From 7d697185437722ffce23a2d0b8838fc390cc6c84 Mon Sep 17 00:00:00 2001 From: Mohsin Kazmi Date: Tue, 7 Apr 2020 16:42:57 +0200 Subject: virtio: fix the tcp/udp checksum offloads Some vhost-backend calculates the wrong checksum in case of tcp/udp offload when driver resets tcp/udp checksum field to '0'. Type: fix Change-Id: I1d2a9b95b3d5cc1decac38027104a04df2af4680 Signed-off-by: Mohsin Kazmi --- src/vnet/devices/virtio/node.c | 2 -- 1 file changed, 2 deletions(-) (limited to 'src/vnet/devices/virtio/node.c') diff --git a/src/vnet/devices/virtio/node.c b/src/vnet/devices/virtio/node.c index 78a8dd54428..3bb23662c50 100644 --- a/src/vnet/devices/virtio/node.c +++ b/src/vnet/devices/virtio/node.c @@ -201,7 +201,6 @@ virtio_needs_csum (vlib_buffer_t * b0, struct virtio_net_hdr_v1 *hdr, vnet_buffer (b0)->l4_hdr_offset); *l4_hdr_sz = tcp_header_bytes (tcp); - tcp->checksum = 0; } else if (*l4_proto == IP_PROTOCOL_UDP) { @@ -210,7 +209,6 @@ virtio_needs_csum (vlib_buffer_t * b0, struct virtio_net_hdr_v1 *hdr, vnet_buffer (b0)->l4_hdr_offset); *l4_hdr_sz = sizeof (*udp); - udp->checksum = 0; } } -- cgit 1.2.3-korg