diff --git a/source/components/executer/exfield.c b/source/components/executer/exfield.c
index 471b94c26..8b5ddba06 100644
--- a/source/components/executer/exfield.c
+++ b/source/components/executer/exfield.c
@@ -735,7 +735,7 @@ AmlAccessNamedField (
     UINT32                  Mask = 0;
     UINT32                  dValue = 0;
     UINT32                  OldVal = 0;
-    BOOLEAN                 Locked;
+    BOOLEAN                 Locked = FALSE;