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| author | Mark Brown <broonie@kernel.org> | 2014-10-08 15:31:18 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2014-10-08 15:42:33 +0100 |
| commit | a66ae631a3cffb00f441b229a07fa1b4c72e738a (patch) | |
| tree | 023dc30955c3702f7f306366413f6cf389b9446b /sound | |
| parent | a5448c88b812390a3622e76d774e10c0da1fb970 (diff) | |
| download | linux-a66ae631a3cffb00f441b229a07fa1b4c72e738a.tar.gz linux-a66ae631a3cffb00f441b229a07fa1b4c72e738a.tar.bz2 linux-a66ae631a3cffb00f441b229a07fa1b4c72e738a.zip | |
ASoC: mc13783: Ensure we only try to dereference valid of_nodes
Reported-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/codecs/mc13783.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/sound/soc/codecs/mc13783.c b/sound/soc/codecs/mc13783.c index 388f90a597fa..71f775aad7c7 100644 --- a/sound/soc/codecs/mc13783.c +++ b/sound/soc/codecs/mc13783.c @@ -765,12 +765,18 @@ static int __init mc13783_codec_probe(struct platform_device *pdev) return -ENOSYS; ret = of_property_read_u32(np, "adc-port", &priv->adc_ssi_port); - if (ret) - goto out; + if (ret) { + of_node_put(np); + return ret; + } ret = of_property_read_u32(np, "dac-port", &priv->dac_ssi_port); - if (ret) - goto out; + if (ret) { + of_node_put(np); + return ret; + } + + of_node_put(np); } dev_set_drvdata(&pdev->dev, priv); @@ -783,8 +789,6 @@ static int __init mc13783_codec_probe(struct platform_device *pdev) ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783, mc13783_dai_async, ARRAY_SIZE(mc13783_dai_async)); -out: - of_node_put(np); return ret; } |