aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorJohannes Berg <johannes@sipsolutions.net>2010-01-21 11:40:47 +0100
committerJohn W. Linville <linville@tuxdriver.com>2010-01-22 16:08:55 -0500
commitb3fbdcf49f940d0703c356441e0daf045e64e076 (patch)
treef63416cc9b80a6757ec6fa57190f581b2b3a6d31
parente4fca007b06165900d0e44e8d5e251376819bf5d (diff)
mac80211: pass vif and station to update_tkip_key
When a TKIP key is updated, we should pass the station pointer instead of just the address, since drivers can use that to store their own data. We also need to pass the virtual interface pointer. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/b43/main.c11
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn.c10
-rw-r--r--include/net/mac80211.h6
-rw-r--r--net/mac80211/driver-ops.h14
-rw-r--r--net/mac80211/driver-trace.h15
-rw-r--r--net/mac80211/tkip.c12
6 files changed, 43 insertions, 25 deletions
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index c238468bca7..c699e46534d 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -844,8 +844,10 @@ static void rx_tkip_phase1_write(struct b43_wldev *dev, u8 index, u32 iv32,
}
static void b43_op_update_tkip_key(struct ieee80211_hw *hw,
- struct ieee80211_key_conf *keyconf, const u8 *addr,
- u32 iv32, u16 *phase1key)
+ struct ieee80211_vif *vif,
+ struct ieee80211_key_conf *keyconf,
+ struct ieee80211_sta *sta,
+ u32 iv32, u16 *phase1key)
{
struct b43_wl *wl = hw_to_b43_wl(hw);
struct b43_wldev *dev;
@@ -863,7 +865,10 @@ static void b43_op_update_tkip_key(struct ieee80211_hw *hw,
keymac_write(dev, index, NULL); /* First zero out mac to avoid race */
rx_tkip_phase1_write(dev, index, iv32, phase1key);
- keymac_write(dev, index, addr);
+ /* only pairwise TKIP keys are supported right now */
+ if (WARN_ON(!sta))
+ goto out_unlock;
+ keymac_write(dev, index, sta->addr);
out_unlock:
mutex_unlock(&wl->mutex);
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 8db86239bd6..62b6939df52 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -2839,14 +2839,18 @@ void iwl_config_ap(struct iwl_priv *priv)
}
static void iwl_mac_update_tkip_key(struct ieee80211_hw *hw,
- struct ieee80211_key_conf *keyconf, const u8 *addr,
- u32 iv32, u16 *phase1key)
+ struct ieee80211_vif *vif,
+ struct ieee80211_key_conf *keyconf,
+ struct ieee80211_sta *sta,
+ u32 iv32, u16 *phase1key)
{
struct iwl_priv *priv = hw->priv;
IWL_DEBUG_MAC80211(priv, "enter\n");
- iwl_update_tkip_key(priv, keyconf, addr, iv32, phase1key);
+ iwl_update_tkip_key(priv, keyconf,
+ sta ? sta->addr : iwl_bcast_addr,
+ iv32, phase1key);
IWL_DEBUG_MAC80211(priv, "leave\n");
}
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index f03f97b627f..f56d6f47953 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1614,8 +1614,10 @@ struct ieee80211_ops {
struct ieee80211_vif *vif, struct ieee80211_sta *sta,
struct ieee80211_key_conf *key);
void (*update_tkip_key)(struct ieee80211_hw *hw,
- struct ieee80211_key_conf *conf, const u8 *address,
- u32 iv32, u16 *phase1key);
+ struct ieee80211_vif *vif,
+ struct ieee80211_key_conf *conf,
+ struct ieee80211_sta *sta,
+ u32 iv32, u16 *phase1key);
int (*hw_scan)(struct ieee80211_hw *hw,
struct cfg80211_scan_request *req);
void (*sw_scan_start)(struct ieee80211_hw *hw);
diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h
index de91d39e027..40c6e9a8986 100644
--- a/net/mac80211/driver-ops.h
+++ b/net/mac80211/driver-ops.h
@@ -137,16 +137,22 @@ static inline int drv_set_key(struct ieee80211_local *local,
}
static inline void drv_update_tkip_key(struct ieee80211_local *local,
+ struct ieee80211_sub_if_data *sdata,
struct ieee80211_key_conf *conf,
- const u8 *address, u32 iv32,
+ struct sta_info *sta, u32 iv32,
u16 *phase1key)
{
+ struct ieee80211_sta *ista = NULL;
+
might_sleep();
+ if (sta)
+ ista = &sta->sta;
+
if (local->ops->update_tkip_key)
- local->ops->update_tkip_key(&local->hw, conf, address,
- iv32, phase1key);
- trace_drv_update_tkip_key(local, conf, address, iv32);
+ local->ops->update_tkip_key(&local->hw, &sdata->vif, conf,
+ ista, iv32, phase1key);
+ trace_drv_update_tkip_key(local, sdata, conf, ista, iv32);
}
static inline int drv_hw_scan(struct ieee80211_local *local,
diff --git a/net/mac80211/driver-trace.h b/net/mac80211/driver-trace.h
index 0ea258123b8..fefa6e6b01b 100644
--- a/net/mac80211/driver-trace.h
+++ b/net/mac80211/driver-trace.h
@@ -331,26 +331,29 @@ TRACE_EVENT(drv_set_key,
TRACE_EVENT(drv_update_tkip_key,
TP_PROTO(struct ieee80211_local *local,
+ struct ieee80211_sub_if_data *sdata,
struct ieee80211_key_conf *conf,
- const u8 *address, u32 iv32),
+ struct ieee80211_sta *sta, u32 iv32),
- TP_ARGS(local, conf, address, iv32),
+ TP_ARGS(local, sdata, conf, sta, iv32),
TP_STRUCT__entry(
LOCAL_ENTRY
- __array(u8, addr, 6)
+ VIF_ENTRY
+ STA_ENTRY
__field(u32, iv32)
),
TP_fast_assign(
LOCAL_ASSIGN;
- memcpy(__entry->addr, address, 6);
+ VIF_ASSIGN;
+ STA_ASSIGN;
__entry->iv32 = iv32;
),
TP_printk(
- LOCAL_PR_FMT " addr:%pM iv32:%#x",
- LOCAL_PR_ARG, __entry->addr, __entry->iv32
+ LOCAL_PR_FMT VIF_PR_FMT STA_PR_FMT " iv32:%#x",
+ LOCAL_PR_ARG,VIF_PR_ARG,STA_PR_ARG, __entry->iv32
)
);
diff --git a/net/mac80211/tkip.c b/net/mac80211/tkip.c
index 14fe49332c0..7ef491e9d66 100644
--- a/net/mac80211/tkip.c
+++ b/net/mac80211/tkip.c
@@ -304,14 +304,12 @@ int ieee80211_tkip_decrypt_data(struct crypto_blkcipher *tfm,
if (key->local->ops->update_tkip_key &&
key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE &&
key->u.tkip.rx[queue].state != TKIP_STATE_PHASE1_HW_UPLOADED) {
- static const u8 bcast[ETH_ALEN] =
- {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
- const u8 *sta_addr = key->sta->sta.addr;
+ struct ieee80211_sub_if_data *sdata = key->sdata;
- if (is_multicast_ether_addr(ra))
- sta_addr = bcast;
-
- drv_update_tkip_key(key->local, &key->conf, sta_addr,
+ if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
+ sdata = container_of(key->sdata->bss,
+ struct ieee80211_sub_if_data, u.ap);
+ drv_update_tkip_key(key->local, sdata, &key->conf, key->sta,
iv32, key->u.tkip.rx[queue].p1k);
key->u.tkip.rx[queue].state = TKIP_STATE_PHASE1_HW_UPLOADED;
}