On 02/24/2016 06:44 PM, Ilya Maximets wrote:
> Fix QEMU crash when -netdev vhost-user,queues=n is passed with number
> of queues greater than MAX_QUEUE_NUM.
>
> Signed-off-by: Ilya Maximets <i.maxim...@samsung.com>
> ---
> net/vhost-user.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/net/vhost-user.c b/net/vhost-user.c
> index 451dbbf..b753b3d 100644
> --- a/net/vhost-user.c
> +++ b/net/vhost-user.c
> @@ -317,9 +317,10 @@ int net_init_vhost_user(const NetClientOptions *opts,
> const char *name,
> }
>
> queues = vhost_user_opts->has_queues ? vhost_user_opts->queues : 1;
> - if (queues < 1) {
> + if (queues < 1 || queues > MAX_QUEUE_NUM) {
> error_setg(errp,
> - "vhost-user number of queues must be bigger than zero");
> + "vhost-user number of queues must be in range [1, %d]",
> + MAX_QUEUE_NUM);
> return -1;
> }
>
Acked-by: Jason Wang <jasow...@redhat.com>
