diff options
Diffstat (limited to 'net/vhost-vdpa.c')
| -rw-r--r-- | net/vhost-vdpa.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c index f299e44..eee4b2a 100644 --- a/net/vhost-vdpa.c +++ b/net/vhost-vdpa.c @@ -934,6 +934,7 @@ static int vhost_vdpa_net_handle_ctrl_avail(VhostShadowVirtqueue *svq, { VhostVDPAState *s = opaque; size_t in_len; + const struct virtio_net_ctrl_hdr *ctrl; virtio_net_ctrl_ack status = VIRTIO_NET_ERR; /* Out buffer sent to both the vdpa device and the device model */ struct iovec out = { @@ -949,7 +950,9 @@ static int vhost_vdpa_net_handle_ctrl_avail(VhostShadowVirtqueue *svq, out.iov_len = iov_to_buf(elem->out_sg, elem->out_num, 0, s->cvq_cmd_out_buffer, vhost_vdpa_net_cvq_cmd_len()); - if (*(uint8_t *)s->cvq_cmd_out_buffer == VIRTIO_NET_CTRL_ANNOUNCE) { + + ctrl = s->cvq_cmd_out_buffer; + if (ctrl->class == VIRTIO_NET_CTRL_ANNOUNCE) { /* * Guest announce capability is emulated by qemu, so don't forward to * the device. |