diff options
| -rw-r--r-- | drivers/gpio/gpio-eic-sprd.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/drivers/gpio/gpio-eic-sprd.c b/drivers/gpio/gpio-eic-sprd.c index 21a1afe358d6..9b2f9ccf8d77 100644 --- a/drivers/gpio/gpio-eic-sprd.c +++ b/drivers/gpio/gpio-eic-sprd.c @@ -580,6 +580,14 @@ static const struct irq_chip sprd_eic_irq = { .flags = IRQCHIP_SKIP_SET_WAKE | IRQCHIP_IMMUTABLE, GPIOCHIP_IRQ_RESOURCE_HELPERS, }; + +static void sprd_eic_unregister_notifier(void *data) +{ + struct notifier_block *nb = data; + + atomic_notifier_chain_unregister(&sprd_eic_irq_notifier, nb); +} + static int sprd_eic_probe(struct platform_device *pdev) { const struct sprd_eic_variant_data *pdata; @@ -658,8 +666,15 @@ static int sprd_eic_probe(struct platform_device *pdev) } sprd_eic->irq_nb.notifier_call = sprd_eic_irq_notify; - return atomic_notifier_chain_register(&sprd_eic_irq_notifier, - &sprd_eic->irq_nb); + ret = atomic_notifier_chain_register(&sprd_eic_irq_notifier, + &sprd_eic->irq_nb); + if (ret) + return dev_err_probe(&pdev->dev, ret, + "Failed to register with the interrupt notifier"); + + return devm_add_action_or_reset(&pdev->dev, + sprd_eic_unregister_notifier, + &sprd_eic->irq_nb); } static const struct of_device_id sprd_eic_of_match[] = { |