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Commit 33319a2f authored by Mark Brown's avatar Mark Brown
Browse files

ASoC: pcm3008: Check for platform data 



The driver will crash if none is provided.

Signed-off-by: default avatarMark Brown <broonie@linaro.org>
parent d7f18495

sound/soc/codecs/pcm3008.c

+3 −0
Original line number Original line Diff line number Diff line
@@ -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