diff options
| author |   Florin Coras <fcoras@cisco.com> | 2021-11-05 20:21:42 -0700 |
|---|---|---|
| committer |   Florin Coras <florin.coras@gmail.com> | 2021-11-06 03:20:43 +0000 |
| commit | bc1640a5044e8b7a06c3cc6d41543198b81e610c (patch) | |
| tree | e5a739827749e94c2ad1c7989b8cddfd85caaf7c | |
| parent | 2e3a79ff50dbb853059aee8c48610e3610f9c66f (diff) | |
tcp: in place tcp header for buffer resets
Type: improvement
Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: I2a5de36175bca1181ffd4a1865d41f0a1f6bc035
| -rw-r--r-- | src/vnet/tcp/tcp_output.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/vnet/tcp/tcp_output.c b/src/vnet/tcp/tcp_output.c index cfdd1da9188..db42029e7b3 100644 --- a/src/vnet/tcp/tcp_output.c +++ b/src/vnet/tcp/tcp_output.c @@ -613,11 +613,11 @@ tcp_buffer_make_reset (vlib_main_t *vm, vlib_buffer_t *b, u8 is_ip4) /* Zero all flags but free list index and trace flag */ b->flags &= VLIB_BUFFER_NEXT_PRESENT - 1; - b->current_data = 0; + /* Make sure new tcp header comes after current ip */ + b->current_data = ((u8 *) th - b->data) + sizeof (tcp_header_t); b->current_length = 0; b->total_length_not_including_first_buffer = 0; vnet_buffer (b)->tcp.flags = 0; - vlib_buffer_make_headroom (b, TRANSPORT_MAX_HDRS_LEN); /* * Add TCP and IP headers |