From 9dd2ee95f11de29e358cc01059861e724dbb5807 Mon Sep 17 00:00:00 2001
From: Mark Andrews <marka@isc.org>
Date: Tue, 24 Nov 2009 03:20:02 +0000
Subject: [PATCH] 2784.   [bug]           TC was not always being set when
 required glue was                         dropped. [RT #234186]

---
 CHANGES           | 3 +++
 lib/dns/message.c | 4 +++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/CHANGES b/CHANGES
index 84ae73bd30..fd12574f4f 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,6 @@
+2784.	[bug]		TC was not always being set when required glue was
+			dropped. [RT #234186]
+
 2783.	[func]		Return minimal responses to EDNS/UDP queries with a UDP
 			buffer size of 512 or less.  [RT #20654]
 
diff --git a/lib/dns/message.c b/lib/dns/message.c
index d74382b5b0..b28909ac8c 100644
--- a/lib/dns/message.c
+++ b/lib/dns/message.c
@@ -15,7 +15,7 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
-/* $Id: message.c,v 1.248 2009/10/26 23:14:54 each Exp $ */
+/* $Id: message.c,v 1.249 2009/11/24 03:20:02 marka Exp $ */
 
 /*! \file */
 
@@ -1918,6 +1918,8 @@ dns_message_rendersection(dns_message_t *msg, dns_section_t sectionid,
 				msg->counts[sectionid] += total;
 				return (result);
 			}
+			if (result == ISC_R_NOSPACE)
+				msg->flags |= DNS_MESSAGEFLAG_TC;
 			if (result != ISC_R_SUCCESS) {
 				INSIST(st.used < 65536);
 				dns_compress_rollback(msg->cctx,