BaseTools: Optimize string concatenation

[mirror_edk2.git] / BaseTools / Source / Python / Workspace / InfBuildData.py

diff --git a/BaseTools/Source/Python/Workspace/InfBuildData.py b/BaseTools/Source/Python/Workspace/InfBuildData.py
index d10cfea40d1ee7681d36213a84060b2253580345..99bbecfd1f8779bfabf1104dd8cc3d28d7d31a01 100644 (file)
--- a/BaseTools/Source/Python/Workspace/InfBuildData.py
+++ b/BaseTools/Source/Python/Workspace/InfBuildData.py
@@ -614,7 +614,9 @@ class InfBuildData(ModuleBuildClassObject):
             Instance = Record[1]\r
             if Instance:\r
                 Instance = NormPath(Instance, self._Macros)\r
-            RetVal[Lib] = Instance\r
+                RetVal[Lib] = Instance\r
+            else:\r
+                RetVal[Lib] = None\r
         return RetVal\r
 \r
     ## Retrieve library names (for Edk.x style of modules)\r