Re: [PATCH 09/12] Input: raydium_i2c_ts - use managed devm_device_add_group

From: Dmitry Torokhov
Date: Fri Sep 29 2017 - 19:39:23 EST


On Sat, Sep 30, 2017 at 05:38:36AM +0900, Andi Shyti wrote:
> Commit 57b8ff070f98 ("driver core: add devm_device_add_group()
> and friends") has added the the managed version for creating
> sysfs group files.
>
> Use devm_device_add_group instead of sysfs_create_group and
> remove the action that cleans the sysfs file when exiting the
> driver.
>
> Signed-off-by: Andi Shyti <andi@xxxxxxxxxxx>

Applied, thank you.

> ---
> drivers/input/touchscreen/raydium_i2c_ts.c | 18 +-----------------
> 1 file changed, 1 insertion(+), 17 deletions(-)
>
> diff --git a/drivers/input/touchscreen/raydium_i2c_ts.c b/drivers/input/touchscreen/raydium_i2c_ts.c
> index 4f1d3fd5d412..100538d64fff 100644
> --- a/drivers/input/touchscreen/raydium_i2c_ts.c
> +++ b/drivers/input/touchscreen/raydium_i2c_ts.c
> @@ -943,13 +943,6 @@ static const struct attribute_group raydium_i2c_attribute_group = {
> .attrs = raydium_i2c_attributes,
> };
>
> -static void raydium_i2c_remove_sysfs_group(void *_data)
> -{
> - struct raydium_data *ts = _data;
> -
> - sysfs_remove_group(&ts->client->dev.kobj, &raydium_i2c_attribute_group);
> -}
> -
> static int raydium_i2c_power_on(struct raydium_data *ts)
> {
> int error;
> @@ -1120,7 +1113,7 @@ static int raydium_i2c_probe(struct i2c_client *client,
> return error;
> }
>
> - error = sysfs_create_group(&client->dev.kobj,
> + error = devm_device_add_group(&client->dev,
> &raydium_i2c_attribute_group);
> if (error) {
> dev_err(&client->dev, "failed to create sysfs attributes: %d\n",
> @@ -1128,15 +1121,6 @@ static int raydium_i2c_probe(struct i2c_client *client,
> return error;
> }
>
> - error = devm_add_action(&client->dev,
> - raydium_i2c_remove_sysfs_group, ts);
> - if (error) {
> - raydium_i2c_remove_sysfs_group(ts);
> - dev_err(&client->dev,
> - "Failed to add sysfs cleanup action: %d\n", error);
> - return error;
> - }
> -
> return 0;
> }
>
> --
> 2.14.2
>

--
Dmitry