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gpio: mc9s08dz60: Use devm_kzalloc API

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Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Axel Lin 2012-08-29 09:36:54 +08:00 committed by Linus Walleij
parent 6e20a0a429
commit 3c7051d7cc
1 changed files with 3 additions and 18 deletions
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21
drivers/gpio/gpio-mc9s08dz60.c
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@ -91,10 +91,9 @@ static int mc9s08dz60_direction_output(struct gpio_chip *gc,
static int mc9s08dz60_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
int ret = 0;
struct mc9s08dz60 *mc9s;
mc9s = kzalloc(sizeof(*mc9s), GFP_KERNEL);
mc9s = devm_kzalloc(&client->dev, sizeof(*mc9s), GFP_KERNEL);
if (!mc9s)
return -ENOMEM;
@ -110,30 +109,16 @@ static int mc9s08dz60_probe(struct i2c_client *client,
mc9s->client = client;
i2c_set_clientdata(client, mc9s);
ret = gpiochip_add(&mc9s->chip);
if (ret)
goto error;
return 0;
error:
kfree(mc9s);
return ret;
return gpiochip_add(&mc9s->chip);
}
static int mc9s08dz60_remove(struct i2c_client *client)
{
struct mc9s08dz60 *mc9s;
int ret;
mc9s = i2c_get_clientdata(client);
ret = gpiochip_remove(&mc9s->chip);
if (!ret)
kfree(mc9s);
return ret;
return gpiochip_remove(&mc9s->chip);
}
static const struct i2c_device_id mc9s08dz60_id[] = {