Fix clazy warnings regarding range-for references

[pulseview.git] / pv / views / trace / tracetreeitemowner.cpp

diff --git a/pv/views/trace/tracetreeitemowner.cpp b/pv/views/trace/tracetreeitemowner.cpp
index d2512332830a7e9784798e83364c2ff16264a862..ccf9b9123637ea498abfe800145eca070f03d211 100644 (file)
--- a/pv/views/trace/tracetreeitemowner.cpp
+++ b/pv/views/trace/tracetreeitemowner.cpp
@@ -89,7 +89,7 @@ pair<int, int> TraceTreeItemOwner::v_extents() const
        bool has_children = false;
 
        pair<int, int> extents(INT_MAX, INT_MIN);
-       for (const shared_ptr<TraceTreeItem> t : trace_tree_child_items()) {
+       for (const shared_ptr<TraceTreeItem>& t : trace_tree_child_items()) {
                assert(t);
                if (!t->enabled())
                        continue;