Add some const qualifier, needed for later changes.

[simgrid.git] / src / surf / network_interface.hpp

diff --git a/src/surf/network_interface.hpp b/src/surf/network_interface.hpp
index de80df1..c3dbfc0 100644 (file)
--- a/src/surf/network_interface.hpp
+++ b/src/surf/network_interface.hpp
@@ -198,7 +198,7 @@ public:
   NetworkAction(Model* model, double cost, bool failed, lmm::Variable* var) : Action(model, cost, failed, var){};
 
   void set_state(Action::State state) override;
-  virtual std::list<LinkImpl*> links();
+  virtual std::list<LinkImpl*> links() const;
 
   double latency_    = {};
   double lat_current_ = {};