From 6c6162fd13988f03e45aa7c2f1043f3389c446d6 Mon Sep 17 00:00:00 2001
From: "Alan T. DeKok" <aland@freeradius.org>
Date: Fri, 11 Mar 2022 09:06:12 -0500
Subject: [PATCH] allow fixed-size data types to have "array" flag, too

---
 src/lib/util/dict_validate.c | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/lib/util/dict_validate.c b/src/lib/util/dict_validate.c
index 742be8165e..1f28e5b218 100644
--- a/src/lib/util/dict_validate.c
+++ b/src/lib/util/dict_validate.c
@@ -478,7 +478,18 @@ bool dict_attr_flags_valid(fr_dict_t *dict, fr_dict_attr_t const *parent,
 	case FR_TYPE_STRUCT:
 		ALLOW_FLAG(extra);
 		ALLOW_FLAG(subtype);
-		if (flags->is_known_width) ALLOW_FLAG(array);
+
+		if (flags->array) {
+			switch (type) {
+			case FR_TYPE_FIXED_SIZE:
+				ALLOW_FLAG(array);
+				break;
+
+			default:
+				if (flags->is_known_width) ALLOW_FLAG(array);
+				break;
+			}
+		}
 		if (all_flags) {
 			fr_strerror_const("Invalid flag for attribute inside of a 'struct'");
 			return false;
-- 
2.47.3