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Diffstat (limited to 'src/resolve/resolved-dns-query.c')
-rw-r--r--src/resolve/resolved-dns-query.c20
1 files changed, 8 insertions, 12 deletions
diff --git a/src/resolve/resolved-dns-query.c b/src/resolve/resolved-dns-query.c
index 610b914e74..0f2f2599ab 100644
--- a/src/resolve/resolved-dns-query.c
+++ b/src/resolve/resolved-dns-query.c
@@ -1145,8 +1145,8 @@ int dns_query_process_cname(DnsQuery *q) {
assert(q);
- if (q->state != DNS_TRANSACTION_SUCCESS)
- return 0;
+ if (!IN_SET(q->state, DNS_TRANSACTION_SUCCESS, DNS_TRANSACTION_NULL))
+ return DNS_QUERY_NOMATCH;
DNS_ANSWER_FOREACH(rr, q->answer) {
@@ -1154,7 +1154,7 @@ int dns_query_process_cname(DnsQuery *q) {
if (r < 0)
return r;
if (r > 0)
- return 0; /* The answer matches directly, no need to follow cnames */
+ return DNS_QUERY_MATCH; /* The answer matches directly, no need to follow cnames */
r = dns_question_matches_cname(q->question, rr, DNS_SEARCH_DOMAIN_NAME(q->answer_search_domain));
if (r < 0)
@@ -1164,7 +1164,7 @@ int dns_query_process_cname(DnsQuery *q) {
}
if (!cname)
- return 0; /* No cname to follow */
+ return DNS_QUERY_NOMATCH; /* No match and no cname to follow */
if (q->flags & SD_RESOLVED_NO_CNAME)
return -ELOOP;
@@ -1176,20 +1176,16 @@ int dns_query_process_cname(DnsQuery *q) {
/* Let's see if the answer can already answer the new
* redirected question */
- DNS_ANSWER_FOREACH(rr, q->answer) {
- r = dns_question_matches_rr(q->question, rr, NULL);
- if (r < 0)
- return r;
- if (r > 0)
- return 0; /* It can answer it, yay! */
- }
+ r = dns_query_process_cname(q);
+ if (r != DNS_QUERY_NOMATCH)
+ return r;
/* OK, it cannot, let's begin with the new query */
r = dns_query_go(q);
if (r < 0)
return r;
- return 1; /* We return > 0, if we restarted the query for a new cname */
+ return DNS_QUERY_RESTARTED; /* We restarted the query for a new cname */
}
static int on_bus_track(sd_bus_track *t, void *userdata) {