| Message ID | 1385546710-11308-1-git-send-email-voice.shen@atmel.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On Wed, Nov 27, 2013 at 06:05:09PM +0800, Bo Shen wrote: > 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. Applied, thanks.
diff --git a/sound/soc/atmel/sam9x5_wm8731.c b/sound/soc/atmel/sam9x5_wm8731.c index 992ae38..1b37228 100644 --- a/sound/soc/atmel/sam9x5_wm8731.c +++ b/sound/soc/atmel/sam9x5_wm8731.c @@ -97,6 +97,8 @@ static int sam9x5_wm8731_driver_probe(struct platform_device *pdev) goto out; } + snd_soc_card_set_drvdata(card, priv); + card->dev = &pdev->dev; card->owner = THIS_MODULE; card->dai_link = dai;
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@atmel.com> --- Change in v2: - using snd_soc_card_set_drvdata() --- sound/soc/atmel/sam9x5_wm8731.c | 2 ++ 1 file changed, 2 insertions(+)