On Sat, Nov 13, 2021 at 3:35 AM Eugenio Pérez <epere...@redhat.com> wrote:
>
> Since net_init_vhost_vdpa is trying to open it. Not specifying it in the
> command line crash qemu.
>
> Fixes: 7327813d17 ("vhost-vdpa: open device fd in net_init_vhost_vdpa()")
> Signed-off-by: Eugenio Pérez <epere...@redhat.com>
Acked-by: Jason Wang <jasow...@redhat.com>
> ---
> net/vhost-vdpa.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c
> index 6ffb29f4da..bbd3576f23 100644
> --- a/net/vhost-vdpa.c
> +++ b/net/vhost-vdpa.c
> @@ -260,6 +260,10 @@ int net_init_vhost_vdpa(const Netdev *netdev, const char
> *name,
>
> assert(netdev->type == NET_CLIENT_DRIVER_VHOST_VDPA);
> opts = &netdev->u.vhost_vdpa;
> + if (!opts->vhostdev) {
> + error_setg(errp, "vdpa character device not specified with
> vhostdev");
> + return -1;
> + }
>
> vdpa_device_fd = qemu_open(opts->vhostdev, O_RDWR, errp);
> if (vdpa_device_fd == -1) {
> --
> 2.27.0
>
