From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Wed, 10 Jan 2024 04:01:31 +0000 (+0900)
Subject: resolve: also read EDE code and message from cached packet
X-Git-Tag: v256-rc1~1205^2~5
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=37baa00fe061c967ebb773c2d4bbc332fac10d6a;p=thirdparty%2Fsystemd.git

resolve: also read EDE code and message from cached packet
---

diff --git a/src/resolve/resolved-dns-transaction.c b/src/resolve/resolved-dns-transaction.c
index 4ec58dc1c82..307630f3c7a 100644
--- a/src/resolve/resolved-dns-transaction.c
+++ b/src/resolve/resolved-dns-transaction.c
@@ -1821,8 +1821,12 @@ static int dns_transaction_prepare(DnsTransaction *t, usec_t ts) {
                                 t->answer_source = DNS_TRANSACTION_CACHE;
                                 if (t->answer_rcode == DNS_RCODE_SUCCESS)
                                         dns_transaction_complete(t, DNS_TRANSACTION_SUCCESS);
-                                else
+                                else {
+                                        if (t->received)
+                                                (void) dns_packet_ede_rcode(t->received, &t->answer_ede_rcode, &t->answer_ede_msg);
+
                                         dns_transaction_complete(t, DNS_TRANSACTION_RCODE_FAILURE);
+                                }
                                 return 0;
                         }
                 }