Should use acpi_device pointer directly instead of use handle and
get the device pointer again later.
Signed-off-by: Yinghai Lu <ying...@kernel.org>
---
drivers/acpi/acpi_memhotplug.c | 2 +-
drivers/acpi/processor_driver.c | 2 +-
drivers/acpi/scan.c | 14 ++++----------
include/acpi/acpi_bus.h | 2 +-
4 files changed, 7 insertions(+), 13 deletions(-)
diff --git a/drivers/acpi/acpi_memhotplug.c b/drivers/acpi/acpi_memhotplug.c
index 327ab44..eaddb7a 100644
--- a/drivers/acpi/acpi_memhotplug.c
+++ b/drivers/acpi/acpi_memhotplug.c
@@ -361,7 +361,7 @@ static void acpi_memory_device_notify(acpi_handle handle,
u32 event, void *data)
break;
}
- ej_event->handle = handle;
+ ej_event->device = device;
ej_event->event = ACPI_NOTIFY_EJECT_REQUEST;
acpi_os_hotplug_execute(acpi_bus_hot_remove_device,
(void *)ej_event);
diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c
index 0777663..a24ee43 100644
--- a/drivers/acpi/processor_driver.c
+++ b/drivers/acpi/processor_driver.c
@@ -733,7 +733,7 @@ static void acpi_processor_hotplug_notify(acpi_handle
handle,
break;
}
- ej_event->handle = handle;
+ ej_event->device = device;
ej_event->event = ACPI_NOTIFY_EJECT_REQUEST;
acpi_os_hotplug_execute(acpi_bus_hot_remove_device,
(void *)ej_event);
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 8883539..f4c6305 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -116,20 +116,14 @@ static DEVICE_ATTR(modalias, 0444,
acpi_device_modalias_show, NULL);
void acpi_bus_hot_remove_device(void *context)
{
struct acpi_eject_event *ej_event = (struct acpi_eject_event *) context;
- struct acpi_device *device;
- acpi_handle handle = ej_event->handle;
+ struct acpi_device *device = ej_event->device;
+ acpi_handle handle = device->handle;
acpi_handle temp;
struct acpi_object_list arg_list;
union acpi_object arg;
acpi_status status = AE_OK;
u32 ost_code = ACPI_OST_SC_NON_SPECIFIC_FAILURE; /* default */
- if (acpi_bus_get_device(handle, &device))
- goto err_out;
-
- if (!device)
- goto err_out;
-
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Hot-removing device %s...\n", dev_name(&device->dev)));
@@ -215,7 +209,7 @@ acpi_eject_store(struct device *d, struct device_attribute
*attr,
goto err;
}
- ej_event->handle = acpi_device->handle;
+ ej_event->device = acpi_device;
if (acpi_device->flags.eject_pending) {
/* event originated from ACPI eject notification */
ej_event->event = ACPI_NOTIFY_EJECT_REQUEST;
@@ -223,7 +217,7 @@ acpi_eject_store(struct device *d, struct device_attribute
*attr,
} else {
/* event originated from user */
ej_event->event = ACPI_OST_EC_OSPM_EJECT;
- (void) acpi_evaluate_hotplug_ost(ej_event->handle,
+ (void) acpi_evaluate_hotplug_ost(acpi_device->handle,
ej_event->event, ACPI_OST_SC_EJECT_IN_PROGRESS, NULL);
}
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 2246ba9..181ff2d 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -309,7 +309,7 @@ struct acpi_bus_event {
};
struct acpi_eject_event {
- acpi_handle handle;
+ struct acpi_device *device;
u32 event;
};
--
1.7.10.4
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