[PATCH] ASoC: mediatek: mt8195: add missing of_node_put in probe
From: Trevor Wu <hidden>
Date: 2021-09-28 06:35:31
Also in:
alsa-devel, linux-mediatek, lkml
Subsystem:
sound, sound - soc layer / dynamic audio power management (asoc), the rest · Maintainers:
Jaroslav Kysela, Takashi Iwai, Liam Girdwood, Mark Brown, Linus Torvalds
dp node and hdmi node are retrieved from of_parse_phandle(), so using of_node_put() on them before return. Signed-off-by: Trevor Wu <redacted> --- .../mt8195/mt8195-mt6359-rt1019-rt5682.c | 25 +++++++++++-------- 1 file changed, 15 insertions(+), 10 deletions(-)
diff --git a/sound/soc/mediatek/mt8195/mt8195-mt6359-rt1019-rt5682.c b/sound/soc/mediatek/mt8195/mt8195-mt6359-rt1019-rt5682.c
index a3fa8efc8f81..cb15467e5fc5 100644
--- a/sound/soc/mediatek/mt8195/mt8195-mt6359-rt1019-rt5682.c
+++ b/sound/soc/mediatek/mt8195/mt8195-mt6359-rt1019-rt5682.c@@ -995,6 +995,8 @@ static int mt8195_mt6359_rt1019_rt5682_dev_probe(struct platform_device *pdev) { struct snd_soc_card *card = &mt8195_mt6359_rt1019_rt5682_soc_card; struct device_node *platform_node; + struct device_node *dp_node; + struct device_node *hdmi_node; struct snd_soc_dai_link *dai_link; struct mt8195_mt6359_rt1019_rt5682_priv *priv = NULL; int ret, i;
@@ -1013,12 +1015,12 @@ static int mt8195_mt6359_rt1019_rt5682_dev_probe(struct platform_device *pdev) dai_link->platforms->of_node = platform_node; if (strcmp(dai_link->name, "DPTX_BE") == 0) { - dai_link->codecs->of_node = - of_parse_phandle(pdev->dev.of_node, - "mediatek,dptx-codec", 0); - if (!dai_link->codecs->of_node) { + dp_node = of_parse_phandle(pdev->dev.of_node, + "mediatek,dptx-codec", 0); + if (!dp_node) { dev_dbg(&pdev->dev, "No property 'dptx-codec'\n"); } else { + dai_link->codecs->of_node = dp_node; dai_link->codecs->name = NULL; dai_link->codecs->dai_name = "i2s-hifi"; dai_link->init = mt8195_dptx_codec_init;
@@ -1026,12 +1028,12 @@ static int mt8195_mt6359_rt1019_rt5682_dev_probe(struct platform_device *pdev) } if (strcmp(dai_link->name, "ETDM3_OUT_BE") == 0) { - dai_link->codecs->of_node = - of_parse_phandle(pdev->dev.of_node, - "mediatek,hdmi-codec", 0); - if (!dai_link->codecs->of_node) { + hdmi_node = of_parse_phandle(pdev->dev.of_node, + "mediatek,hdmi-codec", 0); + if (!hdmi_node) { dev_dbg(&pdev->dev, "No property 'hdmi-codec'\n"); } else { + dai_link->codecs->of_node = hdmi_node; dai_link->codecs->name = NULL; dai_link->codecs->dai_name = "i2s-hifi"; dai_link->init = mt8195_hdmi_codec_init;
@@ -1041,8 +1043,8 @@ static int mt8195_mt6359_rt1019_rt5682_dev_probe(struct platform_device *pdev) priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); if (!priv) { - of_node_put(platform_node); - return -ENOMEM; + ret = -ENOMEM; + goto out; } snd_soc_card_set_drvdata(card, priv);
@@ -1052,6 +1054,9 @@ static int mt8195_mt6359_rt1019_rt5682_dev_probe(struct platform_device *pdev) dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n", __func__, ret); +out: + of_node_put(hdmi_node); + of_node_put(dp_node); of_node_put(platform_node); return ret; }
--
2.18.0
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel