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| author |   Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2019-10-29 17:04:25 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2019-10-29 17:15:27 -0700 |
| commit | 528c7d02c78bc78aab40ed843129418dc2d44250 (patch) | |
| tree | 3d9fadf7da9e53dbaf5a5fc817146c2b8194f45e /drivers/input/misc | |
| parent | Input: sgi_btns - switch to using polled mode of input devices (diff) | |
| download | linux-dev-528c7d02c78bc78aab40ed843129418dc2d44250.tar.xz linux-dev-528c7d02c78bc78aab40ed843129418dc2d44250.zip | |
Input: rb532_button - switch to using managed resources
Using devm API allows us to clean up error handling paths and drop the
remove() method.
Link: https://lore.kernel.org/r/20191017204217.106453-16-dmitry.torokhov@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input/misc')
| -rw-r--r-- | drivers/input/misc/rb532_button.c | 20 |
1 files changed, 2 insertions, 18 deletions
diff --git a/drivers/input/misc/rb532_button.c b/drivers/input/misc/rb532_button.c index 4412055f8761..3c43024f4527 100644 --- a/drivers/input/misc/rb532_button.c +++ b/drivers/input/misc/rb532_button.c @@ -58,7 +58,7 @@ static int rb532_button_probe(struct platform_device *pdev) struct input_polled_dev *poll_dev; int error; - poll_dev = input_allocate_polled_device(); + poll_dev = devm_input_allocate_polled_device(&pdev->dev); if (!poll_dev) return -ENOMEM; @@ -68,34 +68,18 @@ static int rb532_button_probe(struct platform_device *pdev) poll_dev->input->name = "rb532 button"; poll_dev->input->phys = "rb532/button0"; poll_dev->input->id.bustype = BUS_HOST; - poll_dev->input->dev.parent = &pdev->dev; - - dev_set_drvdata(&pdev->dev, poll_dev); input_set_capability(poll_dev->input, EV_KEY, RB532_BTN_KSYM); error = input_register_polled_device(poll_dev); - if (error) { - input_free_polled_device(poll_dev); + if (error) return error; - } - - return 0; -} - -static int rb532_button_remove(struct platform_device *pdev) -{ - struct input_polled_dev *poll_dev = dev_get_drvdata(&pdev->dev); - - input_unregister_polled_device(poll_dev); - input_free_polled_device(poll_dev); return 0; } static struct platform_driver rb532_button_driver = { .probe = rb532_button_probe, - .remove = rb532_button_remove, .driver = { .name = DRV_NAME, }, |