1 files changed, 8 insertions, 1 deletions

diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 4be408756adc..5e7e991717d7 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",