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batman-adv: turn batadv_neigh_node_get() into local function
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commit c214ebe1eb29 ("batman-adv: move neigh_node list add into
batadv_neigh_node_new()") removed external calls to
batadv_neigh_node_get().

Signed-off-by: Marek Lindner <[email protected]>
Signed-off-by: Antonio Quartulli <[email protected]>
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Marek Lindner authored and ordex committed Aug 27, 2015
1 parent 7bca68c commit ed29266
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Showing 2 changed files with 36 additions and 40 deletions.
72 changes: 36 additions & 36 deletions net/batman-adv/originator.c
Original file line number Diff line number Diff line change
Expand Up @@ -442,6 +442,42 @@ batadv_neigh_ifinfo_new(struct batadv_neigh_node *neigh,
return neigh_ifinfo;
}

/**
* batadv_neigh_node_get - retrieve a neighbour from the list
* @orig_node: originator which the neighbour belongs to
* @hard_iface: the interface where this neighbour is connected to
* @addr: the address of the neighbour
*
* Looks for and possibly returns a neighbour belonging to this originator list
* which is connected through the provided hard interface.
* Returns NULL if the neighbour is not found.
*/
static struct batadv_neigh_node *
batadv_neigh_node_get(const struct batadv_orig_node *orig_node,
const struct batadv_hard_iface *hard_iface,
const u8 *addr)
{
struct batadv_neigh_node *tmp_neigh_node, *res = NULL;

rcu_read_lock();
hlist_for_each_entry_rcu(tmp_neigh_node, &orig_node->neigh_list, list) {
if (!batadv_compare_eth(tmp_neigh_node->addr, addr))
continue;

if (tmp_neigh_node->if_incoming != hard_iface)
continue;

if (!atomic_inc_not_zero(&tmp_neigh_node->refcount))
continue;

res = tmp_neigh_node;
break;
}
rcu_read_unlock();

return res;
}

/**
* batadv_neigh_node_new - create and init a new neigh_node object
* @orig_node: originator object representing the neighbour
Expand Down Expand Up @@ -495,42 +531,6 @@ batadv_neigh_node_new(struct batadv_orig_node *orig_node,
return neigh_node;
}

/**
* batadv_neigh_node_get - retrieve a neighbour from the list
* @orig_node: originator which the neighbour belongs to
* @hard_iface: the interface where this neighbour is connected to
* @addr: the address of the neighbour
*
* Looks for and possibly returns a neighbour belonging to this originator list
* which is connected through the provided hard interface.
* Returns NULL if the neighbour is not found.
*/
struct batadv_neigh_node *
batadv_neigh_node_get(const struct batadv_orig_node *orig_node,
const struct batadv_hard_iface *hard_iface,
const u8 *addr)
{
struct batadv_neigh_node *tmp_neigh_node, *res = NULL;

rcu_read_lock();
hlist_for_each_entry_rcu(tmp_neigh_node, &orig_node->neigh_list, list) {
if (!batadv_compare_eth(tmp_neigh_node->addr, addr))
continue;

if (tmp_neigh_node->if_incoming != hard_iface)
continue;

if (!atomic_inc_not_zero(&tmp_neigh_node->refcount))
continue;

res = tmp_neigh_node;
break;
}
rcu_read_unlock();

return res;
}

/**
* batadv_orig_ifinfo_free_rcu - free the orig_ifinfo object
* @rcu: rcu pointer of the orig_ifinfo object
Expand Down
4 changes: 0 additions & 4 deletions net/batman-adv/originator.h
Original file line number Diff line number Diff line change
Expand Up @@ -42,10 +42,6 @@ void batadv_orig_node_free_ref_now(struct batadv_orig_node *orig_node);
struct batadv_orig_node *batadv_orig_node_new(struct batadv_priv *bat_priv,
const u8 *addr);
struct batadv_neigh_node *
batadv_neigh_node_get(const struct batadv_orig_node *orig_node,
const struct batadv_hard_iface *hard_iface,
const u8 *addr);
struct batadv_neigh_node *
batadv_neigh_node_new(struct batadv_orig_node *orig_node,
struct batadv_hard_iface *hard_iface,
const u8 *neigh_addr);
Expand Down

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