From 43c1f79ef18479154ec61ad8da19728ea8a0a1b9 Mon Sep 17 00:00:00 2001 From: Prathyush K Date: Tue, 2 Apr 2013 16:53:01 +0530 Subject: [PATCH] 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 Signed-off-by: Padmavathi Venna Signed-off-by: Mark Brown --- sound/soc/samsung/i2s.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/sound/soc/samsung/i2s.c b/sound/soc/samsung/i2s.c index d7231e336a7c6..f1fc064195600 100644 --- a/sound/soc/samsung/i2s.c +++ b/sound/soc/samsung/i2s.c @@ -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); -- 2.39.5