From patchwork Mon Sep 13 13:15:19 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 510405 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=-19.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, 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 915D0C433EF for ; Mon, 13 Sep 2021 14:41:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 79C6160698 for ; Mon, 13 Sep 2021 14:41:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346509AbhIMOmZ (ORCPT ); Mon, 13 Sep 2021 10:42:25 -0400 Received: from mail.kernel.org ([198.145.29.99]:58820 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347172AbhIMOkV (ORCPT ); Mon, 13 Sep 2021 10:40:21 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 0BBCA61C19; Mon, 13 Sep 2021 13:55:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1631541356; bh=1b4fiQW4iHip8NCQtY7EijYtiIGCgeHDYDcgrGIcoJA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qv7ERLwRWzVKrMyEyiD1jeCeItaRBeNiU/Ze080vF6LTTw7xhxKtk2cMhkCOAEpQ0 wXih5O1SyRB+hKfzwAb4syNKfehsgelIfglYvNh+Kbo5nwBuKk38X/bhztr11OHFmw yDywwm4TzFFJ9f+9d//IcUIMuu8l5yQmcp3DXpp4= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Christophe JAILLET , Mark Brown , Sasha Levin Subject: [PATCH 5.14 265/334] ASoC: wcd9335: Fix a memory leak in the error handling path of the probe function Date: Mon, 13 Sep 2021 15:15:19 +0200 Message-Id: <20210913131122.373372214@linuxfoundation.org> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210913131113.390368911@linuxfoundation.org> References: <20210913131113.390368911@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Christophe JAILLET [ Upstream commit fc6fc81caa63900cef9ebb8b2e365c3ed5a9effb ] If 'wcd9335_setup_irqs()' fails, me must release the memory allocated in 'wcd_clsh_ctrl_alloc()', as already done in the remove function. Add an error handling path and the missing 'wcd_clsh_ctrl_free()' call. Fixes: 20aedafdf492 ("ASoC: wcd9335: add support to wcd9335 codec") Signed-off-by: Christophe JAILLET Message-Id: <6dc12372f09fabb70bf05941dbe6a1382dc93e43.1629091028.git.christophe.jaillet@wanadoo.fr> Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/codecs/wcd9335.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/sound/soc/codecs/wcd9335.c b/sound/soc/codecs/wcd9335.c index 933f59e4e56f..47fe68edea3a 100644 --- a/sound/soc/codecs/wcd9335.c +++ b/sound/soc/codecs/wcd9335.c @@ -4844,6 +4844,7 @@ static void wcd9335_codec_init(struct snd_soc_component *component) static int wcd9335_codec_probe(struct snd_soc_component *component) { struct wcd9335_codec *wcd = dev_get_drvdata(component->dev); + int ret; int i; snd_soc_component_init_regmap(component, wcd->regmap); @@ -4861,7 +4862,15 @@ static int wcd9335_codec_probe(struct snd_soc_component *component) for (i = 0; i < NUM_CODEC_DAIS; i++) INIT_LIST_HEAD(&wcd->dai[i].slim_ch_list); - return wcd9335_setup_irqs(wcd); + ret = wcd9335_setup_irqs(wcd); + if (ret) + goto free_clsh_ctrl; + + return 0; + +free_clsh_ctrl: + wcd_clsh_ctrl_free(wcd->clsh_ctrl); + return ret; } static void wcd9335_codec_remove(struct snd_soc_component *comp)