Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 4.14 050/218] ASoC: mediatek: Fix missing of_node_put in mt2701_wm8960_machine_probe | Date | Mon, 13 Jun 2022 12:08:28 +0200 |
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From: Miaoqian Lin <linmq006@gmail.com>
[ Upstream commit 05654431a18fe24e5e46a375d98904134628a102 ]
This node pointer is returned by of_parse_phandle() with refcount incremented in this function. Calling of_node_put() to avoid the refcount leak.
Fixes: 8625c1dbd876 ("ASoC: mediatek: Add mt2701-wm8960 machine driver") Signed-off-by: Miaoqian Lin <linmq006@gmail.com> Link: https://lore.kernel.org/r/20220404093526.30004-1-linmq006@gmail.com Signed-off-by: Mark Brown <broonie@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- sound/soc/mediatek/mt2701/mt2701-wm8960.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/sound/soc/mediatek/mt2701/mt2701-wm8960.c b/sound/soc/mediatek/mt2701/mt2701-wm8960.c index a08ce2323bdc..3db92506ccea 100644 --- a/sound/soc/mediatek/mt2701/mt2701-wm8960.c +++ b/sound/soc/mediatek/mt2701/mt2701-wm8960.c @@ -126,7 +126,8 @@ static int mt2701_wm8960_machine_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 (i = 0; i < card->num_links; i++) { if (mt2701_wm8960_dai_links[i].codec_name) @@ -137,7 +138,7 @@ static int mt2701_wm8960_machine_probe(struct platform_device *pdev) ret = snd_soc_of_parse_audio_routing(card, "audio-routing"); if (ret) { dev_err(&pdev->dev, "failed to parse audio-routing: %d\n", ret); - return ret; + goto put_codec_node; } ret = devm_snd_soc_register_card(&pdev->dev, card); @@ -145,6 +146,10 @@ static int mt2701_wm8960_machine_probe(struct platform_device *pdev) dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n", __func__, ret); +put_codec_node: + of_node_put(codec_node); +put_platform_node: + of_node_put(platform_node); return ret; } -- 2.35.1
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