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netdev: make address const in device address management

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The internal functions for add/deleting addresses don't change
their argument.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
stephen hemminger 2012-09-17 10:03:26 +00:00 committed by David S. Miller
parent 1d3ff76759
commit 6b6e27255f
6 changed files with 44 additions and 42 deletions
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4
drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
View File

@ -6890,7 +6890,7 @@ static int ixgbe_set_features(struct net_device *netdev,
static int ixgbe_ndo_fdb_add(struct ndmsg *ndm,
struct net_device *dev,
unsigned char *addr,
const unsigned char *addr,
u16 flags)
{
struct ixgbe_adapter *adapter = netdev_priv(dev);
@ -6927,7 +6927,7 @@ static int ixgbe_ndo_fdb_add(struct ndmsg *ndm,
static int ixgbe_ndo_fdb_del(struct ndmsg *ndm,
struct net_device *dev,
unsigned char *addr)
const unsigned char *addr)
{
struct ixgbe_adapter *adapter = netdev_priv(dev);
int err = -EOPNOTSUPP;

4
drivers/net/macvlan.c
View File

@ -548,7 +548,7 @@ static int macvlan_vlan_rx_kill_vid(struct net_device *dev,
static int macvlan_fdb_add(struct ndmsg *ndm,
struct net_device *dev,
unsigned char *addr,
const unsigned char *addr,
u16 flags)
{
struct macvlan_dev *vlan = netdev_priv(dev);
@ -567,7 +567,7 @@ static int macvlan_fdb_add(struct ndmsg *ndm,
static int macvlan_fdb_del(struct ndmsg *ndm,
struct net_device *dev,
unsigned char *addr)
const unsigned char *addr)
{
struct macvlan_dev *vlan = netdev_priv(dev);
int err = -EINVAL;

28
include/linux/netdevice.h
View File

@ -907,10 +907,10 @@ struct netdev_fcoe_hbainfo {
* Must return >0 or -errno if it changed dev->features itself.
*
* int (*ndo_fdb_add)(struct ndmsg *ndm, struct net_device *dev,
* unsigned char *addr, u16 flags)
* const unsigned char *addr, u16 flags)
* Adds an FDB entry to dev for addr.
* int (*ndo_fdb_del)(struct ndmsg *ndm, struct net_device *dev,
* unsigned char *addr)
* const unsigned char *addr)
* Deletes the FDB entry from dev coresponding to addr.
* int (*ndo_fdb_dump)(struct sk_buff *skb, struct netlink_callback *cb,
* struct net_device *dev, int idx)
@ -1017,11 +1017,11 @@ struct net_device_ops {
int (*ndo_fdb_add)(struct ndmsg *ndm,
struct net_device *dev,
unsigned char *addr,
const unsigned char *addr,
u16 flags);
int (*ndo_fdb_del)(struct ndmsg *ndm,
struct net_device *dev,
unsigned char *addr);
const unsigned char *addr);
int (*ndo_fdb_dump)(struct sk_buff *skb,
struct netlink_callback *cb,
struct net_device *dev,
@ -2561,9 +2561,9 @@ extern void __hw_addr_flush(struct netdev_hw_addr_list *list);
extern void __hw_addr_init(struct netdev_hw_addr_list *list);
/* Functions used for device addresses handling */
extern int dev_addr_add(struct net_device *dev, unsigned char *addr,
extern int dev_addr_add(struct net_device *dev, const unsigned char *addr,
unsigned char addr_type);
extern int dev_addr_del(struct net_device *dev, unsigned char *addr,
extern int dev_addr_del(struct net_device *dev, const unsigned char *addr,
unsigned char addr_type);
extern int dev_addr_add_multiple(struct net_device *to_dev,
struct net_device *from_dev,
@ -2575,20 +2575,20 @@ extern void dev_addr_flush(struct net_device *dev);
extern int dev_addr_init(struct net_device *dev);
/* Functions used for unicast addresses handling */
extern int dev_uc_add(struct net_device *dev, unsigned char *addr);
extern int dev_uc_add_excl(struct net_device *dev, unsigned char *addr);
extern int dev_uc_del(struct net_device *dev, unsigned char *addr);
extern int dev_uc_add(struct net_device *dev, const unsigned char *addr);
extern int dev_uc_add_excl(struct net_device *dev, const unsigned char *addr);
extern int dev_uc_del(struct net_device *dev, const unsigned char *addr);
extern int dev_uc_sync(struct net_device *to, struct net_device *from);
extern void dev_uc_unsync(struct net_device *to, struct net_device *from);
extern void dev_uc_flush(struct net_device *dev);
extern void dev_uc_init(struct net_device *dev);
/* Functions used for multicast addresses handling */
extern int dev_mc_add(struct net_device *dev, unsigned char *addr);
extern int dev_mc_add_global(struct net_device *dev, unsigned char *addr);
extern int dev_mc_add_excl(struct net_device *dev, unsigned char *addr);
extern int dev_mc_del(struct net_device *dev, unsigned char *addr);
extern int dev_mc_del_global(struct net_device *dev, unsigned char *addr);
extern int dev_mc_add(struct net_device *dev, const unsigned char *addr);
extern int dev_mc_add_global(struct net_device *dev, const unsigned char *addr);
extern int dev_mc_add_excl(struct net_device *dev, const unsigned char *addr);
extern int dev_mc_del(struct net_device *dev, const unsigned char *addr);
extern int dev_mc_del_global(struct net_device *dev, const unsigned char *addr);
extern int dev_mc_sync(struct net_device *to, struct net_device *from);
extern void dev_mc_unsync(struct net_device *to, struct net_device *from);
extern void dev_mc_flush(struct net_device *dev);

6
net/bridge/br_fdb.c
View File

@ -609,7 +609,7 @@ static int fdb_add_entry(struct net_bridge_port *source, const __u8 *addr,
/* Add new permanent fdb entry with RTM_NEWNEIGH */
int br_fdb_add(struct ndmsg *ndm, struct net_device *dev,
unsigned char *addr, u16 nlh_flags)
const unsigned char *addr, u16 nlh_flags)
{
struct net_bridge_port *p;
int err = 0;
@ -639,7 +639,7 @@ int br_fdb_add(struct ndmsg *ndm, struct net_device *dev,
return err;
}
static int fdb_delete_by_addr(struct net_bridge_port *p, u8 *addr)
static int fdb_delete_by_addr(struct net_bridge_port *p, const u8 *addr)
{
struct net_bridge *br = p->br;
struct hlist_head *head = &br->hash[br_mac_hash(addr)];
@ -655,7 +655,7 @@ static int fdb_delete_by_addr(struct net_bridge_port *p, u8 *addr)
/* Remove neighbor entry with RTM_DELNEIGH */
int br_fdb_delete(struct ndmsg *ndm, struct net_device *dev,
unsigned char *addr)
const unsigned char *addr)
{
struct net_bridge_port *p;
int err;

4
net/bridge/br_private.h
View File

@ -363,10 +363,10 @@ extern void br_fdb_update(struct net_bridge *br,
extern int br_fdb_delete(struct ndmsg *ndm,
struct net_device *dev,
unsigned char *addr);
const unsigned char *addr);
extern int br_fdb_add(struct ndmsg *nlh,
struct net_device *dev,
unsigned char *addr,
const unsigned char *addr,
u16 nlh_flags);
extern int br_fdb_dump(struct sk_buff *skb,
struct netlink_callback *cb,

40
net/core/dev_addr_lists.c
View File

@ -22,7 +22,7 @@
*/
static int __hw_addr_create_ex(struct netdev_hw_addr_list *list,
unsigned char *addr, int addr_len,
const unsigned char *addr, int addr_len,
unsigned char addr_type, bool global)
{
struct netdev_hw_addr *ha;
@ -46,7 +46,7 @@ static int __hw_addr_create_ex(struct netdev_hw_addr_list *list,
}
static int __hw_addr_add_ex(struct netdev_hw_addr_list *list,
unsigned char *addr, int addr_len,
const unsigned char *addr, int addr_len,
unsigned char addr_type, bool global)
{
struct netdev_hw_addr *ha;
@ -72,14 +72,15 @@ static int __hw_addr_add_ex(struct netdev_hw_addr_list *list,
return __hw_addr_create_ex(list, addr, addr_len, addr_type, global);
}
static int __hw_addr_add(struct netdev_hw_addr_list *list, unsigned char *addr,
int addr_len, unsigned char addr_type)
static int __hw_addr_add(struct netdev_hw_addr_list *list,
const unsigned char *addr, int addr_len,
unsigned char addr_type)
{
return __hw_addr_add_ex(list, addr, addr_len, addr_type, false);
}
static int __hw_addr_del_ex(struct netdev_hw_addr_list *list,
unsigned char *addr, int addr_len,
const unsigned char *addr, int addr_len,
unsigned char addr_type, bool global)
{
struct netdev_hw_addr *ha;
@ -104,8 +105,9 @@ static int __hw_addr_del_ex(struct netdev_hw_addr_list *list,
return -ENOENT;
}
static int __hw_addr_del(struct netdev_hw_addr_list *list, unsigned char *addr,
int addr_len, unsigned char addr_type)
static int __hw_addr_del(struct netdev_hw_addr_list *list,
const unsigned char *addr, int addr_len,
unsigned char addr_type)
{
return __hw_addr_del_ex(list, addr, addr_len, addr_type, false);
}
@ -278,7 +280,7 @@ EXPORT_SYMBOL(dev_addr_init);
*
* The caller must hold the rtnl_mutex.
*/
int dev_addr_add(struct net_device *dev, unsigned char *addr,
int dev_addr_add(struct net_device *dev, const unsigned char *addr,
unsigned char addr_type)
{
int err;
@ -303,7 +305,7 @@ EXPORT_SYMBOL(dev_addr_add);
*
* The caller must hold the rtnl_mutex.
*/
int dev_addr_del(struct net_device *dev, unsigned char *addr,
int dev_addr_del(struct net_device *dev, const unsigned char *addr,
unsigned char addr_type)
{
int err;
@ -390,7 +392,7 @@ EXPORT_SYMBOL(dev_addr_del_multiple);
* @dev: device
* @addr: address to add
*/
int dev_uc_add_excl(struct net_device *dev, unsigned char *addr)
int dev_uc_add_excl(struct net_device *dev, const unsigned char *addr)
{
struct netdev_hw_addr *ha;
int err;
@ -421,7 +423,7 @@ EXPORT_SYMBOL(dev_uc_add_excl);
* Add a secondary unicast address to the device or increase
* the reference count if it already exists.
*/
int dev_uc_add(struct net_device *dev, unsigned char *addr)
int dev_uc_add(struct net_device *dev, const unsigned char *addr)
{
int err;
@ -443,7 +445,7 @@ EXPORT_SYMBOL(dev_uc_add);
* Release reference to a secondary unicast address and remove it
* from the device if the reference count drops to zero.
*/
int dev_uc_del(struct net_device *dev, unsigned char *addr)
int dev_uc_del(struct net_device *dev, const unsigned char *addr)
{
int err;
@ -543,7 +545,7 @@ EXPORT_SYMBOL(dev_uc_init);
* @dev: device
* @addr: address to add
*/
int dev_mc_add_excl(struct net_device *dev, unsigned char *addr)
int dev_mc_add_excl(struct net_device *dev, const unsigned char *addr)
{
struct netdev_hw_addr *ha;
int err;
@ -566,7 +568,7 @@ out:
}
EXPORT_SYMBOL(dev_mc_add_excl);
static int __dev_mc_add(struct net_device *dev, unsigned char *addr,
static int __dev_mc_add(struct net_device *dev, const unsigned char *addr,
bool global)
{
int err;
@ -587,7 +589,7 @@ static int __dev_mc_add(struct net_device *dev, unsigned char *addr,
* Add a multicast address to the device or increase
* the reference count if it already exists.
*/
int dev_mc_add(struct net_device *dev, unsigned char *addr)
int dev_mc_add(struct net_device *dev, const unsigned char *addr)
{
return __dev_mc_add(dev, addr, false);
}
@ -600,13 +602,13 @@ EXPORT_SYMBOL(dev_mc_add);
*
* Add a global multicast address to the device.
*/
int dev_mc_add_global(struct net_device *dev, unsigned char *addr)
int dev_mc_add_global(struct net_device *dev, const unsigned char *addr)
{
return __dev_mc_add(dev, addr, true);
}
EXPORT_SYMBOL(dev_mc_add_global);
static int __dev_mc_del(struct net_device *dev, unsigned char *addr,
static int __dev_mc_del(struct net_device *dev, const unsigned char *addr,
bool global)
{
int err;
@ -628,7 +630,7 @@ static int __dev_mc_del(struct net_device *dev, unsigned char *addr,
* Release reference to a multicast address and remove it
* from the device if the reference count drops to zero.
*/
int dev_mc_del(struct net_device *dev, unsigned char *addr)
int dev_mc_del(struct net_device *dev, const unsigned char *addr)
{
return __dev_mc_del(dev, addr, false);
}
@ -642,7 +644,7 @@ EXPORT_SYMBOL(dev_mc_del);
* Release reference to a multicast address and remove it
* from the device if the reference count drops to zero.
*/
int dev_mc_del_global(struct net_device *dev, unsigned char *addr)
int dev_mc_del_global(struct net_device *dev, const unsigned char *addr)
{
return __dev_mc_del(dev, addr, true);
}