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,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 19155C28CBC for ; Thu, 30 Apr 2020 14:08:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E390B2076D for ; Thu, 30 Apr 2020 14:08:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588255687; bh=GYpa3dN/ceeAIktMDNq9xvzagqdZCbUIdjlAwEWSv98=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=B7aIPvzIpolve0T2rz7fgyYZrWsfuzNG8UB4o3lshI9KmlAKBTwQ5dxv3PssDYz4b ezTRGBpdwArfqh8D3EKinKPepCPWA7pm0nCdXtk+vc7btSLTPROZh5EOMX0BtOx8OL X6br5vY+pCtweyIhnu0XKmnh2KVQP3QOdsjiXIZc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728976AbgD3OIH (ORCPT ); Thu, 30 Apr 2020 10:08:07 -0400 Received: from mail.kernel.org ([198.145.29.99]:33374 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728360AbgD3NwY (ORCPT ); Thu, 30 Apr 2020 09:52:24 -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 5902C21775; Thu, 30 Apr 2020 13:52:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588254744; bh=GYpa3dN/ceeAIktMDNq9xvzagqdZCbUIdjlAwEWSv98=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dG69HRKc2HmS8Kkqmjw7XmEJjMiC4hMSKoWMOTKwOk9WCkdaGtmHWRgVQEll8ZxSp ntC9jsDy8QvrbLL7kIGnpg1dN+9XjaNAIS42AGWsNgvF35bsi1fL76KQO15xu1qXZB BJfVmccVU7uIY8U2iAfNbdTJgMDbwuHw9fddZUts= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: =?UTF-8?q?Amadeusz=20S=C5=82awi=C5=84ski?= , Ranjani Sridharan , Pierre-Louis Bossart , Mark Brown , Sasha Levin , alsa-devel@alsa-project.org Subject: [PATCH AUTOSEL 5.4 04/57] ASoC: topology: Check return value of soc_tplg_*_create Date: Thu, 30 Apr 2020 09:51:25 -0400 Message-Id: <20200430135218.20372-4-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200430135218.20372-1-sashal@kernel.org> References: <20200430135218.20372-1-sashal@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 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: Amadeusz Sławiński [ Upstream commit 2ae548f30d7f6973388fc3769bb3c2f6fd13652b ] Functions soc_tplg_denum_create, soc_tplg_dmixer_create, soc_tplg_dbytes_create can fail, so their return values should be checked and error should be propagated. Signed-off-by: Amadeusz Sławiński Reviewed-by: Ranjani Sridharan Reviewed-by: Pierre-Louis Bossart Link: https://lore.kernel.org/r/20200327204729.397-4-amadeuszx.slawinski@linux.intel.com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/soc-topology.c | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-) diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c index c2901652a6d04..efe6ad3bfcd9b 100644 --- a/sound/soc/soc-topology.c +++ b/sound/soc/soc-topology.c @@ -1123,6 +1123,7 @@ static int soc_tplg_kcontrol_elems_load(struct soc_tplg *tplg, struct snd_soc_tplg_hdr *hdr) { struct snd_soc_tplg_ctl_hdr *control_hdr; + int ret; int i; if (tplg->pass != SOC_TPLG_PASS_MIXER) { @@ -1151,25 +1152,30 @@ static int soc_tplg_kcontrol_elems_load(struct soc_tplg *tplg, case SND_SOC_TPLG_CTL_RANGE: case SND_SOC_TPLG_DAPM_CTL_VOLSW: case SND_SOC_TPLG_DAPM_CTL_PIN: - soc_tplg_dmixer_create(tplg, 1, - le32_to_cpu(hdr->payload_size)); + ret = soc_tplg_dmixer_create(tplg, 1, + le32_to_cpu(hdr->payload_size)); break; case SND_SOC_TPLG_CTL_ENUM: case SND_SOC_TPLG_CTL_ENUM_VALUE: case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE: case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT: case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE: - soc_tplg_denum_create(tplg, 1, - le32_to_cpu(hdr->payload_size)); + ret = soc_tplg_denum_create(tplg, 1, + le32_to_cpu(hdr->payload_size)); break; case SND_SOC_TPLG_CTL_BYTES: - soc_tplg_dbytes_create(tplg, 1, - le32_to_cpu(hdr->payload_size)); + ret = soc_tplg_dbytes_create(tplg, 1, + le32_to_cpu(hdr->payload_size)); break; default: soc_bind_err(tplg, control_hdr, i); return -EINVAL; } + if (ret < 0) { + dev_err(tplg->dev, "ASoC: invalid control\n"); + return ret; + } + } return 0; -- 2.20.1