Commit 76b9bf96 authored by Leon Romanovsky's avatar Leon Romanovsky Committed by Jakub Kicinski
Browse files

neighbour: delete neigh_lookup_nodev as not used 



neigh_lookup_nodev isn't used in the kernel after removal
of DECnet. So let's remove it.

Fixes: 1202cdd6 ("Remove DECnet support from kernel")
Signed-off-by: default avatarLeon Romanovsky <leonro@nvidia.com>
Reviewed-by: default avatarEric Dumazet <edumazet@google.com>
Reviewed-by: default avatarNikolay Aleksandrov <razor@blackwall.org>
Link: https://lore.kernel.org/r/eb5656200d7964b2d177a36b77efa3c597d6d72d.1678267343.git.leonro@nvidia.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 62423bd2

include/net/neighbour.h

+0 −2
Original line number Diff line number Diff line
@@ -336,8 +336,6 @@ void neigh_table_init(int index, struct neigh_table *tbl); 
int neigh_table_clear(int index, struct neigh_table *tbl);

struct neighbour *neigh_lookup(struct neigh_table *tbl, const void *pkey,

			       struct net_device *dev);

struct neighbour *neigh_lookup_nodev(struct neigh_table *tbl, struct net *net,

				     const void *pkey);

struct neighbour *__neigh_create(struct neigh_table *tbl, const void *pkey,

				 struct net_device *dev, bool want_ref);

static inline struct neighbour *neigh_create(struct neigh_table *tbl,

net/core/neighbour.c

+0 −31
Original line number Diff line number Diff line
@@ -627,37 +627,6 @@ struct neighbour *neigh_lookup(struct neigh_table *tbl, const void *pkey, 
}

EXPORT_SYMBOL(neigh_lookup);



struct neighbour *neigh_lookup_nodev(struct neigh_table *tbl, struct net *net,

				     const void *pkey)

{

	struct neighbour *n;

	unsigned int key_len = tbl->key_len;

	u32 hash_val;

	struct neigh_hash_table *nht;



	NEIGH_CACHE_STAT_INC(tbl, lookups);



	rcu_read_lock_bh();

	nht = rcu_dereference_bh(tbl->nht);

	hash_val = tbl->hash(pkey, NULL, nht->hash_rnd) >> (32 - nht->hash_shift);



	for (n = rcu_dereference_bh(nht->hash_buckets[hash_val]);

	     n != NULL;

	     n = rcu_dereference_bh(n->next)) {

		if (!memcmp(n->primary_key, pkey, key_len) &&

		    net_eq(dev_net(n->dev), net)) {

			if (!refcount_inc_not_zero(&n->refcnt))

				n = NULL;

			NEIGH_CACHE_STAT_INC(tbl, hits);

			break;

		}

	}



	rcu_read_unlock_bh();

	return n;

}

EXPORT_SYMBOL(neigh_lookup_nodev);



static struct neighbour *

___neigh_create(struct neigh_table *tbl, const void *pkey,

		struct net_device *dev, u32 flags,