From 64b43dd060967a710afdd8d558257a280088fb72 Mon Sep 17 00:00:00 2001
From: lisa neigut <niftynei@gmail.com>
Date: Fri, 26 Jul 2019 18:03:26 -0500
Subject: [PATCH] wire-gen: allow NULL for a tlv record in towire

Allowing signaling of no TLV with NULL
---
 wire/tlvstream.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/wire/tlvstream.c b/wire/tlvstream.c
index 1c4262284..23c4c75ae 100644
--- a/wire/tlvstream.c
+++ b/wire/tlvstream.c
@@ -143,6 +143,9 @@ void towire_tlvs(u8 **pptr,
 		 size_t num_types,
 		 const void *record)
 {
+	if (!record)
+		return;
+
 	for (size_t i = 0; i < num_types; i++) {
 		u8 *val;
 		if (i != 0)