Input: max11801_ts - convert to devm

Converting to devm functions can make the code smaller and cleaner.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Fabio Estevam 2013-08-29 09:13:35 -07:00 committed by Dmitry Torokhov
parent c9eb303bd1
commit d33c4aa32d

View File

@ -181,12 +181,11 @@ static int max11801_ts_probe(struct i2c_client *client,
struct input_dev *input_dev;
int error;
data = kzalloc(sizeof(struct max11801_data), GFP_KERNEL);
input_dev = input_allocate_device();
data = devm_kzalloc(&client->dev, sizeof(*data), GFP_KERNEL);
input_dev = devm_input_allocate_device(&client->dev);
if (!data || !input_dev) {
dev_err(&client->dev, "Failed to allocate memory\n");
error = -ENOMEM;
goto err_free_mem;
return -ENOMEM;
}
data->client = client;
@ -205,38 +204,21 @@ static int max11801_ts_probe(struct i2c_client *client,
max11801_ts_phy_init(data);
error = request_threaded_irq(client->irq, NULL, max11801_ts_interrupt,
IRQF_TRIGGER_LOW | IRQF_ONESHOT,
"max11801_ts", data);
error = devm_request_threaded_irq(&client->dev, client->irq, NULL,
max11801_ts_interrupt,
IRQF_TRIGGER_LOW | IRQF_ONESHOT,
"max11801_ts", data);
if (error) {
dev_err(&client->dev, "Failed to register interrupt\n");
goto err_free_mem;
return error;
}
error = input_register_device(data->input_dev);
if (error)
goto err_free_irq;
return error;
i2c_set_clientdata(client, data);
return 0;
err_free_irq:
free_irq(client->irq, data);
err_free_mem:
input_free_device(input_dev);
kfree(data);
return error;
}
static int max11801_ts_remove(struct i2c_client *client)
{
struct max11801_data *data = i2c_get_clientdata(client);
free_irq(client->irq, data);
input_unregister_device(data->input_dev);
kfree(data);
return 0;
}
static const struct i2c_device_id max11801_ts_id[] = {
@ -252,7 +234,6 @@ static struct i2c_driver max11801_ts_driver = {
},
.id_table = max11801_ts_id,
.probe = max11801_ts_probe,
.remove = max11801_ts_remove,
};
module_i2c_driver(max11801_ts_driver);