From: Miaoqian Lin linmq006@gmail.com
[ Upstream commit 05654431a18fe24e5e46a375d98904134628a102 ]
This node pointer is returned by of_parse_phandle() with refcount incremented in this function. Calling of_node_put() to avoid the refcount leak.
Fixes: 8625c1dbd876 ("ASoC: mediatek: Add mt2701-wm8960 machine driver") Signed-off-by: Miaoqian Lin linmq006@gmail.com Link: https://lore.kernel.org/r/20220404093526.30004-1-linmq006@gmail.com Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- sound/soc/mediatek/mt2701/mt2701-wm8960.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/sound/soc/mediatek/mt2701/mt2701-wm8960.c b/sound/soc/mediatek/mt2701/mt2701-wm8960.c index 414e422c0eba..70e494fb3da8 100644 --- a/sound/soc/mediatek/mt2701/mt2701-wm8960.c +++ b/sound/soc/mediatek/mt2701/mt2701-wm8960.c @@ -129,7 +129,8 @@ static int mt2701_wm8960_machine_probe(struct platform_device *pdev) if (!codec_node) { dev_err(&pdev->dev, "Property 'audio-codec' missing or invalid\n"); - return -EINVAL; + ret = -EINVAL; + goto put_platform_node; } for_each_card_prelinks(card, i, dai_link) { if (dai_link->codecs->name) @@ -140,7 +141,7 @@ static int mt2701_wm8960_machine_probe(struct platform_device *pdev) ret = snd_soc_of_parse_audio_routing(card, "audio-routing"); if (ret) { dev_err(&pdev->dev, "failed to parse audio-routing: %d\n", ret); - return ret; + goto put_codec_node; }
ret = devm_snd_soc_register_card(&pdev->dev, card); @@ -148,6 +149,10 @@ static int mt2701_wm8960_machine_probe(struct platform_device *pdev) dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n", __func__, ret);
+put_codec_node: + of_node_put(codec_node); +put_platform_node: + of_node_put(platform_node); return ret; }