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Diffstat (limited to 'src/vnet/devices/virtio/vhost_user_output.c')
-rw-r--r--src/vnet/devices/virtio/vhost_user_output.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/vnet/devices/virtio/vhost_user_output.c b/src/vnet/devices/virtio/vhost_user_output.c
index c1b8fe1a92a..e1f42ce1559 100644
--- a/src/vnet/devices/virtio/vhost_user_output.c
+++ b/src/vnet/devices/virtio/vhost_user_output.c
@@ -253,12 +253,18 @@ vhost_user_handle_tx_offload (vhost_user_intf_t * vui, vlib_buffer_t * b,
hdr->flags = VIRTIO_NET_HDR_F_NEEDS_CSUM;
hdr->csum_start = gho.l4_hdr_offset;
hdr->csum_offset = offsetof (udp_header_t, checksum);
+ udp_header_t *udp =
+ (udp_header_t *) (vlib_buffer_get_current (b) + gho.l4_hdr_offset);
+ udp->checksum = 0;
}
else if (b->flags & VNET_BUFFER_F_OFFLOAD_TCP_CKSUM)
{
hdr->flags = VIRTIO_NET_HDR_F_NEEDS_CSUM;
hdr->csum_start = gho.l4_hdr_offset;
hdr->csum_offset = offsetof (tcp_header_t, checksum);
+ tcp_header_t *tcp =
+ (tcp_header_t *) (vlib_buffer_get_current (b) + gho.l4_hdr_offset);
+ tcp->checksum = 0;
}
/* GSO offload */