From e13dd305657a5425980a2cbb30096e509af5f827 Mon Sep 17 00:00:00 2001
From: Vern Paxson <vern@corelight.com>
Date: Fri, 11 Mar 2022 14:16:35 -0800
Subject: [PATCH] tweak for comparing redundant-but-complex attributes

---
 src/Attr.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/Attr.cc b/src/Attr.cc
index b0d2947a00..22e1ef35d8 100644
--- a/src/Attr.cc
+++ b/src/Attr.cc
@@ -192,6 +192,9 @@ void Attributes::AddAttr(AttrPtr attr, bool is_redef)
 	{
 	auto acceptable_duplicate_attr = [](const AttrPtr& attr, const AttrPtr& existing) -> bool
 	{
+		if ( attr == existing )
+			return true;
+
 		AttrTag new_tag = attr->Tag();
 
 		if ( new_tag == ATTR_DEPRECATED )