1 files changed, 1 insertions, 1 deletions
diff --git a/src/H5FO.c b/src/H5FO.c
index 849a4db..d29712e 100644
--- a/src/H5FO.c
+++ b/src/H5FO.c
@@ -128,7 +128,7 @@ H5FO_opened(const H5F_t *f, haddr_t addr)
         open_obj=H5TB_NODE_DATA(obj_node);
         assert(open_obj);
         ret_value=open_obj->obj;
-        assert(ret_value>0);
+        assert(ret_value!=NULL);
     } /* end if */
     else
         ret_value=NULL;