wire-gen: allow NULL for a tlv record in towire

Allowing signaling of no TLV with NULL
6 years ago · 64b43dd060
1 changed files with 3 additions and 0 deletions
--- 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)