Ensure field is initialized.

diff --git a/examples/s4u/dht-chord/s4u-dht-chord.hpp b/examples/s4u/dht-chord/s4u-dht-chord.hpp
index c071fe2..ba0ac1f 100644 (file)
--- a/examples/s4u/dht-chord/s4u-dht-chord.hpp
+++ b/examples/s4u/dht-chord/s4u-dht-chord.hpp
@@ -61,7 +61,7 @@ public:
   int request_id     = -1;            // id (used by some types of messages)
   int request_finger = 1;             // finger parameter (used by some types of messages)
   int answer_id      = -1;            // answer (used by some types of messages)
   int request_id     = -1;            // id (used by some types of messages)
   int request_finger = 1;             // finger parameter (used by some types of messages)
   int answer_id      = -1;            // answer (used by some types of messages)

-  simgrid::s4u::Mailbox* answer_to;   // mailbox to send an answer to (if any)
+  simgrid::s4u::Mailbox* answer_to = nullptr;       // mailbox to send an answer to (if any)

 
   explicit ChordMessage(e_message_type_t type)
       : type(type), issuer_host_name(simgrid::s4u::this_actor::get_host()->get_name())
 
   explicit ChordMessage(e_message_type_t type)
       : type(type), issuer_host_name(simgrid::s4u::this_actor::get_host()->get_name())