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ASoC: samsung: Fix refcount leak in aries_audio_probe

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of_parse_phandle() returns a node pointer with refcount
incremented, we should use of_node_put() on it when done.
If extcon_find_edev_by_node() fails, it doesn't call of_node_put()
Calling of_node_put() after extcon_find_edev_by_node() to fix this.

Fixes: 7a3a7671fa ("ASoC: samsung: Add driver for Aries boards")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20220512043828.496-1-linmq006@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Miaoqian Lin 2022-05-12 08:38:28 +04:00 committed by Mark Brown
parent 8b7a4075a5
commit bf4a9b2467
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1 changed files with 1 additions and 1 deletions
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sound/soc/samsung/aries_wm8994.c
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@ -585,10 +585,10 @@ static int aries_audio_probe(struct platform_device *pdev)
extcon_np = of_parse_phandle(np, "extcon", 0);
priv->usb_extcon = extcon_find_edev_by_node(extcon_np);
of_node_put(extcon_np);
if (IS_ERR(priv->usb_extcon))
return dev_err_probe(dev, PTR_ERR(priv->usb_extcon),
"Failed to get extcon device");
of_node_put(extcon_np);
priv->adc = devm_iio_channel_get(dev, "headset-detect");
if (IS_ERR(priv->adc))