diff options
| author | Anson Huang <Anson.Huang@nxp.com> | 2020-05-13 10:15:49 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2020-05-13 10:34:58 -0700 |
| commit | 768062fd1284529212daffd360314e9aa93abb62 (patch) | |
| tree | 624d11dd3b29d23e6bc4156d102806f7727b6d2b /drivers/input | |
| parent | 2ecf9487a7c86e033bab007d63d61f2ec2ca093f (diff) | |
Input: imx_sc_key - use devm_add_action_or_reset() to handle all cleanups
Use devm_add_action_or_reset() to handle all cleanups of failure in
.probe and .remove, then .remove callback can be dropped.
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Link: https://lore.kernel.org/r/1584082751-17047-1-git-send-email-Anson.Huang@nxp.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input')
| -rw-r--r-- | drivers/input/keyboard/imx_sc_key.c | 33 |
1 files changed, 15 insertions, 18 deletions
diff --git a/drivers/input/keyboard/imx_sc_key.c b/drivers/input/keyboard/imx_sc_key.c index 9f809aeb785c..d18839f1f4f6 100644 --- a/drivers/input/keyboard/imx_sc_key.c +++ b/drivers/input/keyboard/imx_sc_key.c @@ -99,6 +99,15 @@ static void imx_sc_check_for_events(struct work_struct *work) msecs_to_jiffies(REPEAT_INTERVAL)); } +static void imx_sc_key_action(void *data) +{ + struct imx_key_drv_data *priv = data; + + imx_scu_irq_group_enable(SC_IRQ_GROUP_WAKE, SC_IRQ_BUTTON, false); + imx_scu_irq_unregister_notifier(&priv->key_notifier); + cancel_delayed_work_sync(&priv->check_work); +} + static int imx_sc_key_probe(struct platform_device *pdev) { struct imx_key_drv_data *priv; @@ -149,27 +158,16 @@ static int imx_sc_key_probe(struct platform_device *pdev) return error; } + error = devm_add_action_or_reset(&pdev->dev, imx_sc_key_action, &priv); + if (error) + return error; + priv->key_notifier.notifier_call = imx_sc_key_notify; error = imx_scu_irq_register_notifier(&priv->key_notifier); - if (error) { - imx_scu_irq_group_enable(SC_IRQ_GROUP_WAKE, SC_IRQ_BUTTON, - false); + if (error) dev_err(&pdev->dev, "failed to register scu notifier\n"); - return error; - } - - return 0; -} - -static int imx_sc_key_remove(struct platform_device *pdev) -{ - struct imx_key_drv_data *priv = platform_get_drvdata(pdev); - - imx_scu_irq_group_enable(SC_IRQ_GROUP_WAKE, SC_IRQ_BUTTON, false); - imx_scu_irq_unregister_notifier(&priv->key_notifier); - cancel_delayed_work_sync(&priv->check_work); - return 0; + return error; } static const struct of_device_id imx_sc_key_ids[] = { @@ -184,7 +182,6 @@ static struct platform_driver imx_sc_key_driver = { .of_match_table = imx_sc_key_ids, }, .probe = imx_sc_key_probe, - .remove = imx_sc_key_remove, }; module_platform_driver(imx_sc_key_driver); |