[PATCH 1/2] ASoC: atmel: sam9x5_wm8731: fix oops when unload module

Bo Shen voice.shen at atmel.com
Mon Nov 25 23:17:51 EST 2013


As the priv is not assigned to card->drvdata, it is NULL, so when
unload module, it will cause NULL pointer oops.
Assign priv to card->drvdata to fix this issue.

Signed-off-by: Bo Shen <voice.shen at atmel.com>
---
 sound/soc/atmel/sam9x5_wm8731.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/sound/soc/atmel/sam9x5_wm8731.c b/sound/soc/atmel/sam9x5_wm8731.c
index 992ae38..6dc33ac 100644
--- a/sound/soc/atmel/sam9x5_wm8731.c
+++ b/sound/soc/atmel/sam9x5_wm8731.c
@@ -99,6 +99,7 @@ static int sam9x5_wm8731_driver_probe(struct platform_device *pdev)
 
 	card->dev = &pdev->dev;
 	card->owner = THIS_MODULE;
+	card->drvdata = priv;
 	card->dai_link = dai;
 	card->num_links = 1;
 	card->dapm_widgets = sam9x5_dapm_widgets;
-- 
1.7.9.5




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