Allow generic element to be set independently for each interface.
Signed-off-by: Jiri Benc <[EMAIL PROTECTED]>
---
include/net/d80211.h | 12 +++++++-----
net/d80211/ieee80211.c | 6 ++++--
net/d80211/ieee80211_i.h | 2 ++
net/d80211/ieee80211_iface.c | 1 +
net/d80211/ieee80211_ioctl.c | 19 ++++++++++---------
5 files changed, 24 insertions(+), 16 deletions(-)
330ee7fb14673a5c69000a2c31c83830d7c6c456
diff --git a/include/net/d80211.h b/include/net/d80211.h
index 065b34c..4bdbdbe 100644
--- a/include/net/d80211.h
+++ b/include/net/d80211.h
@@ -249,11 +249,6 @@ struct ieee80211_conf {
int short_slot_time:1; /* use IEEE 802.11g Short Slot Time */
int ssid_hidden:1; /* do not broadcast the ssid */
- /* these fields are used by low level drivers for hardware
- * that generate beacons independently */
- u8 *generic_elem;
- size_t generic_elem_len;
-
u8 power_level; /* transmit power limit for
current
* regulatory domain; in dBm */
u8 antenna_max; /* maximum antenna gain */
@@ -347,6 +342,11 @@ struct ieee80211_if_init_conf {
* config_interface() callback (so copy the value somewhere if you need
* it).
* @ssid_len: length of the @ssid field.
+ * @generic_elem: used (together with @generic_elem_len) by drivers for
+ * hardware that generate beacons independently. The pointer is valid
+ * only during config_interface() callback (so copy the value somewhere
+ * if you need it).
+ * @generic_elem_len: length of the generic element.
*
* This structure is passed to config_interface() callback of
* &struct ieee80211_hw.
@@ -356,6 +356,8 @@ struct ieee80211_if_conf {
u8 *bssid;
u8 *ssid;
size_t ssid_len;
+ u8 *generic_elem;
+ size_t generic_elem_len;
};
typedef enum { ALG_NONE, ALG_WEP, ALG_TKIP, ALG_CCMP, ALG_NULL }
diff --git a/net/d80211/ieee80211.c b/net/d80211/ieee80211.c
index 984c2b0..ad63bab 100644
--- a/net/d80211/ieee80211.c
+++ b/net/d80211/ieee80211.c
@@ -1764,9 +1764,13 @@ int ieee80211_if_config(struct net_devic
conf.bssid = sdata->u.sta.bssid;
conf.ssid = sdata->u.sta.ssid;
conf.ssid_len = sdata->u.sta.ssid_len;
+ conf.generic_elem = sdata->u.sta.extra_ie;
+ conf.generic_elem_len = sdata->u.sta.extra_ie_len;
} else if (sdata->type == IEEE80211_IF_TYPE_AP) {
conf.ssid = sdata->u.ap.ssid;
conf.ssid_len = sdata->u.ap.ssid_len;
+ conf.generic_elem = sdata->u.ap.generic_elem;
+ conf.generic_elem_len = sdata->u.ap.generic_elem_len;
}
return local->hw->config_interface(local->mdev, dev->ifindex, &conf);
}
@@ -4342,8 +4346,6 @@ void ieee80211_unregister_hw(struct net_
kfree(local->basic_rates[i]);
}
- kfree(local->conf.generic_elem);
-
ieee80211_proc_deinit_interface(local);
if (skb_queue_len(&local->skb_queue)
diff --git a/net/d80211/ieee80211_i.h b/net/d80211/ieee80211_i.h
index e78beb2..98c30ff 100644
--- a/net/d80211/ieee80211_i.h
+++ b/net/d80211/ieee80211_i.h
@@ -194,6 +194,8 @@ struct ieee80211_if_ap {
u8 ssid[IEEE80211_MAX_SSID_LEN];
size_t ssid_len;
+ u8 *generic_elem;
+ size_t generic_elem_len;
/* TODO: sta_aid could be replaced by 2008-bit large bitfield of
* that could be used in TIM element generation. This would also
diff --git a/net/d80211/ieee80211_iface.c b/net/d80211/ieee80211_iface.c
index dd809c2..42ea643 100644
--- a/net/d80211/ieee80211_iface.c
+++ b/net/d80211/ieee80211_iface.c
@@ -175,6 +175,7 @@ #endif
kfree(sdata->u.ap.beacon_head);
kfree(sdata->u.ap.beacon_tail);
+ kfree(sdata->u.ap.generic_elem);
if (dev != local->mdev) {
struct sk_buff *skb;
diff --git a/net/d80211/ieee80211_ioctl.c b/net/d80211/ieee80211_ioctl.c
index 6b73e27..3eaad0a 100644
--- a/net/d80211/ieee80211_ioctl.c
+++ b/net/d80211/ieee80211_ioctl.c
@@ -1137,7 +1137,6 @@ #endif
static int ieee80211_set_gen_ie(struct net_device *dev, u8 *ie, size_t len)
{
- struct ieee80211_local *local = dev->priv;
struct ieee80211_sub_if_data *sdata;
sdata = IEEE80211_DEV_TO_SUB_IF(dev);
@@ -1145,14 +1144,16 @@ static int ieee80211_set_gen_ie(struct n
sdata->type == IEEE80211_IF_TYPE_IBSS)
return ieee80211_sta_set_extra_ie(dev, ie, len);
- kfree(local->conf.generic_elem);
- local->conf.generic_elem = kmalloc(len, GFP_KERNEL);
- if (local->conf.generic_elem == NULL)
- return -ENOMEM;
- memcpy(local->conf.generic_elem, ie, len);
- local->conf.generic_elem_len = len;
-
- return ieee80211_hw_config(dev);
+ if (sdata->type == IEEE80211_IF_TYPE_AP) {
+ kfree(sdata->u.ap.generic_elem);
+ sdata->u.ap.generic_elem = kmalloc(len, GFP_KERNEL);
+ if (sdata->u.ap.generic_elem == NULL)
+ return -ENOMEM;
+ memcpy(sdata->u.ap.generic_elem, ie, len);
+ sdata->u.ap.generic_elem_len = len;
+ return ieee80211_if_config(dev);
+ }
+ return -EOPNOTSUPP;
}
--
1.3.0
-
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