ASoC: Samsung: return error if drvdata is not set

This patch fixes a possible crash in case drvdata for the secondary
device is not set.

Signed-off-by: Prathyush K <prathyush.k@samsung.com>
Signed-off-by: Padmavathi Venna <padma.v@samsung.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Prathyush K 2013-04-02 16:53:01 +05:30 committed by Mark Brown
parent 07961ac7c0
commit a9b977ecd3

View File

@ -1107,6 +1107,10 @@ static int samsung_i2s_probe(struct platform_device *pdev)
if (samsung_dai_type == TYPE_SEC) {
sec_dai = dev_get_drvdata(&pdev->dev);
if (!sec_dai) {
dev_err(&pdev->dev, "Unable to get drvdata\n");
return -EFAULT;
}
snd_soc_register_dai(&sec_dai->pdev->dev,
&sec_dai->i2s_dai_drv);
asoc_dma_platform_register(&pdev->dev);