fix adding duplicate IP cache entry for failed BLOCKING lookups.

diff --git a/src/ipcache.cc b/src/ipcache.cc
index 12f1c30a03c5dff250e021844eb6b346ffec61ce..4666bd8706b887153c292d8a2dcc9fcade0a5c0e 100644 (file)
--- a/src/ipcache.cc
+++ b/src/ipcache.cc
@@ -1,6 +1,6 @@
 
 /*
- * $Id: ipcache.cc,v 1.105 1997/02/20 21:02:38 wessels Exp $
+ * $Id: ipcache.cc,v 1.106 1997/02/24 23:42:00 wessels Exp $
  *
  * DEBUG: section 14    IP Cache
  * AUTHOR: Harvest Derived
@@ -433,8 +433,8 @@ ipcacheAddNew(const char *name, const struct hostent *hp, ipcache_status_t statu
 {
     ipcache_entry *i;
     if (ipcache_get(name))
-       fatal_dump("ipcache_add: somebody adding a duplicate!");
-    debug(14, 10, "ipcache_add: Adding '%s', status=%c\n",
+       fatal_dump("ipcacheAddNew: somebody adding a duplicate!");
+    debug(14, 10, "ipcacheAddNew: Adding '%s', status=%c\n",
        name,
        ipcache_status_char[status]);
     i = ipcache_create(name);
@@ -861,7 +861,7 @@ ipcache_gethostbyname(const char *name, int flags)
            return &i->addrs;
        }
        /* bad address, negative cached */
-       if (ip_table) {
+       if (ip_table && i == NULL) {
            i = ipcacheAddNew(name, hp, IP_NEGATIVE_CACHED);
            i->expires = squid_curtime + Config.negativeDnsTtl;
            return NULL;