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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 /net/mac80211
parente4fca007b06165900d0e44e8d5e251376819bf5d (diff)
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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>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/driver-ops.h14
-rw-r--r--net/mac80211/driver-trace.h15
-rw-r--r--net/mac80211/tkip.c12
3 files changed, 24 insertions, 17 deletions
diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h
index de91d39..40c6e9a 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 0ea2581..fefa6e6 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 14fe493..7ef491e 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;
}
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