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path: root/drivers/acpi/scan.c
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-rw-r--r--drivers/acpi/scan.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index daee7497efd3..1c6104c942c5 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -1002,7 +1002,14 @@ static int acpi_bus_extract_wakeup_device_power_package(acpi_handle handle,
if (!list_empty(&wakeup->resources)) {
int sleep_state;
- sleep_state = acpi_power_min_system_level(&wakeup->resources);
+ err = acpi_power_wakeup_list_init(&wakeup->resources,
+ &sleep_state);
+ if (err) {
+ acpi_handle_warn(handle, "Retrieving current states "
+ "of wakeup power resources failed\n");
+ acpi_power_resources_list_free(&wakeup->resources);
+ goto out;
+ }
if (sleep_state < wakeup->sleep_state) {
acpi_handle_warn(handle, "Overriding _PRW sleep state "
"(S%d) by S%d from power resources\n",