From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E67701875 for ; Wed, 28 Dec 2022 15:59:14 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6B4AEC433EF; Wed, 28 Dec 2022 15:59:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1672243154; bh=u6MaG4xWvQTER4Qs822buU63yqRgryUF+fmgpGr/K0U=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=RAPmLkXtSgUFkXFvoi265lEvP8DqPIEB+tT9c2RgO8feK5NjCJ7HqewjLuHBNWCx7 eBdDrdTt8fm6gwDEJz0A8k/XuWm+3Km7ewfIgeGkONhKb57jYvsGJVYaXBybYaNOFn 4dY9UE/2KimMfQtnly7m+jm1Tdt+mBxE6/t+zdRA= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Wang Yufen , Mark Brown , Sasha Levin Subject: [PATCH 5.15 689/731] ASoC: mediatek: mt8173-rt5650-rt5514: fix refcount leak in mt8173_rt5650_rt5514_dev_probe() Date: Wed, 28 Dec 2022 15:43:16 +0100 Message-Id: <20221228144316.437471899@linuxfoundation.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20221228144256.536395940@linuxfoundation.org> References: <20221228144256.536395940@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Wang Yufen [ Upstream commit 3327d721114c109ba0575f86f8fda3b525404054 ] The node returned by of_parse_phandle() with refcount incremented, of_node_put() needs be called when finish using it. So add it in the error path in mt8173_rt5650_rt5514_dev_probe(). Fixes: 0d1d7a664288 ("ASoC: mediatek: Refine mt8173 driver and change config option") Signed-off-by: Wang Yufen Link: https://lore.kernel.org/r/1670234664-24246-1-git-send-email-wangyufen@huawei.com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/mediatek/mt8173/mt8173-rt5650-rt5514.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5514.c b/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5514.c index 390da5bf727e..9421b919d462 100644 --- a/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5514.c +++ b/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5514.c @@ -200,14 +200,16 @@ static int mt8173_rt5650_rt5514_dev_probe(struct platform_device *pdev) if (!mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[0].of_node) { dev_err(&pdev->dev, "Property 'audio-codec' missing or invalid\n"); - return -EINVAL; + ret = -EINVAL; + goto out; } mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node = of_parse_phandle(pdev->dev.of_node, "mediatek,audio-codec", 1); if (!mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node) { dev_err(&pdev->dev, "Property 'audio-codec' missing or invalid\n"); - return -EINVAL; + ret = -EINVAL; + goto out; } mt8173_rt5650_rt5514_codec_conf[0].dlc.of_node = mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node; @@ -219,6 +221,7 @@ static int mt8173_rt5650_rt5514_dev_probe(struct platform_device *pdev) dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n", __func__, ret); +out: of_node_put(platform_node); return ret; } -- 2.35.1