diff options
| author | Miaoqian Lin <linmq006@gmail.com> | 2022-06-03 16:42:41 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-08-25 11:11:23 +0200 |
| commit | 06ace427953f5036b64aed658f0055f65d76fd27 (patch) | |
| tree | aa02caacca524c1921ca82f2df784cd1b5db06ef /sound | |
| parent | 7178a0be5260401fe4de2e48b60b1e2b47618b5e (diff) | |
| download | linux-rt-06ace427953f5036b64aed658f0055f65d76fd27.tar.gz | |
ASoC: mediatek: mt8173-rt5650: Fix refcount leak in mt8173_rt5650_dev_probe
[ Upstream commit efe2178d1a32492f99e7f1f2568eea5c88a85729 ]
of_parse_phandle() returns a node pointer with refcount
incremented, we should use of_node_put() on it when not need anymore.
Fix refcount leak in some error paths.
Fixes: 0f83f9296d5c ("ASoC: mediatek: Add machine driver for ALC5650 codec")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Link: https://lore.kernel.org/r/20220603124243.31358-1-linmq006@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/mediatek/mt8173/mt8173-rt5650.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/sound/soc/mediatek/mt8173/mt8173-rt5650.c b/sound/soc/mediatek/mt8173/mt8173-rt5650.c index 3492c02f72c1..0d01b0f945d1 100644 --- a/sound/soc/mediatek/mt8173/mt8173-rt5650.c +++ b/sound/soc/mediatek/mt8173/mt8173-rt5650.c @@ -270,7 +270,8 @@ static int mt8173_rt5650_dev_probe(struct platform_device *pdev) if (!mt8173_rt5650_codecs[0].of_node) { dev_err(&pdev->dev, "Property 'audio-codec' missing or invalid\n"); - return -EINVAL; + ret = -EINVAL; + goto put_platform_node; } mt8173_rt5650_codecs[1].of_node = mt8173_rt5650_codecs[0].of_node; @@ -287,7 +288,7 @@ static int mt8173_rt5650_dev_probe(struct platform_device *pdev) dev_err(&pdev->dev, "%s codec_capture_dai name fail %d\n", __func__, ret); - return ret; + goto put_platform_node; } mt8173_rt5650_codecs[1].dai_name = codec_capture_dai; } @@ -308,7 +309,8 @@ static int mt8173_rt5650_dev_probe(struct platform_device *pdev) if (!mt8173_rt5650_dais[DAI_LINK_HDMI_I2S].codec_of_node) { dev_err(&pdev->dev, "Property 'audio-codec' missing or invalid\n"); - return -EINVAL; + ret = -EINVAL; + goto put_platform_node; } card->dev = &pdev->dev; @@ -317,6 +319,7 @@ static int mt8173_rt5650_dev_probe(struct platform_device *pdev) dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n", __func__, ret); +put_platform_node: of_node_put(platform_node); return ret; } |