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ASoC: pcm3008: Check for platform data 

The driver will crash if none is provided.

Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Mark Brown 2013-07-10 16:49:16 +01:00
parent d7f184958e
commit 33319a2fcc
1 changed files with 3 additions and 0 deletions
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3
sound/soc/codecs/pcm3008.c
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@ -92,6 +92,9 @@ static int pcm3008_codec_probe(struct platform_device *pdev)
struct pcm3008_setup_data *setup = pdev->dev.platform_data; struct pcm3008_setup_data *setup = pdev->dev.platform_data;
int ret; int ret;
if (!setup)
return -EINVAL;
/* DEM1 DEM0 DE-EMPHASIS_MODE /* DEM1 DEM0 DE-EMPHASIS_MODE
* Low Low De-emphasis 44.1 kHz ON * Low Low De-emphasis 44.1 kHz ON
* Low High De-emphasis OFF * Low High De-emphasis OFF