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staging-p80211: Kill directly reference of netdev->priv

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In this driver, netdev's private data is wlandevice_t.  And the
wlandev(type of wlandevice_t) is exist before netdev be allocated.  So
use netdev->ml_priv to point to the private data.

I am not sure whether I should consider the kernel version older than
2.3.38.  Because in those kernels, netdevice_t is "structure dev"
instead of "structure net_device" and of course "dev->ml_priv" will
cause compile error.  But before my patch, in function wlan_setup(),
there is a ether_setup(net_device) which already broke kernels which
older than 2.3.38.

Signed-off-by: Wang Chen <wangchen@cn.fujitsu.com>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Wang Chen 2008-12-06 23:58:37 -08:00 committed by David S. Miller
parent ad660e2f97
commit 979123d534
2 changed files with 39 additions and 39 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

20
drivers/staging/wlan-ng/p80211netdev.c
View file

@ -244,7 +244,7 @@ static int p80211knetdev_init( netdevice_t *netdev)
static struct net_device_stats*
p80211knetdev_get_stats(netdevice_t *netdev)
{
wlandevice_t *wlandev = (wlandevice_t*)netdev->priv;
wlandevice_t *wlandev = netdev->ml_priv;
DBFENTER;
/* TODO: review the MIB stats for items that correspond to
@ -272,7 +272,7 @@ p80211knetdev_get_stats(netdevice_t *netdev)
static int p80211knetdev_open( netdevice_t *netdev )
{
int result = 0; /* success */
wlandevice_t *wlandev = (wlandevice_t*)(netdev->priv);
wlandevice_t *wlandev = netdev->ml_priv;
DBFENTER;
@ -315,7 +315,7 @@ static int p80211knetdev_open( netdevice_t *netdev )
static int p80211knetdev_stop( netdevice_t *netdev )
{
int result = 0;
wlandevice_t *wlandev = (wlandevice_t*)(netdev->priv);
wlandevice_t *wlandev = netdev->ml_priv;
DBFENTER;
@ -460,7 +460,7 @@ static int p80211knetdev_hard_start_xmit( struct sk_buff *skb, netdevice_t *netd
{
int result = 0;
int txresult = -1;
wlandevice_t *wlandev = (wlandevice_t*)netdev->priv;
wlandevice_t *wlandev = netdev->ml_priv;
p80211_hdr_t p80211_hdr;
p80211_metawep_t p80211_wep;
@ -603,7 +603,7 @@ static int p80211knetdev_hard_start_xmit( struct sk_buff *skb, netdevice_t *netd
----------------------------------------------------------------*/
static void p80211knetdev_set_multicast_list(netdevice_t *dev)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
DBFENTER;
@ -696,7 +696,7 @@ static int p80211knetdev_do_ioctl(netdevice_t *dev, struct ifreq *ifr, int cmd)
{
int result = 0;
p80211ioctl_req_t *req = (p80211ioctl_req_t*)ifr;
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
UINT8 *msgbuf;
DBFENTER;
@ -812,7 +812,7 @@ static int p80211knetdev_set_mac_address(netdevice_t *dev, void *addr)
dot11req.msgcode = DIDmsg_dot11req_mibset;
dot11req.msglen = sizeof(p80211msg_dot11req_mibset_t);
memcpy(dot11req.devname,
((wlandevice_t*)(dev->priv))->name,
((wlandevice_t *)dev->ml_priv)->name,
WLAN_DEVNAMELEN_MAX - 1);
/* Set up the mibattribute argument */
@ -833,7 +833,7 @@ static int p80211knetdev_set_mac_address(netdevice_t *dev, void *addr)
resultcode->data = 0;
/* now fire the request */
result = p80211req_dorequest(dev->priv, (UINT8*)&dot11req);
result = p80211req_dorequest(dev->ml_priv, (UINT8 *)&dot11req);
/* If the request wasn't successful, report an error and don't
* change the netdev address
@ -917,7 +917,7 @@ int wlan_setup(wlandevice_t *wlandev)
memset( dev, 0, sizeof(netdevice_t));
ether_setup(dev);
wlandev->netdev = dev;
dev->priv = wlandev;
dev->ml_priv = wlandev;
dev->hard_start_xmit = p80211knetdev_hard_start_xmit;
dev->get_stats = p80211knetdev_get_stats;
#ifdef HAVE_PRIVATE_IOCTL
@ -1487,7 +1487,7 @@ void p80211_resume(wlandevice_t *wlandev)
static void p80211knetdev_tx_timeout( netdevice_t *netdev)
{
wlandevice_t *wlandev = (wlandevice_t*)netdev->priv;
wlandevice_t *wlandev = netdev->ml_priv;
DBFENTER;
if (wlandev->tx_timeout) {

58
drivers/staging/wlan-ng/p80211wext.c
View file

@ -218,7 +218,7 @@ static int p80211wext_autojoin(wlandevice_t *wlandev)
struct iw_statistics* p80211wext_get_wireless_stats (netdevice_t *dev)
{
p80211msg_lnxreq_commsquality_t quality;
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
struct iw_statistics* wstats = &wlandev->wstats;
int retval;
@ -301,7 +301,7 @@ static int p80211wext_giwfreq(netdevice_t *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
p80211item_uint32_t mibitem;
p80211msg_dot11req_mibset_t msg;
int result;
@ -339,7 +339,7 @@ static int p80211wext_siwfreq(netdevice_t *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
p80211item_uint32_t mibitem;
p80211msg_dot11req_mibset_t msg;
int result;
@ -380,7 +380,7 @@ static int p80211wext_giwmode(netdevice_t *dev,
struct iw_request_info *info,
__u32 *mode, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
DBFENTER;
@ -407,7 +407,7 @@ static int p80211wext_siwmode(netdevice_t *dev,
struct iw_request_info *info,
__u32 *mode, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
p80211item_uint32_t mibitem;
p80211msg_dot11req_mibset_t msg;
int result;
@ -550,7 +550,7 @@ static int p80211wext_giwap(netdevice_t *dev,
struct sockaddr *ap_addr, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
DBFENTER;
@ -566,7 +566,7 @@ static int p80211wext_giwencode(netdevice_t *dev,
struct iw_request_info *info,
struct iw_point *erq, char *key)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
int err = 0;
int i;
@ -607,7 +607,7 @@ static int p80211wext_siwencode(netdevice_t *dev,
struct iw_request_info *info,
struct iw_point *erq, char *key)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
p80211msg_dot11req_mibset_t msg;
p80211item_pstr32_t pstr;
@ -736,7 +736,7 @@ static int p80211wext_giwessid(netdevice_t *dev,
struct iw_request_info *info,
struct iw_point *data, char *essid)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
DBFENTER;
@ -762,7 +762,7 @@ static int p80211wext_siwessid(netdevice_t *dev,
struct iw_request_info *info,
struct iw_point *data, char *essid)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
p80211msg_lnxreq_autojoin_t msg;
int result;
@ -816,7 +816,7 @@ static int p80211wext_siwcommit(netdevice_t *dev,
struct iw_request_info *info,
struct iw_point *data, char *essid)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
int err = 0;
DBFENTER;
@ -839,7 +839,7 @@ static int p80211wext_giwrate(netdevice_t *dev,
struct iw_request_info *info,
struct iw_param *rrq, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
p80211item_uint32_t mibitem;
p80211msg_dot11req_mibset_t msg;
int result;
@ -893,7 +893,7 @@ static int p80211wext_giwrts(netdevice_t *dev,
struct iw_request_info *info,
struct iw_param *rts, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
p80211item_uint32_t mibitem;
p80211msg_dot11req_mibset_t msg;
int result;
@ -927,7 +927,7 @@ static int p80211wext_siwrts(netdevice_t *dev,
struct iw_request_info *info,
struct iw_param *rts, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
p80211item_uint32_t mibitem;
p80211msg_dot11req_mibset_t msg;
int result;
@ -964,7 +964,7 @@ static int p80211wext_giwfrag(netdevice_t *dev,
struct iw_request_info *info,
struct iw_param *frag, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
p80211item_uint32_t mibitem;
p80211msg_dot11req_mibset_t msg;
int result;
@ -997,7 +997,7 @@ static int p80211wext_siwfrag(netdevice_t *dev,
struct iw_request_info *info,
struct iw_param *frag, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
p80211item_uint32_t mibitem;
p80211msg_dot11req_mibset_t msg;
int result;
@ -1047,7 +1047,7 @@ static int p80211wext_giwretry(netdevice_t *dev,
struct iw_request_info *info,
struct iw_param *rrq, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
p80211item_uint32_t mibitem;
p80211msg_dot11req_mibset_t msg;
int result;
@ -1126,7 +1126,7 @@ static int p80211wext_siwretry(netdevice_t *dev,
struct iw_request_info *info,
struct iw_param *rrq, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
p80211item_uint32_t mibitem;
p80211msg_dot11req_mibset_t msg;
int result;
@ -1198,7 +1198,7 @@ static int p80211wext_siwtxpow(netdevice_t *dev,
struct iw_request_info *info,
struct iw_param *rrq, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
p80211item_uint32_t mibitem;
p80211msg_dot11req_mibset_t msg;
int result;
@ -1243,7 +1243,7 @@ static int p80211wext_giwtxpow(netdevice_t *dev,
struct iw_request_info *info,
struct iw_param *rrq, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
p80211item_uint32_t mibitem;
p80211msg_dot11req_mibset_t msg;
int result;
@ -1281,7 +1281,7 @@ static int p80211wext_siwspy(netdevice_t *dev,
struct iw_request_info *info,
struct iw_point *srq, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
struct sockaddr address[IW_MAX_SPY];
int number = srq->length;
int i;
@ -1317,7 +1317,7 @@ static int p80211wext_giwspy(netdevice_t *dev,
struct iw_request_info *info,
struct iw_point *srq, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
struct sockaddr address[IW_MAX_SPY];
struct iw_quality spy_stat[IW_MAX_SPY];
@ -1378,7 +1378,7 @@ static int p80211wext_siwscan(netdevice_t *dev,
struct iw_request_info *info,
struct iw_point *srq, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
p80211msg_dot11req_scan_t msg;
int result;
int err = 0;
@ -1501,7 +1501,7 @@ static int p80211wext_giwscan(netdevice_t *dev,
struct iw_request_info *info,
struct iw_point *srq, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
p80211msg_dot11req_scan_results_t msg;
int result = 0;
int err = 0;
@ -1551,7 +1551,7 @@ static int p80211wext_set_encodeext(struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
p80211msg_dot11req_mibset_t msg;
p80211item_pstr32_t *pstr;
@ -1627,7 +1627,7 @@ static int p80211wext_get_encodeext(struct net_device *dev,
union iwreq_data *wrqu, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
struct iw_point *encoding = &wrqu->encoding;
@ -1682,7 +1682,7 @@ static int p80211_wext_set_iwauth (struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
struct iw_param *param = &wrqu->param;
int result =0;
@ -1734,7 +1734,7 @@ static int p80211_wext_get_iwauth (struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
struct iw_param *param = &wrqu->param;
int result =0;
@ -1868,7 +1868,7 @@ struct iw_handler_def p80211wext_handler_def = {
/* wireless extensions' ioctls */
int p80211wext_support_ioctl(netdevice_t *dev, struct ifreq *ifr, int cmd)
{
wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
wlandevice_t *wlandev = dev->ml_priv;
#if WIRELESS_EXT < 13
struct iwreq *iwr = (struct iwreq*)ifr;