package/openwrt-packages/net/quagga-unstable/patches/130-confed_aspath_delete_on_prepend.patch

   1 --- a/bgpd/bgp_aspath.c
   2 +++ b/bgpd/bgp_aspath.c
   3 @@ -1208,6 +1208,10 @@ aspath_prepend (struct aspath *as1, stru
   4    while (seg1 && seg1->next)
   5      seg1 = seg1->next;
   6
   7 +  /* Delete any AS_CONFED_SEQUENCE segment from as2. */
   8 +  if (seg1->type == AS_SEQUENCE && seg2->type == AS_CONFED_SEQUENCE)
   9 +    as2 = aspath_delete_confed_seq (as2);
  10 +
  11    /* Compare last segment type of as1 and first segment type of as2. */
  12    if (seg1->type != seg2->type)
  13      return aspath_merge (as1, as2);