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-rw-r--r--src/server/events/Undo.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/server/events/Undo.cpp b/src/server/events/Undo.cpp
index a6c80217..e06a5951 100644
--- a/src/server/events/Undo.cpp
+++ b/src/server/events/Undo.cpp
@@ -43,8 +43,8 @@ Undo::Undo(Engine& engine,
bool
Undo::pre_process(PreProcessContext& ctx)
{
- UndoStack* const stack = _is_redo ? _engine.redo_stack() : _engine.undo_stack();
- const Event::Mode mode = _is_redo ? Event::Mode::REDO : Event::Mode::UNDO;
+ const UPtr<UndoStack>& stack = _is_redo ? _engine.redo_stack() : _engine.undo_stack();
+ const Event::Mode mode = _is_redo ? Event::Mode::REDO : Event::Mode::UNDO;
if (stack->empty()) {
return Event::pre_process_done(Status::NOT_FOUND);