From a979136b4b189e10c48a70bb91557a849d2169a4 Mon Sep 17 00:00:00 2001
From: Stephan Hadinger <stephan.hadinger@gmail.com>
Date: Mon, 5 Apr 2021 14:14:32 +0200
Subject: [PATCH] Berry fix crash when no attributes

---
 lib/libesp32/Berry-0.1.10/src/be_debuglib.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/libesp32/Berry-0.1.10/src/be_debuglib.c b/lib/libesp32/Berry-0.1.10/src/be_debuglib.c
index 97123916b..9989da064 100644
--- a/lib/libesp32/Berry-0.1.10/src/be_debuglib.c
+++ b/lib/libesp32/Berry-0.1.10/src/be_debuglib.c
@@ -40,7 +40,9 @@ static void dump_module(bmodule *module)
 
 static void dump_class(bclass *class)
 {
-    dump_map(class->members);
+    if (class->members) {
+        dump_map(class->members);
+    }
 }
 
 static void dump_instanse(binstance *ins)