DW:

 - avoid FPE in idnsCheckQueue() if name servers went away (nns = 0)
   because we're reconfiguring or shutting down.

diff --git a/src/dns_internal.cc b/src/dns_internal.cc
index d4aa92b47881aa731837d9369ef04a16e531febe..b5fee99b22ef812efdc552c6ba2dfe2a92a234c8 100644 (file)
--- a/src/dns_internal.cc
+++ b/src/dns_internal.cc
@@ -1,6 +1,6 @@
 
 /*
- * $Id: dns_internal.cc,v 1.32 2000/07/22 17:56:55 wessels Exp $
+ * $Id: dns_internal.cc,v 1.33 2000/11/02 16:30:10 wessels Exp $
  *
  * DEBUG: section 78    DNS lookups; interacts with lib/rfc1035.c
  * AUTHOR: Duane Wessels
@@ -390,6 +390,9 @@ idnsCheckQueue(void *unused)
     idns_query *q;
     event_queued = 0;
     for (n = lru_list.tail; n; n = p) {
+       if (0 == nns)
+           /* name servers went away; reconfiguring or shutting down */
+           break;
        q = n->data;
        if (tvSubDsec(q->sent_t, current_time) < Config.Timeout.idns_retransmit * (1 << q->nsends % nns))
            break;