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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 91B98C2BB41 for ; Mon, 15 Aug 2022 19:36:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344185AbiHOTgV (ORCPT ); Mon, 15 Aug 2022 15:36:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37648 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245027AbiHOTaS (ORCPT ); Mon, 15 Aug 2022 15:30:18 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 327D85F121; Mon, 15 Aug 2022 11:44:11 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id B95E2611E4; Mon, 15 Aug 2022 18:44:10 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3749AC433D7; Mon, 15 Aug 2022 18:44:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660589050; bh=DF7PTMewUFfS/ZB+3tf2747d7ms+FLwktLmvT2BQnNg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=1he8+7HXFA+tPy2sVZHyNBRovOJbl7VJbLwB696YuBKTRcOhvJP4Yj8pwvie89eud y7ZoVN2LsOCoGhlWTXqrh6N09gHaD6zyAfOuAwRj1au8hLhgLtdxqL1lV0sdG7mfCm d1nUR0N5V6sFxhDPlJEr3T+gdYqdnzPZkuK5549I= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Miaoqian Lin , Mark Brown , Sasha Levin Subject: [PATCH 5.15 565/779] ASoC: mt6797-mt6351: Fix refcount leak in mt6797_mt6351_dev_probe Date: Mon, 15 Aug 2022 20:03:29 +0200 Message-Id: <20220815180401.467155717@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220815180337.130757997@linuxfoundation.org> References: <20220815180337.130757997@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Miaoqian Lin [ Upstream commit 7472eb8d7dd12b6b9b1a4f4527719cc9c7f5965f ] of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() to avoid refcount leak. Fixes: f0ab0bf250da ("ASoC: add mt6797-mt6351 driver and config option") Signed-off-by: Miaoqian Lin Link: https://lore.kernel.org/r/20220603083417.9011-1-linmq006@gmail.com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/mediatek/mt6797/mt6797-mt6351.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/sound/soc/mediatek/mt6797/mt6797-mt6351.c b/sound/soc/mediatek/mt6797/mt6797-mt6351.c index 496f32bcfb5e..d2f6213a6bfc 100644 --- a/sound/soc/mediatek/mt6797/mt6797-mt6351.c +++ b/sound/soc/mediatek/mt6797/mt6797-mt6351.c @@ -217,7 +217,8 @@ static int mt6797_mt6351_dev_probe(struct platform_device *pdev) if (!codec_node) { dev_err(&pdev->dev, "Property 'audio-codec' missing or invalid\n"); - return -EINVAL; + ret = -EINVAL; + goto put_platform_node; } for_each_card_prelinks(card, i, dai_link) { if (dai_link->codecs->name) @@ -230,6 +231,9 @@ static int mt6797_mt6351_dev_probe(struct platform_device *pdev) dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n", __func__, ret); + of_node_put(codec_node); +put_platform_node: + of_node_put(platform_node); return ret; } -- 2.35.1