This is a note to let you know that I've just added the patch titled ASoC: mediatek: mt8192-mt6359: fix device_node leak to the 5.15-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: asoc-mediatek-mt8192-mt6359-fix-device_node-leak.patch and it can be found in the queue-5.15 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit ea49481d34644624d766c1a21877aa751a35a243 Author: Tzung-Bi Shih <tzungbi@xxxxxxxxxx> Date: Tue Dec 14 12:00:28 2021 +0800 ASoC: mediatek: mt8192-mt6359: fix device_node leak [ Upstream commit 4e28491a7a198c668437f2be8a91a76aa52f20eb ] The of_parse_phandle() document: >>> Use of_node_put() on it when done. The driver didn't call of_node_put(). Fixes the leak. Signed-off-by: Tzung-Bi Shih <tzungbi@xxxxxxxxxx> Link: https://lore.kernel.org/r/20211214040028.2992627-1-tzungbi@xxxxxxxxxx Signed-off-by: Mark Brown <broonie@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/sound/soc/mediatek/mt8192/mt8192-mt6359-rt1015-rt5682.c b/sound/soc/mediatek/mt8192/mt8192-mt6359-rt1015-rt5682.c index a606133951b70..24a5d0adec1ba 100644 --- a/sound/soc/mediatek/mt8192/mt8192-mt6359-rt1015-rt5682.c +++ b/sound/soc/mediatek/mt8192/mt8192-mt6359-rt1015-rt5682.c @@ -1172,7 +1172,11 @@ static int mt8192_mt6359_dev_probe(struct platform_device *pdev) return ret; } - return devm_snd_soc_register_card(&pdev->dev, card); + ret = devm_snd_soc_register_card(&pdev->dev, card); + + of_node_put(platform_node); + of_node_put(hdmi_codec); + return ret; } #ifdef CONFIG_OF