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=-6.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS 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 D34A2CA9EA0 for ; Mon, 28 Oct 2019 06:33:52 +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 CFAD020862 for ; Mon, 28 Oct 2019 06:33:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="p24Ozn6p" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CFAD020862 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.de 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 AE3D41A97; Mon, 28 Oct 2019 07:32:59 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz AE3D41A97 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1572244429; bh=1AIckFaoPjbzCMVHpMdhsPM6ALCyXR169TOrkp9JZR0=; h=Date:From:To:In-Reply-To:References:Cc:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=p24Ozn6pujNigFSoo/vrYOfuRxHQbssCGWzkkwOToqvDklTwnEbDLqr+LCy8uLX6L 95Tr+Q0/JRis6F+4cgooKVpbKUsRUlhFFGFHRRP4jhRQn4QszcRoaWLB/OJaCxvROQ ZniiHTRBIAic67K5rMV+N6zIi3VsapAEbbNHeds4= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 49F83F800E7; Mon, 28 Oct 2019 07:32:59 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 96964F80361; Mon, 28 Oct 2019 07:32:57 +0100 (CET) Received: from mx1.suse.de (mx2.suse.de [195.135.220.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 6CC72F800E7 for ; Mon, 28 Oct 2019 07:32:55 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 6CC72F800E7 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 7DE1AB3C7; Mon, 28 Oct 2019 06:32:54 +0000 (UTC) Date: Mon, 28 Oct 2019 07:32:54 +0100 Message-ID: From: Takashi Iwai To: Navid Emamdoost In-Reply-To: <20191027183030.12677-1-navid.emamdoost@gmail.com> References: <20191027183030.12677-1-navid.emamdoost@gmail.com> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI/1.14.6 (Maruoka) FLIM/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL/10.8 Emacs/25.3 (x86_64-suse-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, kjlu@umn.edu, Takashi Iwai , Richard Fontana , emamd001@umn.edu, smccaman@umn.edu, Thomas Gleixner Subject: Re: [alsa-devel] [PATCH] ALSA: pci: Fix memory leak in snd_ali_create 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" On Sun, 27 Oct 2019 19:30:27 +0100, Navid Emamdoost wrote: > > In the implementation of snd_ali_create() the memory allocated for codec > is leaked in case of an error. Release codec if snd_ali_chip_init() > fails. Once again, this is a wrong fix. The code path is after snd_device_new() with the free op, so the object gets already released there. thanks, Takashi > > Fixes: f9ab2b1c3ab5 ("[ALSA] ali5451 - Code clean up, irq handler fix") > Signed-off-by: Navid Emamdoost > --- > sound/pci/ali5451/ali5451.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/sound/pci/ali5451/ali5451.c b/sound/pci/ali5451/ali5451.c > index 6e28e381c21a..3ed07a18be4d 100644 > --- a/sound/pci/ali5451/ali5451.c > +++ b/sound/pci/ali5451/ali5451.c > @@ -2179,6 +2179,7 @@ static int snd_ali_create(struct snd_card *card, > err = snd_ali_chip_init(codec); > if (err < 0) { > dev_err(card->dev, "ali create: chip init error.\n"); > + snd_ali_free(codec); > return err; > } > > -- > 2.17.1 > _______________________________________________ Alsa-devel mailing list Alsa-devel@alsa-project.org https://mailman.alsa-project.org/mailman/listinfo/alsa-devel