diff options
Diffstat (limited to 'src/resolve/resolved-dns-question.c')
| -rw-r--r-- | src/resolve/resolved-dns-question.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/src/resolve/resolved-dns-question.c b/src/resolve/resolved-dns-question.c index 75f2ed6042..9fb3038381 100644 --- a/src/resolve/resolved-dns-question.c +++ b/src/resolve/resolved-dns-question.c @@ -207,6 +207,7 @@ int dns_question_cname_redirect(DnsQuestion *q, const DnsResourceRecord *cname, assert(cname); assert(ret); + assert(IN_SET(cname->key->type, DNS_TYPE_CNAME, DNS_TYPE_DNAME)); if (!q) { n = dns_question_new(0); @@ -219,7 +220,22 @@ int dns_question_cname_redirect(DnsQuestion *q, const DnsResourceRecord *cname, } for (i = 0; i < q->n_keys; i++) { - r = dns_name_equal(DNS_RESOURCE_KEY_NAME(q->keys[i]), cname->cname.name); + _cleanup_free_ char *destination = NULL; + const char *d; + + if (cname->key->type == DNS_TYPE_CNAME) + d = cname->cname.name; + else { + r = dns_name_change_suffix(DNS_RESOURCE_KEY_NAME(q->keys[i]), DNS_RESOURCE_KEY_NAME(cname->key), cname->dname.name, &destination); + if (r < 0) + return r; + if (r == 0) + continue; + + d = destination; + } + + r = dns_name_equal(DNS_RESOURCE_KEY_NAME(q->keys[i]), d); if (r < 0) return r; |