@@ -631,6 +631,7 @@ static ssize_t virtio_net_receive(NetClientState *nc, const uint8_t *buf, size_t
}
if (i == 0) {
+ assert(offset == 0);
if (n->mergeable_rx_bufs) {
mhdr_cnt = iov_copy(mhdr_sg, ARRAY_SIZE(mhdr_sg),
sg, elem.in_num,
@@ -638,8 +639,8 @@ static ssize_t virtio_net_receive(NetClientState *nc, const uint8_t *buf, size_t
sizeof(mhdr.num_buffers));
}
- receive_header(n, sg, elem.in_num, buf + offset, size - offset);
- offset += n->host_hdr_len;
+ receive_header(n, sg, elem.in_num, buf, size);
+ offset = n->host_hdr_len;
total += n->guest_hdr_len;
guest_offset = n->guest_hdr_len;
} else {
We know offset is 0, assert that. Signed-off-by: Michael S. Tsirkin <mst@redhat.com> --- hw/virtio-net.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)