devm_regmap_init_i2c() is device managed and makes error handling and code cleanup simpler.
Signed-off-by: Sachin Kamat sachin.kamat@linaro.org --- sound/soc/codecs/wm9081.c | 22 ++++++---------------- 1 files changed, 6 insertions(+), 16 deletions(-)
diff --git a/sound/soc/codecs/wm9081.c b/sound/soc/codecs/wm9081.c index 2de74e1..860144e 100644 --- a/sound/soc/codecs/wm9081.c +++ b/sound/soc/codecs/wm9081.c @@ -1341,28 +1341,27 @@ static __devinit int wm9081_i2c_probe(struct i2c_client *i2c,
i2c_set_clientdata(i2c, wm9081);
- wm9081->regmap = regmap_init_i2c(i2c, &wm9081_regmap); + wm9081->regmap = devm_regmap_init_i2c(i2c, &wm9081_regmap); if (IS_ERR(wm9081->regmap)) { ret = PTR_ERR(wm9081->regmap); dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret); - goto err; + return ret; }
ret = regmap_read(wm9081->regmap, WM9081_SOFTWARE_RESET, ®); if (ret != 0) { dev_err(&i2c->dev, "Failed to read chip ID: %d\n", ret); - goto err_regmap; + return ret; } if (reg != 0x9081) { dev_err(&i2c->dev, "Device is not a WM9081: ID=0x%x\n", reg); - ret = -EINVAL; - goto err_regmap; + return -EINVAL; }
ret = wm9081_reset(wm9081->regmap); if (ret < 0) { dev_err(&i2c->dev, "Failed to issue reset\n"); - goto err_regmap; + return ret; }
if (dev_get_platdata(&i2c->dev)) @@ -1382,23 +1381,14 @@ static __devinit int wm9081_i2c_probe(struct i2c_client *i2c, ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_wm9081, &wm9081_dai, 1); if (ret < 0) - goto err_regmap; + return ret;
return 0; - -err_regmap: - regmap_exit(wm9081->regmap); -err: - - return ret; }
static __devexit int wm9081_i2c_remove(struct i2c_client *client) { - struct wm9081_priv *wm9081 = i2c_get_clientdata(client); - snd_soc_unregister_codec(&client->dev); - regmap_exit(wm9081->regmap); return 0; }