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Subject[PATCH 1/2] ASoC: adau1701: Initialize codec->control_data before using it
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Currently codec->control_data is not initialized before calling
process_sigma_firmware(codec->control_data, ADAU1701_FIRMWARE).

Signed-off-by: Axel Lin <axel.lin@gmail.com>
---
sound/soc/codecs/adau1701.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/sound/soc/codecs/adau1701.c b/sound/soc/codecs/adau1701.c
index 2758d5f..1354902 100644
--- a/sound/soc/codecs/adau1701.c
+++ b/sound/soc/codecs/adau1701.c
@@ -88,6 +88,7 @@

struct adau1701 {
unsigned int dai_fmt;
+ void *control_data;
};

static const struct snd_kcontrol_new adau1701_controls[] = {
@@ -455,9 +456,11 @@ static struct snd_soc_dai_driver adau1701_dai = {

static int adau1701_probe(struct snd_soc_codec *codec)
{
+ struct adau1701 *adau1701 = snd_soc_codec_get_drvdata(codec);
int ret;

codec->dapm.idle_bias_off = 1;
+ codec->control_data = adau1701->control_data;

ret = adau1701_load_firmware(codec);
if (ret)
@@ -500,6 +503,7 @@ static __devinit int adau1701_i2c_probe(struct i2c_client *client,
return -ENOMEM;

i2c_set_clientdata(client, adau1701);
+ adau1701->control_data = client;
ret = snd_soc_register_codec(&client->dev, &adau1701_codec_drv,
&adau1701_dai, 1);
if (ret < 0)
--
1.7.4.1




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