X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fsrc%2Fhost.c;h=1426bff9752de73b51c92a63dbcece9a1b054396;hb=7e26c2f6e641307f44c7a0c88def1d43f3e67eab;hp=aa142eb9b4ef2997035f8d0e2c1beeea7682a997;hpb=30795c5e77e21e90f3c695e6274bc9b4a9b68900;p=user%2Fhenk%2Fcode%2Fexim.git

diff --git a/src/src/host.c b/src/src/host.c
index aa142eb9b..1426bff97 100644
--- a/src/src/host.c
+++ b/src/src/host.c
@@ -729,6 +729,7 @@ host_build_ifacelist(const uschar *list, uschar *name)
 int sep = 0;
 uschar *s;
 ip_address_item * yield = NULL, * last = NULL, * next;
+BOOL taint = is_tainted(list);
 
 while ((s = string_nextinlist(&list, &sep, NULL, 0)))
   {
@@ -747,7 +748,7 @@ while ((s = string_nextinlist(&list, &sep, NULL, 0)))
   address above. The field in the ip_address_item is large enough to hold an
   IPv6 address. */
 
-  next = store_get(sizeof(ip_address_item), FALSE);
+  next = store_get(sizeof(ip_address_item), taint);
   next->next = NULL;
   Ustrcpy(next->address, s);
   next->port = port;
@@ -1646,7 +1647,6 @@ int old_pool, rc;
 int sep = 0;
 uschar *save_hostname;
 uschar **aliases;
-uschar buffer[256];
 uschar *ordername;
 const uschar *list = host_lookup_order;
 dns_answer * dnsa = store_get_dns_answer();
@@ -1672,13 +1672,14 @@ if (f.running_in_test_harness &&
 /* Do lookups directly in the DNS or via gethostbyaddr() (or equivalent), in
 the order specified by the host_lookup_order option. */
 
-while ((ordername = string_nextinlist(&list, &sep, buffer, sizeof(buffer))))
+while ((ordername = string_nextinlist(&list, &sep, NULL, 0)))
   {
   if (strcmpic(ordername, US"bydns") == 0)
     {
+    uschar * name = dns_build_reverse(sender_host_address);
+
     dns_init(FALSE, FALSE, FALSE);    /* dnssec ctrl by dns_dnssec_ok glbl */
-    dns_build_reverse(sender_host_address, buffer);
-    rc = dns_lookup_timerwrap(dnsa, buffer, T_PTR, NULL);
+    rc = dns_lookup_timerwrap(dnsa, name, T_PTR, NULL);
 
     /* The first record we come across is used for the name; others are
     considered to be aliases. We have to scan twice, in order to find out the