AcoSail/kernel_optimize_test
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netdevice libertas: Fix directly reference of netdev->priv

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We have some reasons to kill netdev->priv:
1. netdev->priv is equal to netdev_priv().
2. netdev_priv() wraps the calculation of netdev->priv's offset, obviously
   netdev_priv() is more flexible than netdev->priv.
But we cann't kill netdev->priv, because so many drivers reference to it
directly.

OK, becasue Dave S. Miller said, "every direct netdev->priv usage is a bug",
and I want to kill netdev->priv later, I decided to convert all the direct
reference of netdev->priv first.

Different to readonly reference of netdev->priv, in this driver, netdev->priv
was changed. I use netdev->ml_priv to replace netdev->priv.

Signed-off-by: Wang Chen <wangchen@cn.fujitsu.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Wang Chen 2008-09-05 11:28:47 +08:00 committed by John W. Linville
parent f400923735
commit 4ceb7b6ae2
1 changed files with 18 additions and 18 deletions
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36
drivers/net/wireless/libertas/main.c
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@ -223,7 +223,7 @@ u8 lbs_data_rate_to_fw_index(u32 rate)
static ssize_t lbs_anycast_get(struct device *dev,
struct device_attribute *attr, char * buf)
{
struct lbs_private *priv = to_net_dev(dev)->priv;
struct lbs_private *priv = netdev_priv(to_net_dev(dev));
struct cmd_ds_mesh_access mesh_access;
int ret;
@ -242,7 +242,7 @@ static ssize_t lbs_anycast_get(struct device *dev,
static ssize_t lbs_anycast_set(struct device *dev,
struct device_attribute *attr, const char * buf, size_t count)
{
struct lbs_private *priv = to_net_dev(dev)->priv;
struct lbs_private *priv = netdev_priv(to_net_dev(dev));
struct cmd_ds_mesh_access mesh_access;
uint32_t datum;
int ret;
@ -270,7 +270,7 @@ static void lbs_remove_mesh(struct lbs_private *priv);
static ssize_t lbs_rtap_get(struct device *dev,
struct device_attribute *attr, char * buf)
{
struct lbs_private *priv = to_net_dev(dev)->priv;
struct lbs_private *priv = netdev_priv(to_net_dev(dev));
return snprintf(buf, 5, "0x%X\n", priv->monitormode);
}
@ -281,7 +281,7 @@ static ssize_t lbs_rtap_set(struct device *dev,
struct device_attribute *attr, const char * buf, size_t count)
{
int monitor_mode;
struct lbs_private *priv = to_net_dev(dev)->priv;
struct lbs_private *priv = netdev_priv(to_net_dev(dev));
sscanf(buf, "%x", &monitor_mode);
if (monitor_mode) {
@ -332,7 +332,7 @@ static DEVICE_ATTR(lbs_rtap, 0644, lbs_rtap_get, lbs_rtap_set );
static ssize_t lbs_mesh_get(struct device *dev,
struct device_attribute *attr, char * buf)
{
struct lbs_private *priv = to_net_dev(dev)->priv;
struct lbs_private *priv = netdev_priv(to_net_dev(dev));
return snprintf(buf, 5, "0x%X\n", !!priv->mesh_dev);
}
@ -342,7 +342,7 @@ static ssize_t lbs_mesh_get(struct device *dev,
static ssize_t lbs_mesh_set(struct device *dev,
struct device_attribute *attr, const char * buf, size_t count)
{
struct lbs_private *priv = to_net_dev(dev)->priv;
struct lbs_private *priv = netdev_priv(to_net_dev(dev));
int enable;
int ret, action = CMD_ACT_MESH_CONFIG_STOP;
@ -393,7 +393,7 @@ static struct attribute_group lbs_mesh_attr_group = {
*/
static int lbs_dev_open(struct net_device *dev)
{
struct lbs_private *priv = (struct lbs_private *) dev->priv ;
struct lbs_private *priv = netdev_priv(dev) ;
int ret = 0;
lbs_deb_enter(LBS_DEB_NET);
@ -435,7 +435,7 @@ static int lbs_dev_open(struct net_device *dev)
*/
static int lbs_mesh_stop(struct net_device *dev)
{
struct lbs_private *priv = (struct lbs_private *) (dev->priv);
struct lbs_private *priv = dev->ml_priv;
lbs_deb_enter(LBS_DEB_MESH);
spin_lock_irq(&priv->driver_lock);
@ -462,7 +462,7 @@ static int lbs_mesh_stop(struct net_device *dev)
*/
static int lbs_eth_stop(struct net_device *dev)
{
struct lbs_private *priv = (struct lbs_private *) dev->priv;
struct lbs_private *priv = netdev_priv(dev);
lbs_deb_enter(LBS_DEB_NET);
@ -479,7 +479,7 @@ static int lbs_eth_stop(struct net_device *dev)
static void lbs_tx_timeout(struct net_device *dev)
{
struct lbs_private *priv = (struct lbs_private *) dev->priv;
struct lbs_private *priv = netdev_priv(dev);
lbs_deb_enter(LBS_DEB_TX);
@ -531,7 +531,7 @@ EXPORT_SYMBOL_GPL(lbs_host_to_card_done);
*/
static struct net_device_stats *lbs_get_stats(struct net_device *dev)
{
struct lbs_private *priv = (struct lbs_private *) dev->priv;
struct lbs_private *priv = netdev_priv(dev);
lbs_deb_enter(LBS_DEB_NET);
return &priv->stats;
@ -540,7 +540,7 @@ static struct net_device_stats *lbs_get_stats(struct net_device *dev)
static int lbs_set_mac_address(struct net_device *dev, void *addr)
{
int ret = 0;
struct lbs_private *priv = (struct lbs_private *) dev->priv;
struct lbs_private *priv = netdev_priv(dev);
struct sockaddr *phwaddr = addr;
struct cmd_ds_802_11_mac_address cmd;
@ -673,7 +673,7 @@ static void lbs_set_mcast_worker(struct work_struct *work)
static void lbs_set_multicast_list(struct net_device *dev)
{
struct lbs_private *priv = dev->priv;
struct lbs_private *priv = netdev_priv(dev);
schedule_work(&priv->mcast_work);
}
@ -689,7 +689,7 @@ static void lbs_set_multicast_list(struct net_device *dev)
static int lbs_thread(void *data)
{
struct net_device *dev = data;
struct lbs_private *priv = dev->priv;
struct lbs_private *priv = netdev_priv(dev);
wait_queue_t wait;
lbs_deb_enter(LBS_DEB_THREAD);
@ -1124,7 +1124,7 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev)
lbs_pr_err("init ethX device failed\n");
goto done;
}
priv = dev->priv;
priv = netdev_priv(dev);
if (lbs_init_adapter(priv)) {
lbs_pr_err("failed to initialize adapter structure.\n");
@ -1377,7 +1377,7 @@ static int lbs_add_mesh(struct lbs_private *priv)
ret = -ENOMEM;
goto done;
}
mesh_dev->priv = priv;
mesh_dev->ml_priv = priv;
priv->mesh_dev = mesh_dev;
mesh_dev->open = lbs_dev_open;
@ -1590,7 +1590,7 @@ static int lbs_rtap_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
static struct net_device_stats *lbs_rtap_get_stats(struct net_device *dev)
{
struct lbs_private *priv = dev->priv;
struct lbs_private *priv = dev->ml_priv;
lbs_deb_enter(LBS_DEB_NET);
return &priv->stats;
}
@ -1631,7 +1631,7 @@ static int lbs_add_rtap(struct lbs_private *priv)
rtap_dev->stop = lbs_rtap_stop;
rtap_dev->get_stats = lbs_rtap_get_stats;
rtap_dev->hard_start_xmit = lbs_rtap_hard_start_xmit;
rtap_dev->priv = priv;
rtap_dev->ml_priv = priv;
SET_NETDEV_DEV(rtap_dev, priv->dev->dev.parent);
ret = register_netdev(rtap_dev);