diff options
| author |   Aloys Augustin <aloaugus@cisco.com> | 2022-08-25 13:00:31 +0200 |
|---|---|---|
| committer | Aloys Augustin <aloaugus@cisco.com> | 2022-08-25 13:01:58 +0200 |
| commit | 9a6ad01c0d443f002eafa709813d021bf0c98eac (patch) | |
| tree | e6c2f99dec2bb5e635403f2cb7c219d487c76c74 | |
| parent | d3456b8d85160167c56b1fbc900b11ad67e033a8 (diff) | |
wireguard: fix ipv6 payload_length computation
The ipv6 header length should not be counted in the ipv6 payload length.
This is similar to https://gerrit.fd.io/r/c/vpp/+/36945.
Type: fix
Change-Id: I22de0ff828175829102a85288513ee3f55709108
Signed-off-by: Aloys Augustin <aloaugus@cisco.com>
| -rw-r--r-- | src/plugins/wireguard/wireguard_output_tun.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/src/plugins/wireguard/wireguard_output_tun.c b/src/plugins/wireguard/wireguard_output_tun.c index 5449c498db2..d1b1d6bb8f0 100644 --- a/src/plugins/wireguard/wireguard_output_tun.c +++ b/src/plugins/wireguard/wireguard_output_tun.c @@ -504,12 +504,11 @@ wg_output_tun_inline (vlib_main_t *vm, vlib_node_runtime_t *node, else { hdr6_out->wg.header.type = MESSAGE_DATA; - hdr6_out->udp.length = clib_host_to_net_u16 (encrypted_packet_len + - sizeof (udp_header_t)); + hdr6_out->ip6.payload_length = hdr6_out->udp.length = + clib_host_to_net_u16 (encrypted_packet_len + + sizeof (udp_header_t)); b[0]->current_length = (encrypted_packet_len + sizeof (ip6_udp_header_t)); - hdr6_out->ip6.payload_length = - clib_host_to_net_u16 (b[0]->current_length); } out: |