virtio: fix the len offset

[vpp.git] / src / vnet / devices / virtio / node.c

diff --git a/src/vnet/devices/virtio/node.c b/src/vnet/devices/virtio/node.c
index a45b52c..1e75ca4 100644 (file)
--- a/src/vnet/devices/virtio/node.c
+++ b/src/vnet/devices/virtio/node.c
@@ -472,8 +472,8 @@ virtio_device_input_gso_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
                {
                  increment_last (last, packed, vring);
                  u16 cslot = virtio_get_slot_id (vring, packed, last, mask);
-                 u16 clen =
-                   virtio_get_len (vring, packed, hdr_sz, last, mask);
+                 /* hdr size is 0 after 1st packet in chain buffers */
+                 u16 clen = virtio_get_len (vring, packed, 0, last, mask);
                  u32 cbi = vring->buffers[cslot];
                  cb = vlib_get_buffer (vm, cbi);