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author | Simon Kelley <simon@thekelleys.org.uk> | 2014-03-26 12:24:19 +0000 |
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committer | Simon Kelley <simon@thekelleys.org.uk> | 2014-03-26 12:24:19 +0000 |
commit | 4e1fe444285f11cf85a32b01f638fb6c102be4a0 (patch) | |
tree | 698e72d4e1d369b07b6514ed6608d4b263a42ce2 | |
parent | 51967f9807665dae403f1497b827165c5fa1084b (diff) | |
download | dnsmasq-4e1fe444285f11cf85a32b01f638fb6c102be4a0.tar.gz |
Terminate DS-search when reaching the root via cache entries.
-rw-r--r-- | src/forward.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/forward.c b/src/forward.c index d9a41ba..7a87cb3 100644 --- a/src/forward.c +++ b/src/forward.c @@ -1328,6 +1328,10 @@ static int send_check_sign(time_t now, struct dns_header *header, size_t plen, c continue; } + /* Reached the root */ + if (!name_start) + return STAT_BOGUS; + strcpy(keyname, name_start); return STAT_NEED_DS_NEG; } @@ -1412,6 +1416,13 @@ static int tcp_check_for_unsigned_zone(time_t now, struct dns_header *header, s continue; } + /* reached the root */ + if (!name_start) + { + free(packet); + return STAT_BOGUS; + } + m = dnssec_generate_query(header, ((char *) header) + 65536, name_start, class, T_DS, &server->addr); /* We rely on the question section coming back unchanged, ensure it is with the hash. */ |