Re: [Qemu-devel] [PATCHv2] vhost-user: delete chardev on cleanup

[Eric Blake <eblake@redhat.com>]

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On 01/24/2017 01:02 PM, Marc-André Lureau wrote:
> Remove the chardev implicitely when cleaning up the netdev. This

s/implicitely/implicitly/

> prevents from reusing the chardev since it would be in an incorrect
> state with the slave.
> 
> Fixes:
> https://bugzilla.redhat.com/show_bug.cgi?id=1256618
> 
> Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
> ---
>  net/vhost-user.c | 3 +++
>  1 file changed, 3 insertions(+)

Reviewed-by: Eric Blake <eblake@redhat.com>

> 
> diff --git a/net/vhost-user.c b/net/vhost-user.c
> index 7aff77ee4a..179939f5c1 100644
> --- a/net/vhost-user.c
> +++ b/net/vhost-user.c
> @@ -151,7 +151,10 @@ static void vhost_user_cleanup(NetClientState *nc)
>          s->vhost_net = NULL;
>      }
>      if (nc->queue_index == 0) {
> +        CharDriverState *chr = qemu_chr_fe_get_driver(&s->chr);
> +
>          qemu_chr_fe_deinit(&s->chr);
> +        qemu_chr_delete(chr);
>      }
>  
>      qemu_purge_queued_packets(nc);
> 

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org


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