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path: root/drivers/acpi/scan.c
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Diffstat (limited to 'drivers/acpi/scan.c')
-rw-r--r--drivers/acpi/scan.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 64d4da0..b5e4ded 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -1388,7 +1388,6 @@ static acpi_status acpi_bus_check_add(acpi_handle handle, u32 lvl,
struct acpi_bus_ops *ops = context;
int type;
unsigned long long sta;
- struct acpi_device_wakeup wakeup;
struct acpi_device *device;
acpi_status status;
int result;
@@ -1399,7 +1398,13 @@ static acpi_status acpi_bus_check_add(acpi_handle handle, u32 lvl,
if (!(sta & ACPI_STA_DEVICE_PRESENT) &&
!(sta & ACPI_STA_DEVICE_FUNCTIONING)) {
- acpi_bus_extract_wakeup_device_power_package(handle, &wakeup);
+ struct acpi_device_wakeup wakeup;
+ acpi_handle temp;
+
+ status = acpi_get_handle(handle, "_PRW", &temp);
+ if (ACPI_SUCCESS(status))
+ acpi_bus_extract_wakeup_device_power_package(handle,
+ &wakeup);
return AE_CTRL_DEPTH;
}