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mfd: da903x: Use devm_*() functions

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Use devm_*() functions to make cleanup paths more simple.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Jingoo Han 2013-02-20 18:31:26 +09:00 committed by Samuel Ortiz
parent 1ba895e048
commit aa4dcf5bec
1 changed files with 6 additions and 13 deletions
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19
drivers/mfd/da903x.c
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@ -499,7 +499,8 @@ static int da903x_probe(struct i2c_client *client,
unsigned int tmp;
int ret;
chip = kzalloc(sizeof(struct da903x_chip), GFP_KERNEL);
chip = devm_kzalloc(&client->dev, sizeof(struct da903x_chip),
GFP_KERNEL);
if (chip == NULL)
return -ENOMEM;
@ -515,33 +516,27 @@ static int da903x_probe(struct i2c_client *client,
ret = chip->ops->init_chip(chip);
if (ret)
goto out_free_chip;
return ret;
/* mask and clear all IRQs */
chip->events_mask = 0xffffffff;
chip->ops->mask_events(chip, chip->events_mask);
chip->ops->read_events(chip, &tmp);
ret = request_irq(client->irq, da903x_irq_handler,
ret = devm_request_irq(&client->dev, client->irq, da903x_irq_handler,
IRQF_TRIGGER_FALLING,
"da903x", chip);
if (ret) {
dev_err(&client->dev, "failed to request irq %d\n",
client->irq);
goto out_free_chip;
return ret;
}
ret = da903x_add_subdevs(chip, pdata);
if (ret)
goto out_free_irq;
return ret;
return 0;
out_free_irq:
free_irq(client->irq, chip);
out_free_chip:
kfree(chip);
return ret;
}
static int da903x_remove(struct i2c_client *client)
@ -549,8 +544,6 @@ static int da903x_remove(struct i2c_client *client)
struct da903x_chip *chip = i2c_get_clientdata(client);
da903x_remove_subdevs(chip);
free_irq(client->irq, chip);
kfree(chip);
return 0;
}