ASoC: dapm: Setup private_free callback for dapm kcontrols

The private data containing the widget list that is a assigned to a DAPM
kcontrol is never freed. Setup the private_free for DAPM kcontrols to take care
of this.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Lars-Peter Clausen 2013-06-14 13:16:51 +02:00 committed by Mark Brown
parent 317ddd256b
commit 6b75bf0c5b

View file

@ -504,6 +504,11 @@ static int dapm_is_shared_kcontrol(struct snd_soc_dapm_context *dapm,
return 0;
}
static void dapm_kcontrol_free(struct snd_kcontrol *kctl)
{
kfree(kctl->private_data);
}
/*
* Determine if a kcontrol is shared. If it is, look it up. If it isn't,
* create it. Either way, add the widget into the control's widget list
@ -617,6 +622,7 @@ static int dapm_create_or_share_mixmux_kcontrol(struct snd_soc_dapm_widget *w,
kcontrol = snd_soc_cnew(&w->kcontrol_news[kci], wlist, name,
prefix);
kcontrol->private_free = dapm_kcontrol_free;
ret = snd_ctl_add(card, kcontrol);
if (ret < 0) {
dev_err(dapm->dev,