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batman-adv: Add const type qualifier for pointers

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batman-adv uses pointers which are marked as const and should not
violate that type qualifier by passing it to functions which force a
cast to the non-const version.

Signed-off-by: Sven Eckelmann <sven@narfation.org>
This commit is contained in:
Sven Eckelmann
2011-05-14 23:14:50 +02:00
parent 38e3c5f0da
commit 747e4221a0
27 changed files with 166 additions and 157 deletions
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19
net/batman-adv/hard-interface.c
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@@ -46,7 +46,7 @@ void hardif_free_rcu(struct rcu_head *rcu)
kfree(hard_iface);
}
struct hard_iface *hardif_get_by_netdev(struct net_device *net_dev)
struct hard_iface *hardif_get_by_netdev(const struct net_device *net_dev)
{
struct hard_iface *hard_iface;
@@ -64,7 +64,7 @@ out:
return hard_iface;
}
static int is_valid_iface(struct net_device *net_dev)
static int is_valid_iface(const struct net_device *net_dev)
{
if (net_dev->flags & IFF_LOOPBACK)
return 0;
@@ -86,7 +86,7 @@ static int is_valid_iface(struct net_device *net_dev)
return 1;
}
static struct hard_iface *hardif_get_active(struct net_device *soft_iface)
static struct hard_iface *hardif_get_active(const struct net_device *soft_iface)
{
struct hard_iface *hard_iface;
@@ -160,7 +160,7 @@ static void primary_if_select(struct bat_priv *bat_priv,
atomic_set(&bat_priv->tt_local_changed, 1);
}
static bool hardif_is_iface_up(struct hard_iface *hard_iface)
static bool hardif_is_iface_up(const struct hard_iface *hard_iface)
{
if (hard_iface->net_dev->flags & IFF_UP)
return true;
@@ -176,9 +176,9 @@ static void update_mac_addresses(struct hard_iface *hard_iface)
hard_iface->net_dev->dev_addr, ETH_ALEN);
}
static void check_known_mac_addr(struct net_device *net_dev)
static void check_known_mac_addr(const struct net_device *net_dev)
{
struct hard_iface *hard_iface;
const struct hard_iface *hard_iface;
rcu_read_lock();
list_for_each_entry_rcu(hard_iface, &hardif_list, list) {
@@ -204,8 +204,8 @@ static void check_known_mac_addr(struct net_device *net_dev)
int hardif_min_mtu(struct net_device *soft_iface)
{
struct bat_priv *bat_priv = netdev_priv(soft_iface);
struct hard_iface *hard_iface;
const struct bat_priv *bat_priv = netdev_priv(soft_iface);
const struct hard_iface *hard_iface;
/* allow big frames if all devices are capable to do so
* (have MTU > 1500 + BAT_HEADER_LEN) */
int min_mtu = ETH_DATA_LEN;
@@ -285,7 +285,8 @@ static void hardif_deactivate_interface(struct hard_iface *hard_iface)
update_min_mtu(hard_iface->soft_iface);
}
int hardif_enable_interface(struct hard_iface *hard_iface, char *iface_name)
int hardif_enable_interface(struct hard_iface *hard_iface,
const char *iface_name)
{
struct bat_priv *bat_priv;
struct batman_packet *batman_packet;