From 55dbf69573e5bbf2a0735e0e92d7583e56e5173e Mon Sep 17 00:00:00 2001
From: Jordan Henderson <jhenderson@hdfgroup.org>
Date: Wed, 12 Dec 2018 17:05:56 -0600
Subject: align H5Aget_info behavior with H5Gget_info when null attribute
 pointer is supplied

---
 src/H5A.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/H5A.c b/src/H5A.c
index 0d20912..74b0148 100644
--- a/src/H5A.c
+++ b/src/H5A.c
@@ -1046,6 +1046,8 @@ H5Aget_info(hid_t attr_id, H5A_info_t *ainfo)
     /* Check arguments */
     if(NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(attr_id, H5I_ATTR)))
         HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not an attribute")
+    if(!ainfo)
+        HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "attribute_info parameter cannot be NULL")
 
     loc_params.type = H5VL_OBJECT_BY_SELF;
     loc_params.obj_type = H5I_get_type(attr_id);
-- 
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