Fix component name bugs when input Controller Name is invalid

Fix the driver binding version for platform/OEM specific drivers 




git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2275 6f19259b-4bc3-4df7-8a09-765794883524

EdkUnixPkg/Dxe/UnixThunk/Bus/SimpleFileSystem/ComponentName.c

@@ -167,6 +167,17 @@ UnixSimpleFileSystemComponentNameGetControllerName (
     return EFI_UNSUPPORTED;
   }
 
+  //
+  // Make sure this driver is currently managing ControllerHandle
+  //
+  Status = EfiTestManagedDevice (
+             ControllerHandle,
+             gUnixSimpleFileSystemDriverBinding.DriverBindingHandle,
+             &gEfiUnixIoProtocolGuid
+             );
+  if (EFI_ERROR (Status)) {
+    return EFI_UNSUPPORTED;
+  }
   //
   // Get our context back
   //