On Sat, Sep 30, 2017 at 05:38:38AM +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 <andi@xxxxxxxxxxx>
> ---
> drivers/input/touchscreen/tsc200x-core.c | 8 ++------
> 1 file changed, 2 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/input/touchscreen/tsc200x-core.c b/drivers/input/touchscreen/tsc200x-core.c
> index 88ea5e1b72ae..caec24265d78 100644
> --- a/drivers/input/touchscreen/tsc200x-core.c
> +++ b/drivers/input/touchscreen/tsc200x-core.c
> @@ -559,7 +559,7 @@ int tsc200x_probe(struct device *dev, int irq, const struct input_id *tsc_id,
> return error;
>
> dev_set_drvdata(dev, ts);
> - error = sysfs_create_group(&dev->kobj, &tsc200x_attr_group);
> + error = devm_device_add_group(dev, &tsc200x_attr_group);
> if (error) {
> dev_err(dev,
> "Failed to create sysfs attributes, err: %d\n", error);
> @@ -570,14 +570,12 @@ int tsc200x_probe(struct device *dev, int irq, const struct input_id *tsc_id,
> if (error) {
> dev_err(dev,
> "Failed to register input device, err: %d\n", error);
> - goto err_remove_sysfs;
> + goto disable_regulator;
> }
>
> irq_set_irq_wake(irq, 1);
> return 0;
>
> -err_remove_sysfs:
> - sysfs_remove_group(&dev->kobj, &tsc200x_attr_group);
> disable_regulator:
> regulator_disable(ts->vio);
> return error;
> @@ -588,8 +586,6 @@ int tsc200x_remove(struct device *dev)
> {
> struct tsc200x *ts = dev_get_drvdata(dev);
>
> - sysfs_remove_group(&dev->kobj, &tsc200x_attr_group);
> -
Wrong ordering now, you do not want to be accessing the device when it
is powered down.
> regulator_disable(ts->vio);
>
> return 0;
> --
> 2.14.2
>
Thanks.
--
Dmitry
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