Pass std::string parameters by reference too.

[simgrid.git] / src / kernel / activity / ActivityImpl.cpp

diff --git a/src/kernel/activity/ActivityImpl.cpp b/src/kernel/activity/ActivityImpl.cpp
index 1cb313a..5b5c614 100644 (file)
--- a/src/kernel/activity/ActivityImpl.cpp
+++ b/src/kernel/activity/ActivityImpl.cpp
@@ -29,10 +29,10 @@ void ActivityImpl::resume()
   on_resumed(this);
 }
 
-void ActivityImpl::set_category(std::string category)
+void ActivityImpl::set_category(const std::string& category)
 {
   if (surf_action_)
-    surf_action_->set_category(std::move(category));
+    surf_action_->set_category(category);
 }
 
 // boost::intrusive_ptr<Activity> support: