From 1acee0c5d35f4a04df07e5d5f4490e6318513997 Mon Sep 17 00:00:00 2001 From: Willem Toorop Date: Sun, 14 Aug 2022 17:19:02 +0200 Subject: [PATCH] Issue #183 EDNS OPT can have no rdata --- host2wire.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/host2wire.c b/host2wire.c index 49e4924a..137257cd 100644 --- a/host2wire.c +++ b/host2wire.c @@ -449,7 +449,10 @@ ldns_pkt2buffer_wire_compress(ldns_buffer *buffer, const ldns_pkt *packet, ldns_ , ldns_buffer_export(edns_buf)); ldns_buffer_free(edns_buf); } - ldns_rr_push_rdf(edns_rr, edns_rdf ? edns_rdf : packet->_edns_data); + if (edns_rdf) + ldns_rr_push_rdf(edns_rr, edns_rdf); + else if (packet->_edns_data) + ldns_rr_push_rdf(edns_rr, packet->_edns_data); (void)ldns_rr2buffer_wire_compress(buffer, edns_rr, LDNS_SECTION_ADDITIONAL, compression_data); /* take the edns rdata back out of the rr before we free rr */ if (!edns_rdf)