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=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT 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 0CCAAC28CF6 for ; Fri, 3 Aug 2018 13:42:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BB0A72176D for ; Fri, 3 Aug 2018 13:42:54 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BB0A72176D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=embeddedor.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 S1732222AbeHCPjR (ORCPT ); Fri, 3 Aug 2018 11:39:17 -0400 Received: from gateway34.websitewelcome.com ([192.185.148.214]:21274 "EHLO gateway34.websitewelcome.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729367AbeHCPjR (ORCPT ); Fri, 3 Aug 2018 11:39:17 -0400 Received: from cm15.websitewelcome.com (cm15.websitewelcome.com [100.42.49.9]) by gateway34.websitewelcome.com (Postfix) with ESMTP id 97407118885C for ; Fri, 3 Aug 2018 08:42:51 -0500 (CDT) Received: from gator4166.hostgator.com ([108.167.133.22]) by cmsmtp with SMTP id laLOfQKvibXuJlaLkfq68V; Fri, 03 Aug 2018 08:42:51 -0500 X-Authority-Reason: nr=8 Received: from [189.250.50.82] (port=49916 helo=embeddedor) by gator4166.hostgator.com with esmtpa (Exim 4.91) (envelope-from ) id 1flaLN-001l1F-Hz; Fri, 03 Aug 2018 08:42:13 -0500 Date: Fri, 3 Aug 2018 08:42:11 -0500 From: "Gustavo A. R. Silva" To: Rohit kumar , Patrick Lai , Banajit Goswami , Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" Subject: [PATCH] ASoC: smd845: fix memory leak Message-ID: <20180803134211.GA24593@embeddedor.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.24 (2015-08-30) X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - gator4166.hostgator.com X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - embeddedor.com X-BWhitelist: no X-Source-IP: 189.250.50.82 X-Source-L: No X-Exim-ID: 1flaLN-001l1F-Hz X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: (embeddedor) [189.250.50.82]:49916 X-Source-Auth: gustavo@embeddedor.com X-Email-Count: 9 X-Source-Cap: Z3V6aWRpbmU7Z3V6aWRpbmU7Z2F0b3I0MTY2Lmhvc3RnYXRvci5jb20= X-Local-Domain: yes Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In case memory resources for *card* were allocated, release them before return. Addresses-Coverity-ID: 1472244 ("Resource leak") Fixes: 6b1687bf76ef ("ASoC: qcom: add sdm845 sound card support") Signed-off-by: Gustavo A. R. Silva --- NOTE: Notice that there are many places in which the return values of functions snd_soc_dai_set_sysclk() and snd_soc_dai_set_fmt() are not being checked. I wonder if this is intentional. Otherwise, I can send a patch for that. Please, confirm. Thanks! sound/soc/qcom/sdm845.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/sound/soc/qcom/sdm845.c b/sound/soc/qcom/sdm845.c index be0cb11..c1adb77 100644 --- a/sound/soc/qcom/sdm845.c +++ b/sound/soc/qcom/sdm845.c @@ -222,8 +222,10 @@ static int sdm845_snd_platform_probe(struct platform_device *pdev) /* Allocate the private data */ data = kzalloc(sizeof(*data), GFP_KERNEL); - if (!data) - return -ENOMEM; + if (!data) { + ret = -ENOMEM; + goto data_alloc_fail; + } card->dev = dev; dev_set_drvdata(dev, card); @@ -248,6 +250,7 @@ static int sdm845_snd_platform_probe(struct platform_device *pdev) kfree(card->dai_link); parse_dt_fail: kfree(data); +data_alloc_fail: kfree(card); return ret; } -- 2.7.4