diff options
| author | Mark Brown <broonie@linaro.org> | 2013-07-10 11:49:16 -0400 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2013-07-15 06:11:03 -0400 |
| commit | 33319a2fcc4482a97a8924e777bc0036d1d96696 (patch) | |
| tree | 186ce739e1cad53ac087f500ee4dba057b5a567d /sound/soc/codecs/pcm3008.c | |
| parent | d7f184958e5292280c1048df951932bbfcd95f60 (diff) | |
ASoC: pcm3008: Check for platform data
The driver will crash if none is provided.
Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'sound/soc/codecs/pcm3008.c')
| -rw-r--r-- | sound/soc/codecs/pcm3008.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/soc/codecs/pcm3008.c b/sound/soc/codecs/pcm3008.c index 8ab1c03d26bd..4fa4ded30407 100644 --- a/sound/soc/codecs/pcm3008.c +++ b/sound/soc/codecs/pcm3008.c | |||
| @@ -92,6 +92,9 @@ static int pcm3008_codec_probe(struct platform_device *pdev) | |||
| 92 | struct pcm3008_setup_data *setup = pdev->dev.platform_data; | 92 | struct pcm3008_setup_data *setup = pdev->dev.platform_data; |
| 93 | int ret; | 93 | int ret; |
| 94 | 94 | ||
| 95 | if (!setup) | ||
| 96 | return -EINVAL; | ||
| 97 | |||
| 95 | /* DEM1 DEM0 DE-EMPHASIS_MODE | 98 | /* DEM1 DEM0 DE-EMPHASIS_MODE |
| 96 | * Low Low De-emphasis 44.1 kHz ON | 99 | * Low Low De-emphasis 44.1 kHz ON |
| 97 | * Low High De-emphasis OFF | 100 | * Low High De-emphasis OFF |