[PATCH v5 10/13] platform/x86: uniwill-wmi: use devm_blocking_notifier_chain_register()
Eliav Farber <[email protected]>
| Newsgroups | org.kernel.vger.linux-iio,dev.linux.lists.acpica-devel,org.kernel.vger.linux-acpi,org.kernel.vger.linux-gpio,org.kernel.vger.linux-input,org.kernel.vger.linux-kernel,org.kernel.vger.linux-pwm,org.kernel.vger.platform-driver-x86 |
|---|---|
| Message-ID | <[email protected]> |
Replace the blocking_notifier_chain_register() + devm_add_action_or_reset() pattern with a single call to devm_blocking_notifier_chain_register(), removing the devm_uniwill_wmi_unregister_notifier() callback. Signed-off-by: Eliav Farber <[email protected]> Reviewed-by: Armin Wolf <[email protected]> --- drivers/platform/x86/uniwill/uniwill-wmi.c | 17 +++-------------- 1 file changed, 3 insertions(+), 14 deletions(-) diff --git a/drivers/platform/x86/uniwill/uniwill-wmi.c b/drivers/platform/x86/uniwill/uniwill-wmi.c index afcbfa4f7552..2ffa29a829ee 100644 --- a/drivers/platform/x86/uniwill/uniwill-wmi.c +++ b/drivers/platform/x86/uniwill/uniwill-wmi.c @@ -26,22 +26,11 @@ static BLOCKING_NOTIFIER_HEAD(uniwill_wmi_chain_head); -static void devm_uniwill_wmi_unregister_notifier(void *data) -{ - struct notifier_block *nb = data; - - blocking_notifier_chain_unregister(&uniwill_wmi_chain_head, nb); -} - int devm_uniwill_wmi_register_notifier(struct device *dev, struct notifier_block *nb) { - int ret; - - ret = blocking_notifier_chain_register(&uniwill_wmi_chain_head, nb); - if (ret < 0) - return ret; - - return devm_add_action_or_reset(dev, devm_uniwill_wmi_unregister_notifier, nb); + return devm_blocking_notifier_chain_register(dev, + &uniwill_wmi_chain_head, + nb); } static void uniwill_wmi_notify(struct wmi_device *wdev, union acpi_object *obj) -- 2.47.3