Ensure that MSG_host_self() works from maestro context

diff --git a/src/msg/msg_process.c b/src/msg/msg_process.c
index 70725e7..927a4a9 100644 (file)
--- a/src/msg/msg_process.c
+++ b/src/msg/msg_process.c
@@ -294,7 +294,7 @@ msg_host_t MSG_process_get_host(msg_process_t process)
   else {
     simdata = simcall_process_get_data(process);
   }
   else {
     simdata = simcall_process_get_data(process);
   }

-  return simdata->m_host;
+  return simdata ? simdata->m_host : NULL;

 }
 
 /** \ingroup m_process_management
 }
 
 /** \ingroup m_process_management