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[PATCH] ethtool: allow const ethtool_ops 

The ethtool_ops structure is immutable, it expected to be setup
by the driver and is never changed. This patch allows drivers to
declare there ethtool_ops structure read-only.

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Stephen Hemminger 2006-09-08 11:16:13 -07:00 committed by Jeff Garzik
parent f65b138ca9
commit 76fd859370
2 changed files with 8 additions and 8 deletions
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2
include/linux/netdevice.h
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@ -342,7 +342,7 @@ struct net_device
/* Instance data managed by the core of Wireless Extensions. */
struct iw_public_data * wireless_data;
struct ethtool_ops *ethtool_ops;
const struct ethtool_ops *ethtool_ops;
/*
* This marks the end of the "visible" part of the structure. All

14
net/core/ethtool.c
View File

@ -143,7 +143,7 @@ static int ethtool_set_settings(struct net_device *dev, void __user *useraddr)
static int ethtool_get_drvinfo(struct net_device *dev, void __user *useraddr)
{
struct ethtool_drvinfo info;
struct ethtool_ops *ops = dev->ethtool_ops;
const struct ethtool_ops *ops = dev->ethtool_ops;
if (!ops->get_drvinfo)
return -EOPNOTSUPP;
@ -169,7 +169,7 @@ static int ethtool_get_drvinfo(struct net_device *dev, void __user *useraddr)
static int ethtool_get_regs(struct net_device *dev, char __user *useraddr)
{
struct ethtool_regs regs;
struct ethtool_ops *ops = dev->ethtool_ops;
const struct ethtool_ops *ops = dev->ethtool_ops;
void *regbuf;
int reglen, ret;
@ -282,7 +282,7 @@ static int ethtool_get_link(struct net_device *dev, void __user *useraddr)
static int ethtool_get_eeprom(struct net_device *dev, void __user *useraddr)
{
struct ethtool_eeprom eeprom;
struct ethtool_ops *ops = dev->ethtool_ops;
const struct ethtool_ops *ops = dev->ethtool_ops;
u8 *data;
int ret;
@ -327,7 +327,7 @@ static int ethtool_get_eeprom(struct net_device *dev, void __user *useraddr)
static int ethtool_set_eeprom(struct net_device *dev, void __user *useraddr)
{
struct ethtool_eeprom eeprom;
struct ethtool_ops *ops = dev->ethtool_ops;
const struct ethtool_ops *ops = dev->ethtool_ops;
u8 *data;
int ret;
@ -640,7 +640,7 @@ static int ethtool_set_gso(struct net_device *dev, char __user *useraddr)
static int ethtool_self_test(struct net_device *dev, char __user *useraddr)
{
struct ethtool_test test;
struct ethtool_ops *ops = dev->ethtool_ops;
const struct ethtool_ops *ops = dev->ethtool_ops;
u64 *data;
int ret;
@ -673,7 +673,7 @@ static int ethtool_self_test(struct net_device *dev, char __user *useraddr)
static int ethtool_get_strings(struct net_device *dev, void __user *useraddr)
{
struct ethtool_gstrings gstrings;
struct ethtool_ops *ops = dev->ethtool_ops;
const struct ethtool_ops *ops = dev->ethtool_ops;
u8 *data;
int ret;
@ -733,7 +733,7 @@ static int ethtool_phys_id(struct net_device *dev, void __user *useraddr)
static int ethtool_get_stats(struct net_device *dev, void __user *useraddr)
{
struct ethtool_stats stats;
struct ethtool_ops *ops = dev->ethtool_ops;
const struct ethtool_ops *ops = dev->ethtool_ops;
u64 *data;
int ret;