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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 01E13C43441 for ; Wed, 14 Nov 2018 21:32:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BD63421582 for ; Wed, 14 Nov 2018 21:32:08 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BD63421582 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=canonical.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728408AbeKOHhC (ORCPT ); Thu, 15 Nov 2018 02:37:02 -0500 Received: from youngberry.canonical.com ([91.189.89.112]:52138 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726209AbeKOHhB (ORCPT ); Thu, 15 Nov 2018 02:37:01 -0500 Received: from 1.general.cking.uk.vpn ([10.172.193.212] helo=localhost) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.76) (envelope-from ) id 1gN2lJ-0002Rf-Cl; Wed, 14 Nov 2018 21:31:49 +0000 From: Colin King To: Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai , Maruthi Bayyavarapu , Vijendar Mukunda , alsa-devel@alsa-project.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH][next] ASoC: amd: fix memory leak of i2s_data on error return Date: Wed, 14 Nov 2018 21:31:48 +0000 Message-Id: <20181114213148.14977-1-colin.king@canonical.com> X-Mailer: git-send-email 2.19.1 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Colin Ian King Currently when snd_pcm_hw_constraint_integer fails there is a memory leak of i2s_data on the error return path. Fix this by kfree'ing i2s_data before returning. Detected by CoverityScan, CID#1475479 ("Resource leak") Fixes: 0b87d6bcd648 ("ASoC: amd: add acp3x pcm driver dma ops") Signed-off-by: Colin Ian King --- sound/soc/amd/raven/acp3x-pcm-dma.c | 1 + 1 file changed, 1 insertion(+) diff --git a/sound/soc/amd/raven/acp3x-pcm-dma.c b/sound/soc/amd/raven/acp3x-pcm-dma.c index 2e61cef00f41..b16cdd187139 100644 --- a/sound/soc/amd/raven/acp3x-pcm-dma.c +++ b/sound/soc/amd/raven/acp3x-pcm-dma.c @@ -309,6 +309,7 @@ static int acp3x_dma_open(struct snd_pcm_substream *substream) SNDRV_PCM_HW_PARAM_PERIODS); if (ret < 0) { dev_err(component->dev, "set integer constraint failed\n"); + kfree(i2s_data); return ret; } -- 2.19.1