[PATCH 4.14 085/121] ASoC: fsl-asoc-card: fix object reference leaks in fsl_asoc_card_probe

From: Greg Kroah-Hartman
Date: Thu Apr 04 2019 - 04:58:00 EST


4.14-stable review patch. If anyone has any objections, please let me know.

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[ Upstream commit 11907e9d3533648615db08140e3045b829d2c141 ]

The of_find_device_by_node() takes a reference to the underlying device
structure, we should release that reference.

Signed-off-by: Wen Yang <yellowriver2010@xxxxxxxxxx>
Cc: Timur Tabi <timur@xxxxxxxxxx>
Cc: Nicolin Chen <nicoleotsuka@xxxxxxxxx>
Cc: Xiubo Li <Xiubo.Lee@xxxxxxxxx>
Cc: Fabio Estevam <festevam@xxxxxxxxx>
Cc: Liam Girdwood <lgirdwood@xxxxxxxxx>
Cc: Mark Brown <broonie@xxxxxxxxxx>
Cc: Jaroslav Kysela <perex@xxxxxxxx>
Cc: Takashi Iwai <tiwai@xxxxxxxx>
Cc: alsa-devel@xxxxxxxxxxxxxxxx
Cc: linuxppc-dev@xxxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
sound/soc/fsl/fsl-asoc-card.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/sound/soc/fsl/fsl-asoc-card.c b/sound/soc/fsl/fsl-asoc-card.c
index 2db4d0c80d33..393100edd5fd 100644
--- a/sound/soc/fsl/fsl-asoc-card.c
+++ b/sound/soc/fsl/fsl-asoc-card.c
@@ -689,6 +689,7 @@ static int fsl_asoc_card_probe(struct platform_device *pdev)
asrc_fail:
of_node_put(asrc_np);
of_node_put(codec_np);
+ put_device(&cpu_pdev->dev);
fail:
of_node_put(cpu_np);

--
2.19.1