diff options
| -rw-r--r-- | src/vnet/interface_output.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/vnet/interface_output.c b/src/vnet/interface_output.c index 73c7a31f010..eadee692919 100644 --- a/src/vnet/interface_output.c +++ b/src/vnet/interface_output.c @@ -189,7 +189,10 @@ calc_checksums (vlib_main_t * vm, vlib_buffer_t * b) th->checksum = ip4_tcp_udp_compute_checksum (vm, b, ip4); } else if (b->flags & VNET_BUFFER_F_OFFLOAD_UDP_CKSUM) - uh->checksum = ip4_tcp_udp_compute_checksum (vm, b, ip4); + { + uh->checksum = 0; + uh->checksum = ip4_tcp_udp_compute_checksum (vm, b, ip4); + } } else if (is_ip6) { |