diff options
| author |   Klement Sekera <ksekera@cisco.com> | 2017-03-03 08:51:08 +0100 |
|---|---|---|
| committer |   Damjan Marion <dmarion.lists@gmail.com> | 2017-03-06 16:17:21 +0000 |
| commit | 0e2e0dfe8b6783641e779b01a4b8e9ebf0e6fc77 (patch) | |
| tree | e98e908acec606055efb3f545f2d8b887dedf1ee | |
| parent | 0491ac9aed90e26a54d7b45b469812e6c9fe2f4c (diff) | |
BFD: drop rpc call if packet doesn't match session
In a very unlikely scenario, during which a session is removed
and replaced with a different session sharing the same session
index, while a packet is in-flight during RPC call, drop that packet.
Change-Id: If1c4a77fc2ab460bae2435db066a133185b98747
Signed-off-by: Klement Sekera <ksekera@cisco.com>
| -rw-r--r-- | src/vnet/bfd/bfd_main.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/vnet/bfd/bfd_main.c b/src/vnet/bfd/bfd_main.c index 01de637531d..d38623c1e0a 100644 --- a/src/vnet/bfd/bfd_main.c +++ b/src/vnet/bfd/bfd_main.c @@ -1555,7 +1555,7 @@ void bfd_consume_pkt (bfd_main_t * bm, const bfd_pkt_t * pkt, u32 bs_idx) { bfd_session_t *bs = bfd_find_session_by_idx (bm, bs_idx); - if (!bs) + if (!bs || (pkt->your_disc && pkt->your_disc != bs->local_discr)) { return; } |