Function ng_eiface_rmnode

freebsd/netgraph/ng_eiface.c:612–632

* Shutdown processing. */

 * Shutdown processing.
 */
static int
ng_eiface_rmnode(node_p node)
{
	const priv_p priv = NG_NODE_PRIVATE(node);
	struct ifnet *const ifp = priv->ifp;

	/*
	 * the ifnet may be in a different vnet than the netgraph node, 
	 * hence we have to change the current vnet context here.
	 */
	CURVNET_SET_QUIET(ifp->if_vnet);
	ether_ifdetach(ifp);
	ifmedia_removeall(&priv->media);
	if_free(ifp);
	CURVNET_RESTORE();
	free_unr(V_ng_eiface_unit, priv->unit);
	free(priv, M_NETGRAPH);
	NG_NODE_SET_PRIVATE(node, NULL);
	NG_NODE_UNREF(node);
	return (0);
}

/*
 * Hook disconnection