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| author | Wang Yufen <wangyufen@huawei.com> | 2022-12-05 17:56:28 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2022-12-07 14:19:15 +0000 |
| commit | 38eef3be38ab895959c442702864212cc3beb96c (patch) | |
| tree | 2b8a77c37d916c48b0a34417e1a91676d4cdb15b /sound | |
| parent | a39bc7cf8e284653fb6fd9d897f269f4ac80cf52 (diff) | |
| download | linux-stable-38eef3be38ab895959c442702864212cc3beb96c.tar.gz linux-stable-38eef3be38ab895959c442702864212cc3beb96c.tar.bz2 linux-stable-38eef3be38ab895959c442702864212cc3beb96c.zip | |
ASoC: mediatek: mt8183: fix refcount leak in mt8183_mt6358_ts3a227_max98357_dev_probe()
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>
Link: https://lore.kernel.org/r/1670234188-23596-1-git-send-email-wangyufen@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/mediatek/mt8183/mt8183-mt6358-ts3a227-max98357.c | 14 |
1 files 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 8fb473543cf9..ce9aedde7e1e 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 @@ mt8183_mt6358_ts3a227_max98357_dev_probe(struct platform_device *pdev) } 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 @@ mt8183_mt6358_ts3a227_max98357_dev_probe(struct platform_device *pdev) } 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 @@ mt8183_mt6358_ts3a227_max98357_dev_probe(struct platform_device *pdev) 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 @@ mt8183_mt6358_ts3a227_max98357_dev_probe(struct platform_device *pdev) 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); |