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ieee802154: constify struct net_device in some operations

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Some of ieee802154 operations really shouldn't change passed net_device.
Constify passed argument.

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
This commit is contained in:
Dmitry Eremin-Solenikov 2009-10-02 19:05:00 +04:00
parent e9cf356c0c
commit a9966b580a
2 changed files with 9 additions and 9 deletions
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8
drivers/ieee802154/fakehard.c
View file

@ -43,7 +43,7 @@ struct wpan_phy *net_to_phy(struct net_device *dev)
*
* Return the ID of the PAN from the PIB.
*/
static u16 fake_get_pan_id(struct net_device *dev)
static u16 fake_get_pan_id(const struct net_device *dev)
{
BUG_ON(dev->type != ARPHRD_IEEE802154);
@ -58,7 +58,7 @@ static u16 fake_get_pan_id(struct net_device *dev)
* device. If the device has not yet had a short address assigned
* then this should return 0xFFFF to indicate a lack of association.
*/
static u16 fake_get_short_addr(struct net_device *dev)
static u16 fake_get_short_addr(const struct net_device *dev)
{
BUG_ON(dev->type != ARPHRD_IEEE802154);
@ -78,7 +78,7 @@ static u16 fake_get_short_addr(struct net_device *dev)
* Note: This is in section 7.2.1.2 of the IEEE 802.15.4-2006
* document.
*/
static u8 fake_get_dsn(struct net_device *dev)
static u8 fake_get_dsn(const struct net_device *dev)
{
BUG_ON(dev->type != ARPHRD_IEEE802154);
@ -98,7 +98,7 @@ static u8 fake_get_dsn(struct net_device *dev)
* Note: This is in section 7.2.1.2 of the IEEE 802.15.4-2006
* document.
*/
static u8 fake_get_bsn(struct net_device *dev)
static u8 fake_get_bsn(const struct net_device *dev)
{
BUG_ON(dev->type != ARPHRD_IEEE802154);

10
include/net/ieee802154_netdev.h
View file

@ -98,14 +98,14 @@ struct ieee802154_mlme_ops {
* FIXME: these should become the part of PIB/MIB interface.
* However we still don't have IB interface of any kind
*/
u16 (*get_pan_id)(struct net_device *dev);
u16 (*get_short_addr)(struct net_device *dev);
u8 (*get_dsn)(struct net_device *dev);
u8 (*get_bsn)(struct net_device *dev);
u16 (*get_pan_id)(const struct net_device *dev);
u16 (*get_short_addr)(const struct net_device *dev);
u8 (*get_dsn)(const struct net_device *dev);
u8 (*get_bsn)(const struct net_device *dev);
};
static inline struct ieee802154_mlme_ops *ieee802154_mlme_ops(
struct net_device *dev)
const struct net_device *dev)
{
return dev->ml_priv;
}