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Revert "net: Remove unused neighbour layer ops."

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This reverts commit 5c3ddec73d.

S390 qeth driver actually still uses the setup ops.

Reported-by: Frank Blaschka <blaschka@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2011-12-19 15:04:41 -05:00
parent 72be84f1c2
commit 447f219190
3 changed files with 12 additions and 0 deletions
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1
include/linux/netdevice.h
View file

@ -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);
};
/*

1
include/net/neighbour.h
View file

@ -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;

10
net/core/neighbour.c
View file

@ -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);