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resolved: don't eat up errors

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dns_resource_key_match_soa() and dns_resource_key_match_cname_or_dname()
may return errors as negative return values. Make sure to propagate
those.
This commit is contained in:
Lennart Poettering 2015-12-11 15:10:56 +01:00
parent 56352fe92d
commit 29c1519ed4
1 changed files with 12 additions and 4 deletions
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14
src/resolve/resolved-dns-answer.c
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@ -228,9 +228,9 @@ int dns_answer_contains_rr(DnsAnswer *a, DnsResourceRecord *rr) {
int dns_answer_find_soa(DnsAnswer *a, const DnsResourceKey *key, DnsResourceRecord **ret) { int dns_answer_find_soa(DnsAnswer *a, const DnsResourceKey *key, DnsResourceRecord **ret) {
DnsResourceRecord *rr; DnsResourceRecord *rr;
int r;
assert(key); assert(key);
assert(ret);
if (!a) if (!a)
return 0; return 0;
@ -240,7 +240,11 @@ int dns_answer_find_soa(DnsAnswer *a, const DnsResourceKey *key, DnsResourceReco
return 0; return 0;
DNS_ANSWER_FOREACH(rr, a) { DNS_ANSWER_FOREACH(rr, a) {
if (dns_resource_key_match_soa(key, rr->key)) { r = dns_resource_key_match_soa(key, rr->key);
if (r < 0)
return r;
if (r > 0) {
if (ret)
*ret = rr; *ret = rr;
return 1; return 1;
} }
@ -251,6 +255,7 @@ int dns_answer_find_soa(DnsAnswer *a, const DnsResourceKey *key, DnsResourceReco
int dns_answer_find_cname_or_dname(DnsAnswer *a, const DnsResourceKey *key, DnsResourceRecord **ret) { int dns_answer_find_cname_or_dname(DnsAnswer *a, const DnsResourceKey *key, DnsResourceRecord **ret) {
DnsResourceRecord *rr; DnsResourceRecord *rr;
int r;
assert(key); assert(key);
@ -262,7 +267,10 @@ int dns_answer_find_cname_or_dname(DnsAnswer *a, const DnsResourceKey *key, DnsR
return 0; return 0;
DNS_ANSWER_FOREACH(rr, a) { DNS_ANSWER_FOREACH(rr, a) {
if (dns_resource_key_match_cname_or_dname(key, rr->key, NULL)) { r = dns_resource_key_match_cname_or_dname(key, rr->key, NULL);
if (r < 0)
return r;
if (r > 0) {
if (ret) if (ret)
*ret = rr; *ret = rr;
return 1; return 1;