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