DNS packet parsing: Slight fix when packet is truncated

[adns.git] / src / check.c

diff --git a/src/check.c b/src/check.c
index d86268e3850233cecca604d4b4425e74cd8b87c8..c773508d722d63d4fb6a4e2d371cb2b0210132d3 100644 (file)
--- a/src/check.c
+++ b/src/check.c
@@ -4,7 +4,8 @@
  */
 /*
  *  This file is part of adns, which is
- *    Copyright (C) 1997-2000,2003,2006  Ian Jackson
+ *    Copyright (C) 1997-2000,2003,2006,2014-2016  Ian Jackson
+ *    Copyright (C) 2014  Mark Wooding
  *    Copyright (C) 1999-2000,2003,2006  Tony Finch
  *    Copyright (C) 1991 Massachusetts Institute of Technology
  *  (See the file INSTALL for full details.)
@@ -20,8 +21,7 @@
  *  GNU General Public License for more details.
  *  
  *  You should have received a copy of the GNU General Public License
- *  along with this program; if not, write to the Free Software Foundation,
- *  Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 
+ *  along with this program; if not, write to the Free Software Foundation.
  */
 
 #include "internal.h"
@@ -136,14 +136,19 @@ static void checkc_queue_tcpw(adns_state ads) {
 }
 
 static void checkc_queue_childw(adns_state ads) {
-  adns_query parent, child;
+  adns_query parent, child, search;
 
   DLIST_CHECK(ads->childw, parent, , {
     assert(parent->state == query_childw);
     assert(parent->children.head);
     DLIST_CHECK(parent->children, child, siblings., {
       assert(child->parent == parent);
-      assert(child->state != query_done);
+      if (child->state == query_done) {
+       for (search= ads->intdone.head; search; search= search->next)
+         if (search==child) goto child_done_ok;
+       assert(!"done child not on intdone");
+      child_done_ok:;
+      }
     });
     checkc_query(ads,parent);
     checkc_query_alloc(ads,parent);