diff options
| author | Manuel Lauss <manuel.lauss@gmail.com> | 2015-01-19 08:23:43 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-01-27 18:21:26 +0000 |
| commit | 8a6cf30bf93df2c0f2637156e4a5070594bddebf (patch) | |
| tree | 462c7752fbb8fb939477765cef9601198e1e753b /sound/soc | |
| parent | 97bf6af1f928216fd6c5a66e8a57bfa95a659672 (diff) | |
ASoC: wm8731: init mutex in i2c init path
The I2C init path forgot to init the mutex, leading to an oops when
controls are accessed.
Signed-off-by: Manuel Lauss <manuel.lauss@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Cc: stable@vger.kernel.org
Diffstat (limited to 'sound/soc')
| -rw-r--r-- | sound/soc/codecs/wm8731.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm8731.c b/sound/soc/codecs/wm8731.c index b9211b42f6e9..b115ed815db9 100644 --- a/sound/soc/codecs/wm8731.c +++ b/sound/soc/codecs/wm8731.c @@ -717,6 +717,8 @@ static int wm8731_i2c_probe(struct i2c_client *i2c, if (wm8731 == NULL) return -ENOMEM; + mutex_init(&wm8731->lock); + wm8731->regmap = devm_regmap_init_i2c(i2c, &wm8731_regmap); if (IS_ERR(wm8731->regmap)) { ret = PTR_ERR(wm8731->regmap); |