(re@) FIX: malloc(9)/free(9) confusion bug in netgraph

[Martin Blapp]

Hi,

> I found it..
> it's a wrong malloc type on a FREE()
> it only happens in shutting down the node in some cases so you shouldn't
> see it much.
>
> -               FREE(priv, M_NETGRAPH);
> +               FREE(priv, M_NETGRAPH_BRIDGE);

Thanks a lot Julian !

Martin