diff options
| author |   Florin Coras <fcoras@cisco.com> | 2016-11-27 22:33:01 -0800 |
|---|---|---|
| committer | Florin Coras <fcoras@cisco.com> | 2016-11-27 22:44:36 -0800 |
| commit | feeebfe0197912a233acab7d3359dc3fc29bc1f9 (patch) | |
| tree | e217a2c2581cb0edc8169be76a158eaa2681217d | |
| parent | dc5252b17ad929725101d6436e040b8c2bc68aa3 (diff) | |
Unlock LISP source FIB if only default left
If when removing a source route the LISP source FIB contains only the
default, remove the whole source FIB. Defaults are added when FIBs are
created so no forwarding entry depends on them.
Change-Id: I0dd5dc31d128d834ac3b92c962c4c68577aa7429
Signed-off-by: Florin Coras <fcoras@cisco.com>
| -rw-r--r-- | vnet/vnet/lisp-gpe/lisp_gpe_fwd_entry.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/vnet/vnet/lisp-gpe/lisp_gpe_fwd_entry.c b/vnet/vnet/lisp-gpe/lisp_gpe_fwd_entry.c index c7aafc6a9ca..cae2eb91363 100644 --- a/vnet/vnet/lisp-gpe/lisp_gpe_fwd_entry.c +++ b/vnet/vnet/lisp-gpe/lisp_gpe_fwd_entry.c @@ -150,12 +150,22 @@ ip_src_dst_fib_del_route (u32 src_fib_index, fib_table_entry_delete (src_fib_index, &src_fib_prefix, FIB_SOURCE_LISP); - if (0 == fib_table_get_num_entries (src_fib_index, + /* check if only default left */ + if (1 == fib_table_get_num_entries (src_fib_index, src_fib_prefix.fp_proto, FIB_SOURCE_LISP)) { /* - * there's nothing left, unlock the source FIB and the + * remove src FIB default route + */ + fib_prefix_t prefix = { + .fp_proto = dst_fib_prefix.fp_proto, + }; + fib_table_entry_special_remove (src_fib_index, &prefix, + FIB_SOURCE_LISP); + + /* + * there's nothing left now, unlock the source FIB and the * destination route */ fib_table_entry_special_remove (dst_fib_index, |