1 files changed, 11 insertions, 1 deletions
diff --git a/EdkNt32Pkg/Dxe/WinNtThunk/Bus/BlockIo/ComponentName.c b/EdkNt32Pkg/Dxe/WinNtThunk/Bus/BlockIo/ComponentName.c
index a24f6da602..fb9cc42492 100644
--- a/EdkNt32Pkg/Dxe/WinNtThunk/Bus/BlockIo/ComponentName.c
+++ b/EdkNt32Pkg/Dxe/WinNtThunk/Bus/BlockIo/ComponentName.c
@@ -160,7 +160,17 @@ WinNtBlockIoComponentNameGetControllerName (
   if (ChildHandle != NULL) {
     return EFI_UNSUPPORTED;
   }
-
+  //
+  // Make sure this driver is currently managing ControllerHandle
+  //
+  Status = EfiTestManagedDevice (
+             ControllerHandle,
+             gWinNtBlockIoDriverBinding.DriverBindingHandle,
+             &gEfiWinNtIoProtocolGuid
+             );
+  if (EFI_ERROR (Status)) {
+    return EFI_UNSUPPORTED;
+  }
   //
   // Get our context back
   //