package/busybox/patches/243-udhcpc_changed_ifindex.patch

   1 Index: busybox-1.4.2/networking/udhcp/dhcpc.c
   2 ===================================================================
   3 --- busybox-1.4.2.orig/networking/udhcp/dhcpc.c 2007-07-18 10:07:20.161035443 +0200
   4 +++ busybox-1.4.2/networking/udhcp/dhcpc.c      2007-07-18 10:09:15.515609124 +0200
   5 @@ -273,6 +273,12 @@
   6                 tv.tv_sec = timeout - uptime();
   7                 tv.tv_usec = 0;
   8
   9 +               /* When running on a bridge, the ifindex may have changed (e.g. if
  10 +                * member interfaces were added/removed or if the status of the
  11 +                * bridge changed).
  12 +                * Workaround: refresh it here before processing the next packet */
  13 +               read_interface(client_config.interface, &client_config.ifindex, NULL, client_config.arp);
  14 +
  15                 if (listen_mode != LISTEN_NONE && fd < 0) {
  16                         if (listen_mode == LISTEN_KERNEL)
  17                                 fd = listen_socket(INADDR_ANY, CLIENT_PORT, client_config.interface);