Always call satisfy_request in send_update.

message.c

@@ -581,15 +581,17 @@ send_update(struct destination *dest, struct network *net)
 {
     int i;
 
-    if(net == NULL) {
-        for(i = 0; i < numnets; i++)
-            send_update(dest, &nets[i]);
     if(dest != NULL) {
-            /* This case is not handled by flushupdates. */
+        /* The case of net == NULL is not handled by flushupdates.
+           The other case is, but it won't do any harm to record it early. */
         struct route *installed = find_installed_route(dest);
         satisfy_request(dest, installed ? installed->seqno : dest->seqno,
-                            NULL);
+                        net);
     }
+
+    if(net == NULL) {
+        for(i = 0; i < numnets; i++)
+            send_update(dest, &nets[i]);
         return;
     }