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- Fix #4144: dns64 module caches wrong (negative) information.

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git-svn-id: file:///svn/unbound/trunk@4850 be551aaa-1e26-0410-a405-d3ace91eadb9
This commit is contained in:
Wouter Wijngaards
2018-08-10 08:03:17 +00:00
parent 1e61604aab
commit efe5c8e6be
4 changed files with 22 additions and 1 deletions
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dns64/dns64.c
+6
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@@ -809,6 +809,12 @@ dns64_adjust_a(int id, struct module_qstate* super, struct module_qstate* qstate
rrset_cache_remove(super->env->rrset_cache, dk->rk.dname,
dk->rk.dname_len, LDNS_RR_TYPE_AAAA,
LDNS_RR_CLASS_IN, 0);
/* Delete negative AAAA in msg cache for CNAMEs,
* stored by the iterator module */
if(i != 0) /* if not the first RR */
msg_cache_remove(super->env, dk->rk.dname,
dk->rk.dname_len, LDNS_RR_TYPE_AAAA,
LDNS_RR_CLASS_IN, 0);
} else {
dk->entry.hash = fk->entry.hash;
dk->rk.dname = (uint8_t*)regional_alloc_init(super->region,