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Commit 447f2191 authored by David S. Miller's avatar David S. Miller
Browse files

Revert "net: Remove unused neighbour layer ops." 



This reverts commit 5c3ddec7.

S390 qeth driver actually still uses the setup ops.

Reported-by: default avatarFrank Blaschka <blaschka@linux.vnet.ibm.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 72be84f1

include/linux/netdevice.h

+1 −0
Original line number Diff line number Diff line
@@ -974,6 +974,7 @@ struct net_device_ops { 
	int			(*ndo_set_features)(struct net_device *dev,

						    netdev_features_t features);

	int			(*ndo_neigh_construct)(struct neighbour *n);

	void			(*ndo_neigh_destroy)(struct neighbour *n);

};



/*

include/net/neighbour.h

+1 −0
Original line number Diff line number Diff line
@@ -43,6 +43,7 @@ struct neigh_parms { 
#endif

	struct net_device *dev;

	struct neigh_parms *next;

	int	(*neigh_setup)(struct neighbour *);

	void	(*neigh_cleanup)(struct neighbour *);

	struct neigh_table *tbl;

net/core/neighbour.c

+10 −0
Original line number Diff line number Diff line
@@ -497,6 +497,13 @@ struct neighbour *neigh_create(struct neigh_table *tbl, const void *pkey, 
		}

	}



	/* Device specific setup. */

	if (n->parms->neigh_setup &&

	    (error = n->parms->neigh_setup(n)) < 0) {

		rc = ERR_PTR(error);

		goto out_neigh_release;

	}



	n->confirmed = jiffies - (n->parms->base_reachable_time << 1);



	write_lock_bh(&tbl->lock);
@@ -710,6 +717,9 @@ void neigh_destroy(struct neighbour *neigh) 
	skb_queue_purge(&neigh->arp_queue);

	neigh->arp_queue_len_bytes = 0;



	if (dev->netdev_ops->ndo_neigh_destroy)

		dev->netdev_ops->ndo_neigh_destroy(neigh);



	dev_put(dev);

	neigh_parms_put(neigh->parms);