1 files changed, 11 insertions, 1 deletions
diff --git a/events/evxfgpe.c b/events/evxfgpe.c
index 009271053cf0..76019969ec8c 100644
--- a/events/evxfgpe.c
+++ b/events/evxfgpe.c
@@ -314,9 +314,19 @@ AcpiSetupGpeForWake (
         return_ACPI_STATUS (AE_BAD_PARAMETER);
     }
 
+    /* Handle root object case */
+
+    if (WakeDevice == ACPI_ROOT_OBJECT)
+    {
+        DeviceNode = AcpiGbl_RootNode;
+    }
+    else
+    {
+        DeviceNode = ACPI_CAST_PTR (ACPI_NAMESPACE_NODE, WakeDevice);
+    }
+
     /* Validate WakeDevice is of type Device */
 
-    DeviceNode = ACPI_CAST_PTR (ACPI_NAMESPACE_NODE, WakeDevice);
     if (DeviceNode->Type != ACPI_TYPE_DEVICE)
     {
         return_ACPI_STATUS (AE_BAD_PARAMETER);