Re: [Xen-devel] [PATCH net-next v2] xen-netback: implement dynamic multicast control

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Tue, Feb 02, 2016 at 11:31:08AM +0000, Paul Durrant wrote:
[...]
> +static int xen_register_mcast_ctrl_watch(struct xenbus_device *dev,
> +                                      struct xenvif *vif)
> +{
> +     int err = 0;
> +     char *node;
> +     unsigned maxlen = strlen(dev->otherend) +
> +             sizeof("/request-multicast-control");
> +
> +     if (vif->mcast_ctrl_watch.node)
> +             return -EADDRINUSE;
> +

Sorry if I didn't make myself clear enough. I think EADDRINUSE should
also be logged.

Wei.

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