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authorPrathyush K <prathyush.k@samsung.com>2013-04-02 16:53:01 +0530
committerMark Brown <broonie@opensource.wolfsonmicro.com>2013-04-03 17:56:43 +0100
commita9b977ecd3dbc5d4f0fe0b3d5c66d284859b1f2a (patch)
tree4336d49e88820a8e3f7ff9ac56377936831d9df5 /sound
parent07961ac7c0ee8b546658717034fe692fd12eefa9 (diff)
downloadop-kernel-dev-a9b977ecd3dbc5d4f0fe0b3d5c66d284859b1f2a.zip
op-kernel-dev-a9b977ecd3dbc5d4f0fe0b3d5c66d284859b1f2a.tar.gz
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>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/samsung/i2s.c4
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);
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