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regulator: lp397x: use devm_kzalloc() to make cleanup paths simpler 

Signed-off-by: Nikolay Balandin <nbalandin@dev.rtsoft.ru>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
hifive-unleashed-5.1
Nikolay Balandin 2013-05-25 14:50:40 -07:00 committed by Mark Brown
parent e4aa937ec7
commit 2af0af6735
2 changed files with 6 additions and 16 deletions
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11
drivers/regulator/lp3971.c
View File

@ -434,7 +434,7 @@ static int lp3971_i2c_probe(struct i2c_client *i2c,
return -ENODEV;
}
lp3971 = kzalloc(sizeof(struct lp3971), GFP_KERNEL);
lp3971 = devm_kzalloc(&i2c->dev, sizeof(struct lp3971), GFP_KERNEL);
if (lp3971 == NULL)
return -ENOMEM;
@ -449,19 +449,15 @@ static int lp3971_i2c_probe(struct i2c_client *i2c,
ret = -ENODEV;
if (ret < 0) {
dev_err(&i2c->dev, "failed to detect device\n");
goto err_detect;
return ret;
}
ret = setup_regulators(lp3971, pdata);
if (ret < 0)
goto err_detect;
return ret;
i2c_set_clientdata(i2c, lp3971);
return 0;
err_detect:
kfree(lp3971);
return ret;
}
static int lp3971_i2c_remove(struct i2c_client *i2c)
@ -473,7 +469,6 @@ static int lp3971_i2c_remove(struct i2c_client *i2c)
regulator_unregister(lp3971->rdev[i]);
kfree(lp3971->rdev);
kfree(lp3971);
return 0;
}

11
drivers/regulator/lp3972.c
View File

@ -528,7 +528,7 @@ static int lp3972_i2c_probe(struct i2c_client *i2c,
return -ENODEV;
}
lp3972 = kzalloc(sizeof(struct lp3972), GFP_KERNEL);
lp3972 = devm_kzalloc(&i2c->dev, sizeof(struct lp3972), GFP_KERNEL);
if (!lp3972)
return -ENOMEM;
@ -546,19 +546,15 @@ static int lp3972_i2c_probe(struct i2c_client *i2c,
}
if (ret < 0) {
dev_err(&i2c->dev, "failed to detect device. ret = %d\n", ret);
goto err_detect;
return ret;
}
ret = setup_regulators(lp3972, pdata);
if (ret < 0)
goto err_detect;
return ret;
i2c_set_clientdata(i2c, lp3972);
return 0;
err_detect:
kfree(lp3972);
return ret;
}
static int lp3972_i2c_remove(struct i2c_client *i2c)
@ -569,7 +565,6 @@ static int lp3972_i2c_remove(struct i2c_client *i2c)
for (i = 0; i < lp3972->num_regulators; i++)
regulator_unregister(lp3972->rdev[i]);
kfree(lp3972->rdev);
kfree(lp3972);
return 0;
}