From: Prathyush K <prathyus...@samsung.com>

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

Signed-off-by: Prathyush K <prathyus...@samsung.com>
Signed-off-by: Padmavathi Venna <padm...@samsung.com>
---

Based on Kukjin for-next branch

 sound/soc/samsung/i2s.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/sound/soc/samsung/i2s.c b/sound/soc/samsung/i2s.c
index d7231e3..f1fc064 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);
-- 
1.7.4.4

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