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From 9f9ce5d91a944407e13360e9c92c090d23777a8b Mon Sep 17 00:00:00 2001
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From: Mark Andrews <marka@isc.org>
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Date: Fri, 27 May 2016 18:39:33 +1000
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Subject: [PATCH] fix merge error
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---
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bin/named/query.c | 31 +++++++++++++++++++++++++++++++
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1 file changed, 31 insertions(+)
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diff --git a/bin/named/query.c b/bin/named/query.c
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index 6e988f5686..2c44e9ff53 100644
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--- a/bin/named/query.c
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+++ b/bin/named/query.c
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@@ -7195,6 +7195,37 @@ query_find(ns_client_t *client, dns_fetchevent_t *event, dns_rdatatype_t qtype)
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* we know the answer.
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*/
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+ /*
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+ * If we have a zero ttl from the cache refetch it.
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+ */
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+ if (!is_zone && event == NULL && rdataset->ttl == 0 &&
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+ RECURSIONOK(client))
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+ {
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+ if (dns_rdataset_isassociated(rdataset))
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+ dns_rdataset_disassociate(rdataset);
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+ if (sigrdataset != NULL &&
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+ dns_rdataset_isassociated(sigrdataset))
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+ dns_rdataset_disassociate(sigrdataset);
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+ if (node != NULL)
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+ dns_db_detachnode(db, &node);
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+
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+ result = query_recurse(client, qtype,
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+ client->query.qname,
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+ NULL, NULL, resuming);
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+ if (result == ISC_R_SUCCESS) {
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+ client->query.attributes |=
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+ NS_QUERYATTR_RECURSING;
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+ if (dns64)
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+ client->query.attributes |=
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+ NS_QUERYATTR_DNS64;
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+ if (dns64_exclude)
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+ client->query.attributes |=
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+ NS_QUERYATTR_DNS64EXCLUDE;
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+ } else
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+ RECURSE_ERROR(result);
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+ goto cleanup;
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+ }
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+
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#ifdef ALLOW_FILTER_AAAA_ON_V4
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/*
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* Optionally hide AAAAs from IPv4 clients if there is an A.
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--
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2.14.4
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