diff --git a/legacy/eobj/src/lib/eo.c b/legacy/eobj/src/lib/eo.c
index 5e95291854..d2e8f322da 100644
--- a/legacy/eobj/src/lib/eo.c
+++ b/legacy/eobj/src/lib/eo.c
@@ -288,7 +288,7 @@ _eo_kls_itr_next(const Eo_Class *orig_kls, Eo_Kls_Itr *cur, Eo_Kls_Itr *prev_sta
         while (*kls_itr)
           {
              const op_type_funcs *fsrc = _dich_func_get(*kls_itr, op);
-             if (!fsrc->func)
+             if (!fsrc || !fsrc->func)
                {
                   kls_itr++;
                   continue;