xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[MAC80211] key handling: remove default_wep_only

Browse Source 
Remove the default_wep_only stuff, this wasn't really done well
and no current driver actually cares.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Acked-by: Michael Wu <flamingice@sourmilk.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Johannes Berg
2007-08-28 17:01:54 -04:00
committed by David S. Miller
parent 8f37171a62
commit f658eb90d0
5 changed files with 6 additions and 110 deletions
Download Patch File Download Diff File Expand all files Collapse all files

97
net/mac80211/ieee80211_ioctl.c
View File

@@ -40,7 +40,7 @@ static void ieee80211_set_hw_encryption(struct net_device *dev,
if (key && local->ops->set_key) {
if (local->ops->set_key(local_to_hw(local), SET_KEY, addr,
&key->conf, local->default_wep_only)) {
&key->conf)) {
key->conf.flags |= IEEE80211_KEY_FORCE_SW_ENCRYPT;
key->conf.hw_key_idx = HW_KEY_IDX_INVALID;
}
@@ -111,7 +111,7 @@ static int ieee80211_set_encryption(struct net_device *dev, u8 *sta_addr,
* possibility of conflict with default keys. This can maybe later be
* optimized by using non-default keys (at least with Atheros ar521x).
*/
if (!sta && alg == ALG_WEP && !local->default_wep_only &&
if (!sta && alg == ALG_WEP &&
sdata->type != IEEE80211_IF_TYPE_IBSS &&
sdata->type != IEEE80211_IF_TYPE_AP) {
try_hwaccel = 0;
@@ -148,8 +148,7 @@ static int ieee80211_set_encryption(struct net_device *dev, u8 *sta_addr,
key->conf.hw_key_idx != HW_KEY_IDX_INVALID &&
local->ops->set_key &&
local->ops->set_key(local_to_hw(local), DISABLE_KEY,
sta_addr, &key->conf,
local->default_wep_only)) {
sta_addr, &key->conf)) {
printk(KERN_DEBUG "%s: set_encrypt - low-level disable"
" failed\n", dev->name);
ret = -EINVAL;
@@ -924,96 +923,6 @@ static int ieee80211_ioctl_giwretry(struct net_device *dev,
return 0;
}
static void ieee80211_key_enable_hwaccel(struct ieee80211_local *local,
struct ieee80211_key *key)
{
u8 addr[ETH_ALEN];
if (!key || key->conf.alg != ALG_WEP ||
!(key->conf.flags & IEEE80211_KEY_FORCE_SW_ENCRYPT) ||
(local->hw.flags & IEEE80211_HW_DEVICE_HIDES_WEP))
return;
memset(addr, 0xff, ETH_ALEN);
if (local->ops->set_key)
local->ops->set_key(local_to_hw(local),
SET_KEY, addr, &key->conf,
local->default_wep_only);
}
static void ieee80211_key_disable_hwaccel(struct ieee80211_local *local,
struct ieee80211_key *key)
{
u8 addr[ETH_ALEN];
if (!key || key->conf.alg != ALG_WEP ||
(key->conf.flags & IEEE80211_KEY_FORCE_SW_ENCRYPT) ||
(local->hw.flags & IEEE80211_HW_DEVICE_HIDES_WEP))
return;
memset(addr, 0xff, ETH_ALEN);
if (local->ops->set_key)
local->ops->set_key(local_to_hw(local), DISABLE_KEY,
addr, &key->conf,
local->default_wep_only);
key->conf.flags |= IEEE80211_KEY_FORCE_SW_ENCRYPT;
}
static int ieee80211_ioctl_default_wep_only(struct ieee80211_local *local,
int value)
{
int i;
struct ieee80211_sub_if_data *sdata;
local->default_wep_only = value;
read_lock(&local->sub_if_lock);
list_for_each_entry(sdata, &local->sub_if_list, list)
for (i = 0; i < NUM_DEFAULT_KEYS; i++)
if (value)
ieee80211_key_enable_hwaccel(local,
sdata->keys[i]);
else
ieee80211_key_disable_hwaccel(local,
sdata->keys[i]);
read_unlock(&local->sub_if_lock);
return 0;
}
void ieee80211_update_default_wep_only(struct ieee80211_local *local)
{
int i = 0;
struct ieee80211_sub_if_data *sdata;
read_lock(&local->sub_if_lock);
list_for_each_entry(sdata, &local->sub_if_list, list) {
if (sdata->dev == local->mdev)
continue;
/* If there is an AP interface then depend on userspace to
set default_wep_only correctly. */
if (sdata->type == IEEE80211_IF_TYPE_AP) {
read_unlock(&local->sub_if_lock);
return;
}
i++;
}
read_unlock(&local->sub_if_lock);
if (i <= 1)
ieee80211_ioctl_default_wep_only(local, 1);
else
ieee80211_ioctl_default_wep_only(local, 0);
}
static int ieee80211_ioctl_prism2_param(struct net_device *dev,
struct iw_request_info *info,
void *wrqu, char *extra)