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sfc: make function tables const

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The phy, mac, and board information structures should be const.
Since tables contain function pointer this improves security
(at least theoretically).

Compile tested only.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Acked-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
stephen hemminger 2011-04-14 05:50:12 +00:00 committed by David S. Miller
parent 44f4d5a27e
commit 6c8c2513c8
13 changed files with 24 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/net/sfc/efx.c
View File

@ -2245,7 +2245,7 @@ static bool efx_port_dummy_op_poll(struct efx_nic *efx)
return false;
}
static struct efx_phy_operations efx_dummy_phy_operations = {
static const struct efx_phy_operations efx_dummy_phy_operations = {
.init = efx_port_dummy_op_int,
.reconfigure = efx_port_dummy_op_int,
.poll = efx_port_dummy_op_poll,
@ -2261,7 +2261,7 @@ static struct efx_phy_operations efx_dummy_phy_operations = {
/* This zeroes out and then fills in the invariants in a struct
* efx_nic (including all sub-structures).
*/
static int efx_init_struct(struct efx_nic *efx, struct efx_nic_type *type,
static int efx_init_struct(struct efx_nic *efx, const struct efx_nic_type *type,
struct pci_dev *pci_dev, struct net_device *net_dev)
{
int i;
@ -2451,7 +2451,7 @@ static int efx_pci_probe_main(struct efx_nic *efx)
static int __devinit efx_pci_probe(struct pci_dev *pci_dev,
const struct pci_device_id *entry)
{
struct efx_nic_type *type = (struct efx_nic_type *) entry->driver_data;
const struct efx_nic_type *type = (const struct efx_nic_type *) entry->driver_data;
struct net_device *net_dev;
struct efx_nic *efx;
int i, rc;

4
drivers/net/sfc/falcon.c
View File

@ -1703,7 +1703,7 @@ static int falcon_set_wol(struct efx_nic *efx, u32 type)
**************************************************************************
*/
struct efx_nic_type falcon_a1_nic_type = {
const struct efx_nic_type falcon_a1_nic_type = {
.probe = falcon_probe_nic,
.remove = falcon_remove_nic,
.init = falcon_init_nic,
@ -1744,7 +1744,7 @@ struct efx_nic_type falcon_a1_nic_type = {
.reset_world_flags = ETH_RESET_IRQ,
};
struct efx_nic_type falcon_b0_nic_type = {
const struct efx_nic_type falcon_b0_nic_type = {
.probe = falcon_probe_nic,
.remove = falcon_remove_nic,
.init = falcon_init_nic,

2
drivers/net/sfc/falcon_xmac.c
View File

@ -362,7 +362,7 @@ void falcon_poll_xmac(struct efx_nic *efx)
falcon_ack_status_intr(efx);
}
struct efx_mac_operations falcon_xmac_operations = {
const struct efx_mac_operations falcon_xmac_operations = {
.reconfigure = falcon_reconfigure_xmac,
.update_stats = falcon_update_stats_xmac,
.check_fault = falcon_xmac_check_fault,

4
drivers/net/sfc/mac.h
View File

@ -13,8 +13,8 @@
#include "net_driver.h"
extern struct efx_mac_operations falcon_xmac_operations;
extern struct efx_mac_operations efx_mcdi_mac_operations;
extern const struct efx_mac_operations falcon_xmac_operations;
extern const struct efx_mac_operations efx_mcdi_mac_operations;
extern int efx_mcdi_mac_stats(struct efx_nic *efx, dma_addr_t dma_addr,
u32 dma_len, int enable, int clear);

2
drivers/net/sfc/mcdi_mac.c
View File

@ -138,7 +138,7 @@ static bool efx_mcdi_mac_check_fault(struct efx_nic *efx)
}
struct efx_mac_operations efx_mcdi_mac_operations = {
const struct efx_mac_operations efx_mcdi_mac_operations = {
.reconfigure = efx_mcdi_mac_reconfigure,
.update_stats = efx_port_dummy_op_void,
.check_fault = efx_mcdi_mac_check_fault,

2
drivers/net/sfc/mcdi_phy.c
View File

@ -739,7 +739,7 @@ static const char *efx_mcdi_phy_test_name(struct efx_nic *efx,
return NULL;
}
struct efx_phy_operations efx_mcdi_phy_ops = {
const struct efx_phy_operations efx_mcdi_phy_ops = {
.probe = efx_mcdi_phy_probe,
.init = efx_port_dummy_op_int,
.reconfigure = efx_mcdi_phy_reconfigure,

6
drivers/net/sfc/net_driver.h
View File

@ -773,10 +773,10 @@ struct efx_nic {
struct efx_buffer stats_buffer;
struct efx_mac_operations *mac_op;
const struct efx_mac_operations *mac_op;
unsigned int phy_type;
struct efx_phy_operations *phy_op;
const struct efx_phy_operations *phy_op;
void *phy_data;
struct mdio_if_info mdio;
unsigned int mdio_bus;
@ -897,7 +897,7 @@ struct efx_nic_type {
void (*resume_wol)(struct efx_nic *efx);
int (*test_registers)(struct efx_nic *efx);
int (*test_nvram)(struct efx_nic *efx);
struct efx_mac_operations *default_mac_ops;
const struct efx_mac_operations *default_mac_ops;
int revision;
unsigned int mem_map_size;

6
drivers/net/sfc/nic.h
View File

@ -150,9 +150,9 @@ struct siena_nic_data {
int wol_filter_id;
};
extern struct efx_nic_type falcon_a1_nic_type;
extern struct efx_nic_type falcon_b0_nic_type;
extern struct efx_nic_type siena_a0_nic_type;
extern const struct efx_nic_type falcon_a1_nic_type;
extern const struct efx_nic_type falcon_b0_nic_type;
extern const struct efx_nic_type siena_a0_nic_type;
/**************************************************************************
*

8
drivers/net/sfc/phy.h
View File

@ -13,14 +13,14 @@
/****************************************************************************
* 10Xpress (SFX7101) PHY
*/
extern struct efx_phy_operations falcon_sfx7101_phy_ops;
extern const struct efx_phy_operations falcon_sfx7101_phy_ops;
extern void tenxpress_set_id_led(struct efx_nic *efx, enum efx_led_mode mode);
/****************************************************************************
* AMCC/Quake QT202x PHYs
*/
extern struct efx_phy_operations falcon_qt202x_phy_ops;
extern const struct efx_phy_operations falcon_qt202x_phy_ops;
/* These PHYs provide various H/W control states for LEDs */
#define QUAKE_LED_LINK_INVAL (0)
@ -39,7 +39,7 @@ extern void falcon_qt202x_set_led(struct efx_nic *p, int led, int state);
/****************************************************************************
* Transwitch CX4 retimer
*/
extern struct efx_phy_operations falcon_txc_phy_ops;
extern const struct efx_phy_operations falcon_txc_phy_ops;
#define TXC_GPIO_DIR_INPUT 0
#define TXC_GPIO_DIR_OUTPUT 1
@ -50,7 +50,7 @@ extern void falcon_txc_set_gpio_val(struct efx_nic *efx, int pin, int val);
/****************************************************************************
* Siena managed PHYs
*/
extern struct efx_phy_operations efx_mcdi_phy_ops;
extern const struct efx_phy_operations efx_mcdi_phy_ops;
extern int efx_mcdi_mdio_read(struct efx_nic *efx, unsigned int bus,
unsigned int prtad, unsigned int devad,

2
drivers/net/sfc/qt202x_phy.c
View File

@ -449,7 +449,7 @@ static void qt202x_phy_remove(struct efx_nic *efx)
efx->phy_data = NULL;
}
struct efx_phy_operations falcon_qt202x_phy_ops = {
const struct efx_phy_operations falcon_qt202x_phy_ops = {
.probe = qt202x_phy_probe,
.init = qt202x_phy_init,
.reconfigure = qt202x_phy_reconfigure,

2
drivers/net/sfc/siena.c
View File

@ -581,7 +581,7 @@ static void siena_init_wol(struct efx_nic *efx)
**************************************************************************
*/
struct efx_nic_type siena_a0_nic_type = {
const struct efx_nic_type siena_a0_nic_type = {
.probe = siena_probe_nic,
.remove = siena_remove_nic,
.init = siena_init_nic,

2
drivers/net/sfc/tenxpress.c
View File

@ -478,7 +478,7 @@ static void sfx7101_set_npage_adv(struct efx_nic *efx, u32 advertising)
advertising & ADVERTISED_10000baseT_Full);
}
struct efx_phy_operations falcon_sfx7101_phy_ops = {
const struct efx_phy_operations falcon_sfx7101_phy_ops = {
.probe = tenxpress_phy_probe,
.init = tenxpress_phy_init,
.reconfigure = tenxpress_phy_reconfigure,

2
drivers/net/sfc/txc43128_phy.c
View File

@ -545,7 +545,7 @@ static void txc43128_get_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd)
mdio45_ethtool_gset(&efx->mdio, ecmd);
}
struct efx_phy_operations falcon_txc_phy_ops = {
const struct efx_phy_operations falcon_txc_phy_ops = {
.probe = txc43128_phy_probe,
.init = txc43128_phy_init,
.reconfigure = txc43128_phy_reconfigure,