diff options
| author |   Benoît Ganne <bganne@cisco.com> | 2021-06-23 13:45:25 +0200 |
|---|---|---|
| committer |   Damjan Marion <dmarion@me.com> | 2021-06-30 18:57:59 +0000 |
| commit | 44d524f941c8070c2a04301f832a129984fe4c96 (patch) | |
| tree | 10bafc2fa174d45a1d5de0c15a5763d9a6ccdc63 | |
| parent | 734268f484d8deb5d2054dadc890e48b26f77feb (diff) | |
memif: fix chain buffer length in zero-copy mode
The total_length_not_including_first_buffer field must be reset before
being updated otherwise it will quicly grows as stale values are reused.
Type: fix
Change-Id: Ic48c0822660998b0dfc0b5fdeadae6071b2d03f7
Signed-off-by: Benoît Ganne <bganne@cisco.com>
| -rw-r--r-- | src/plugins/memif/node.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/plugins/memif/node.c b/src/plugins/memif/node.c index c7ad9740b02..a69ab7f7c2c 100644 --- a/src/plugins/memif/node.c +++ b/src/plugins/memif/node.c @@ -587,6 +587,7 @@ memif_device_input_zc_inline (vlib_main_t *vm, vlib_node_runtime_t *node, if (PREDICT_FALSE ((d0->flags & MEMIF_DESC_FLAG_NEXT) && n_slots)) { hb->flags |= VLIB_BUFFER_TOTAL_LENGTH_VALID; + hb->total_length_not_including_first_buffer = 0; next_slot: s0 = cur_slot & mask; d0 = &ring->desc[s0]; |