if (!(sm = app_worker_alloc_segment_manager (app_wrk)))
return SESSION_E_ALLOC;
+ /* Once the first segment is mapped, don't remove it until unlisten */
+ sm->first_is_protected = 1;
+
/* Keep track of the segment manager for the listener or this worker */
hash_set (app_wrk->listeners_table, listen_session_get_handle (ls),
segment_manager_index (sm));
sm = segment_manager_get (*sm_indexp);
if (sm)
{
+ sm->first_is_protected = 0;
segment_manager_app_detach (sm);
if (!segment_manager_has_fifos (sm))
{