On Sat, Sep 30, 2017 at 05:38:34AM +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 relative sysfs_remove_group and goto label.
>
> Signed-off-by: Andi Shyti <[email protected]>
> ---
> drivers/input/touchscreen/ili210x.c | 7 ++-----
> 1 file changed, 2 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/input/touchscreen/ili210x.c
> b/drivers/input/touchscreen/ili210x.c
> index 6f76eeedf465..03a6aca2941f 100644
> --- a/drivers/input/touchscreen/ili210x.c
> +++ b/drivers/input/touchscreen/ili210x.c
> @@ -266,7 +266,7 @@ static int ili210x_i2c_probe(struct i2c_client *client,
> goto err_free_mem;
> }
>
> - error = sysfs_create_group(&dev->kobj, &ili210x_attr_group);
> + error = devm_device_add_group(dev, &ili210x_attr_group);
> if (error) {
> dev_err(dev, "Unable to create sysfs attributes, err: %d\n",
> error);
> @@ -276,7 +276,7 @@ static int ili210x_i2c_probe(struct i2c_client *client,
> error = input_register_device(priv->input);
> if (error) {
> dev_err(dev, "Cannot register input device, err: %d\n", error);
> - goto err_remove_sysfs;
> + goto err_free_irq;
> }
>
> device_init_wakeup(dev, 1);
> @@ -287,8 +287,6 @@ static int ili210x_i2c_probe(struct i2c_client *client,
>
> return 0;
>
> -err_remove_sysfs:
> - sysfs_remove_group(&dev->kobj, &ili210x_attr_group);
> err_free_irq:
> free_irq(client->irq, priv);
> err_free_mem:
> @@ -301,7 +299,6 @@ static int ili210x_i2c_remove(struct i2c_client *client)
> {
> struct ili210x *priv = i2c_get_clientdata(client);
>
> - sysfs_remove_group(&client->dev.kobj, &ili210x_attr_group);
Wrong ordering, the sysfs attributes will be removed only after device
has been town down.
> free_irq(priv->client->irq, priv);
> cancel_delayed_work_sync(&priv->dwork);
> input_unregister_device(priv->input);
> --
> 2.14.2
>
--
Dmitry
