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 mt8183_mt6358_ts3a227_max98357_dev_probe().

Fixes: 11c0269017b2 ("ASoC: Mediatek: MT8183: Add machine driver with TS3A227") Signed-off-by: Wang Yufen wangyufen@huawei.com --- sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c b/sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c index a860852..48c14be 100644 --- a/sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c +++ b/sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c @@ -677,8 +677,10 @@ static int mt8183_i2s2_init(struct snd_soc_pcm_runtime *rtd) }

card = (struct snd_soc_card *)of_device_get_match_data(&pdev->dev); - if (!card) + if (!card) { + of_node_put(platform_node); return -EINVAL; + } card->dev = &pdev->dev;

ec_codec = of_parse_phandle(pdev->dev.of_node, "mediatek,ec-codec", 0); @@ -767,8 +769,10 @@ static int mt8183_i2s2_init(struct snd_soc_pcm_runtime *rtd) }

priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); - if (!priv) - return -ENOMEM; + if (!priv) { + ret = -ENOMEM; + goto out; + }

snd_soc_card_set_drvdata(card, priv);

@@ -776,7 +780,8 @@ static int mt8183_i2s2_init(struct snd_soc_pcm_runtime *rtd) if (IS_ERR(priv->pinctrl)) { dev_err(&pdev->dev, "%s devm_pinctrl_get failed\n", __func__); - return PTR_ERR(priv->pinctrl); + ret = PTR_ERR(priv->pinctrl); + goto out; }

for (i = 0; i < PIN_STATE_MAX; i++) { @@ -809,6 +814,7 @@ static int mt8183_i2s2_init(struct snd_soc_pcm_runtime *rtd)

ret = devm_snd_soc_register_card(&pdev->dev, card);

+out: of_node_put(platform_node); of_node_put(ec_codec); of_node_put(hdmi_codec);