# \[PATCH\] ASoC: fsl-asoc-card: fix object reference leaks in fsl\_asoc\_card\_probe

- From: wen yang \<hidden\>
- Date: 2019-02-02 21:22:16 
- List: linuxppc-dev
- Page: https://ratatoskr.run/linuxppc-dev/2019/02/9508173
- Thread: https://ratatoskr.run/alsa-devel/2019/02/9508173/t.md

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

Signed-off-by: Wen Yang <redacted>
Cc: Timur Tabi <timur@kernel.org>
Cc: Nicolin Chen <nicoleotsuka@gmail.com>
Cc: Xiubo Li <Xiubo.Lee@gmail.com>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: Liam Girdwood <lgirdwood@gmail.com>
Cc: Mark Brown <broonie@kernel.org>
Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Takashi Iwai <tiwai@suse.com>
Cc: <redacted>
Cc: <redacted>
Cc: <redacted>
---
 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 81f2fe2..60f87a0 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);
 
-- 
2.7.4

```