From nobody Tue Dec 16 11:44:17 2025 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 84991C28B2B for ; Fri, 19 Aug 2022 16:32:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1352897AbiHSQcg (ORCPT ); Fri, 19 Aug 2022 12:32:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56648 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1352906AbiHSQ3G (ORCPT ); Fri, 19 Aug 2022 12:29:06 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C0C0F119A6F; Fri, 19 Aug 2022 09:04:23 -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 73474616B3; Fri, 19 Aug 2022 16:04:17 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 792FCC433D7; Fri, 19 Aug 2022 16:04:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660925056; bh=Fq2/Qa+l2s9n7XYaDXSNDg2FJSRH8B8oFrH9I8yNc8k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QGgnb6WSjnyrq0PuKlsFfQAYi10ExUO8euX+rRw4G+mOvY4dtnDoES37ksGapsaBF Ou+wkzJQ0cdpTOY27QN2TrxYWSWV8awCQbD6RDHooCHuQxMAhQsi7NWGDyVOiDy/nW kdWq/VF+V+kl7W40gFuf7u7jrgbjD6z7wSvqSiOY= 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 5.10 369/545] ASoC: mediatek: mt8173-rt5650: Fix refcount leak in mt8173_rt5650_dev_probe Date: Fri, 19 Aug 2022 17:42:19 +0200 Message-Id: <20220819153845.923057269@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220819153829.135562864@linuxfoundation.org> References: <20220819153829.135562864@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Miaoqian Lin [ Upstream commit efe2178d1a32492f99e7f1f2568eea5c88a85729 ] of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Fix refcount leak in some error paths. Fixes: 0f83f9296d5c ("ASoC: mediatek: Add machine driver for ALC5650 codec") Signed-off-by: Miaoqian Lin Link: https://lore.kernel.org/r/20220603124243.31358-1-linmq006@gmail.com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/mediatek/mt8173/mt8173-rt5650.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/sound/soc/mediatek/mt8173/mt8173-rt5650.c b/sound/soc/mediatek= /mt8173/mt8173-rt5650.c index e168d31f4445..1de9dab218c6 100644 --- a/sound/soc/mediatek/mt8173/mt8173-rt5650.c +++ b/sound/soc/mediatek/mt8173/mt8173-rt5650.c @@ -280,7 +280,8 @@ static int mt8173_rt5650_dev_probe(struct platform_devi= ce *pdev) if (!mt8173_rt5650_dais[DAI_LINK_CODEC_I2S].codecs[0].of_node) { dev_err(&pdev->dev, "Property 'audio-codec' missing or invalid\n"); - return -EINVAL; + ret =3D -EINVAL; + goto put_platform_node; } mt8173_rt5650_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node =3D mt8173_rt5650_dais[DAI_LINK_CODEC_I2S].codecs[0].of_node; @@ -293,7 +294,7 @@ static int mt8173_rt5650_dev_probe(struct platform_devi= ce *pdev) dev_err(&pdev->dev, "%s codec_capture_dai name fail %d\n", __func__, ret); - return ret; + goto put_platform_node; } mt8173_rt5650_dais[DAI_LINK_CODEC_I2S].codecs[1].dai_name =3D codec_capture_dai; @@ -315,7 +316,8 @@ static int mt8173_rt5650_dev_probe(struct platform_devi= ce *pdev) if (!mt8173_rt5650_dais[DAI_LINK_HDMI_I2S].codecs->of_node) { dev_err(&pdev->dev, "Property 'audio-codec' missing or invalid\n"); - return -EINVAL; + ret =3D -EINVAL; + goto put_platform_node; } card->dev =3D &pdev->dev; =20 @@ -324,6 +326,7 @@ static int mt8173_rt5650_dev_probe(struct platform_devi= ce *pdev) dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n", __func__, ret); =20 +put_platform_node: of_node_put(platform_node); return ret; } --=20 2.35.1