 2020 12:14:53 -0400 Message-Id: <20200821161545.347622-9-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200821161545.347622-1-sashal@kernel.org> References: <20200821161545.347622-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Cc: Sasha Levin , alsa-devel@alsa-project.org, Jon Hunter , Mark Brown , Qiushi Wu , linux-tegra@vger.kernel.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" From: Qiushi Wu [ Upstream commit deca195383a6085be62cb453079e03e04d618d6e ] Calling pm_runtime_get_sync increments the counter even in case of failure, causing incorrect ref count if pm_runtime_put is not called in error handling paths. Call pm_runtime_put if pm_runtime_get_sync fails. Signed-off-by: Qiushi Wu Reviewed-by: Jon Hunter Link: https://lore.kernel.org/r/20200613204422.24484-1-wu000273@umn.edu Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/tegra/tegra30_ahub.c | 4 +++- sound/soc/tegra/tegra30_i2s.c | 4 +++- 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/sound/soc/tegra/tegra30_ahub.c b/sound/soc/tegra/tegra30_ahub.c index 635eacbd28d47..156e3b9d613c6 100644 --- a/sound/soc/tegra/tegra30_ahub.c +++ b/sound/soc/tegra/tegra30_ahub.c @@ -643,8 +643,10 @@ static int tegra30_ahub_resume(struct device *dev) int ret; ret = pm_runtime_get_sync(dev); - if (ret < 0) + if (ret < 0) { + pm_runtime_put(dev); return ret; + } ret = regcache_sync(ahub->regmap_ahub); ret |= regcache_sync(ahub->regmap_apbif); pm_runtime_put(dev); diff --git a/sound/soc/tegra/tegra30_i2s.c b/sound/soc/tegra/tegra30_i2s.c index d59882ec48f16..db5a8587bfa4c 100644 --- a/sound/soc/tegra/tegra30_i2s.c +++ b/sound/soc/tegra/tegra30_i2s.c @@ -567,8 +567,10 @@ static int tegra30_i2s_resume(struct device *dev) int ret; ret = pm_runtime_get_sync(dev); - if (ret < 0) + if (ret < 0) { + pm_runtime_put(dev); return ret; + } ret = regcache_sync(i2s->regmap); pm_runtime_put(dev); -- 2.25.1 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=-13.1 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=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 34091C433E4 for ; Fri, 21 Aug 2020 16:16:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0A1CA2063A for ; Fri, 21 Aug 2020 16:16:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598026570; bh=gWohrytgPPCufu0Y0SdUetLBz+Kc3A0G8R2gLyGeer8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=T8KaUaf5tmrsv9GkazgwMyNCuj9/wHhwoA9FKgaWM2KgGa6VjOL5rCH5C53ZMqf8L KyE7cFAUjimRMpEQi+be1HwfHiLqVhU/+U3LCPlBh9igAGmPFm2QMl6bo68y6B2ccD AsAtIsH5jRc/VLNWIItv70V/GzYV4Xa70ODWi3yE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728040AbgHUQQF (ORCPT ); Fri, 21 Aug 2020 12:16:05 -0400 Received: from mail.kernel.org ([198.145.29.99]:48854 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728008AbgHUQP5 (ORCPT ); Fri, 21 Aug 2020 12:15:57 -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 4D5BB20578; Fri, 21 Aug 2020 16:15:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598026557; bh=gWohrytgPPCufu0Y0SdUetLBz+Kc3A0G8R2gLyGeer8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=pRRYAU0rP57zlFusSyYkjYNvejVWszhbDc0tq+AvohT7G20EqCG3LWjGx+plEosqg BEHRDM4X9VNlb5dCUDjrt9mLov+A/TZb5idjTovby9aQtRtkhKyMG3oyWrpBYHgRua LWdJOoWQtpVQ3z4OZaNP/JTrcDh7Y20XZyfzF8/k= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Qiushi Wu , Jon Hunter , Mark Brown , Sasha Levin , alsa-devel@alsa-project.org, linux-tegra@vger.kernel.org Subject: [PATCH AUTOSEL 5.7 09/61] ASoC: tegra: Fix reference count leaks. Date: Fri, 21 Aug 2020 12:14:53 -0400 Message-Id: <20200821161545.347622-9-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200821161545.347622-1-sashal@kernel.org> References: <20200821161545.347622-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Qiushi Wu [ Upstream commit deca195383a6085be62cb453079e03e04d618d6e ] Calling pm_runtime_get_sync increments the counter even in case of failure, causing incorrect ref count if pm_runtime_put is not called in error handling paths. Call pm_runtime_put if pm_runtime_get_sync fails. Signed-off-by: Qiushi Wu Reviewed-by: Jon Hunter Link: https://lore.kernel.org/r/20200613204422.24484-1-wu000273@umn.edu Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/tegra/tegra30_ahub.c | 4 +++- sound/soc/tegra/tegra30_i2s.c | 4 +++- 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/sound/soc/tegra/tegra30_ahub.c b/sound/soc/tegra/tegra30_ahub.c index 635eacbd28d47..156e3b9d613c6 100644 --- a/sound/soc/tegra/tegra30_ahub.c +++ b/sound/soc/tegra/tegra30_ahub.c @@ -643,8 +643,10 @@ static int tegra30_ahub_resume(struct device *dev) int ret; ret = pm_runtime_get_sync(dev); - if (ret < 0) + if (ret < 0) { + pm_runtime_put(dev); return ret; + } ret = regcache_sync(ahub->regmap_ahub); ret |= regcache_sync(ahub->regmap_apbif); pm_runtime_put(dev); diff --git a/sound/soc/tegra/tegra30_i2s.c b/sound/soc/tegra/tegra30_i2s.c index d59882ec48f16..db5a8587bfa4c 100644 --- a/sound/soc/tegra/tegra30_i2s.c +++ b/sound/soc/tegra/tegra30_i2s.c @@ -567,8 +567,10 @@ static int tegra30_i2s_resume(struct device *dev) int ret; ret = pm_runtime_get_sync(dev); - if (ret < 0) + if (ret < 0) { + pm_runtime_put(dev); return ret; + } ret = regcache_sync(i2s->regmap); pm_runtime_put(dev); -- 2.25.1