From: Daniel Salzman <daniel.salzman@nic.cz>
Date: Mon, 24 Apr 2023 11:54:49 +0000 (+0200)
Subject: requestor: fail if TC is set
X-Git-Tag: v3.4.dev~147^2~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4a003c0124b10e58bb0abc2c836bcab7e29b3b4d;p=thirdparty%2Fknot-dns.git

requestor: fail if TC is set
---

diff --git a/src/knot/query/requestor.c b/src/knot/query/requestor.c
index 8643f740fb..73eb7d15e5 100644
--- a/src/knot/query/requestor.c
+++ b/src/knot/query/requestor.c
@@ -293,6 +293,10 @@ static int request_consume(knot_requestor_t *req, knot_request_t *last,
 		return KNOT_EMALF;
 	}
 
+	if (knot_wire_get_tc(last->resp->wire)) {
+		return KNOT_EFEWDATA;
+	}
+
 	ret = tsig_verify_packet(&last->tsig, last->resp);
 	if (ret != KNOT_EOK) {
 		return ret;