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| author | Lennart Poettering <lennart@poettering.net> | 2015-12-18 14:33:59 +0100 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2015-12-18 14:48:50 +0100 |
| commit | aae6a86e1af88db640180de824e064069a448aeb (patch) | |
| tree | 4bc3310f790dee96a10932ca635b8e0f8207d4ed | |
| parent | 1849cb7cb723e8ea7c13b967d056c1d3a36d9042 (diff) | |
resolved: refuse to add auxiliary transactions loops
Let's be safe and explicitly avoid that we add an auxiliary transaction
dependency on ourselves.
| -rw-r--r-- | src/resolve/resolved-dns-transaction.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/resolve/resolved-dns-transaction.c b/src/resolve/resolved-dns-transaction.c index e65593e143..5b6846f008 100644 --- a/src/resolve/resolved-dns-transaction.c +++ b/src/resolve/resolved-dns-transaction.c @@ -1181,6 +1181,12 @@ static int dns_transaction_request_dnssec_rr(DnsTransaction *t, DnsResourceKey * assert(t); assert(key); + r = dns_resource_key_equal(t->key, key); + if (r < 0) + return r; + if (r > 0) /* Don't go in circles */ + return 0; + /* Try to get the data from the trust anchor */ r = dns_trust_anchor_lookup(&t->scope->manager->trust_anchor, key, &a); if (r < 0) |