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authorArmin Wolf <W_Armin@gmx.de>2023-12-18 22:24:16 +0300
committerHans de Goede <hdegoede@redhat.com>2023-12-19 18:32:46 +0300
commit22574e17626391ad969af9a13aaa58a1b37ad384 (patch)
tree0281198769e59428af0844dcf424872773527764 /drivers/platform
parent41dd6822949ec6e83416a0e245f32a726110056a (diff)
downloadlinux-22574e17626391ad969af9a13aaa58a1b37ad384.tar.xz
platform/x86: wmi: Remove ACPI handlers after WMI devices
When removing the ACPI notify/address space handlers, the WMI devices are still active and might still depend on ACPI EC access or WMI events. Fix this by removing the ACPI handlers after all WMI devices associated with an ACPI device have been removed. Reviewed-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Armin Wolf <W_Armin@gmx.de> Link: https://lore.kernel.org/r/20231218192420.305411-3-W_Armin@gmx.de Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'drivers/platform')
-rw-r--r--drivers/platform/x86/wmi.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
index 906d3a2831ae..2120c13e1676 100644
--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -1239,13 +1239,12 @@ static void acpi_wmi_remove(struct platform_device *device)
struct acpi_device *acpi_device = ACPI_COMPANION(&device->dev);
struct device *wmi_bus_device = dev_get_drvdata(&device->dev);
- acpi_remove_notify_handler(acpi_device->handle, ACPI_ALL_NOTIFY,
- acpi_wmi_notify_handler);
- acpi_remove_address_space_handler(acpi_device->handle,
- ACPI_ADR_SPACE_EC, &acpi_wmi_ec_space_handler);
-
device_for_each_child_reverse(wmi_bus_device, NULL, wmi_remove_device);
device_unregister(wmi_bus_device);
+
+ acpi_remove_notify_handler(acpi_device->handle, ACPI_ALL_NOTIFY, acpi_wmi_notify_handler);
+ acpi_remove_address_space_handler(acpi_device->handle, ACPI_ADR_SPACE_EC,
+ &acpi_wmi_ec_space_handler);
}
static int acpi_wmi_probe(struct platform_device *device)