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iwlwifi: use iwl_sta_id() for TKIP key update 

With the station ID being stored in the
station struct, which mac80211 gives us
for TKIP phase 1 key updates, we can also
remove the use of iwl_find_station() in
that code path.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
This commit is contained in:
Johannes Berg 2010-04-30 13:53:37 -07:00 committed by Reinette Chatre
parent 619753ff57
commit bdbb612fb2
3 changed files with 15 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/net/wireless/iwlwifi/iwl-agn.c
View File

@ -3057,8 +3057,7 @@ static void iwl_mac_update_tkip_key(struct ieee80211_hw *hw,
struct iwl_priv *priv = hw->priv;
IWL_DEBUG_MAC80211(priv, "enter\n");
iwl_update_tkip_key(priv, keyconf,
sta ? sta->addr : iwl_bcast_addr,
iwl_update_tkip_key(priv, keyconf, sta,
iv32, phase1key);
IWL_DEBUG_MAC80211(priv, "leave\n");

21
drivers/net/wireless/iwlwifi/iwl-sta.c
View File

@ -1012,18 +1012,23 @@ static int iwl_set_tkip_dynamic_key_info(struct iwl_priv *priv,
void iwl_update_tkip_key(struct iwl_priv *priv,
struct ieee80211_key_conf *keyconf,
const u8 *addr, u32 iv32, u16 *phase1key)
struct ieee80211_sta *sta, u32 iv32, u16 *phase1key)
{
u8 sta_id = IWL_INVALID_STATION;
u8 sta_id;
unsigned long flags;
int i;
sta_id = iwl_find_station(priv, addr);
if (sta_id == IWL_INVALID_STATION) {
IWL_DEBUG_MAC80211(priv, "leave - %pM not in station map.\n",
addr);
return;
}
if (sta) {
sta_id = iwl_sta_id(sta);
if (sta_id == IWL_INVALID_STATION) {
IWL_DEBUG_MAC80211(priv, "leave - %pM not initialised.\n",
sta->addr);
return;
}
} else
sta_id = priv->hw_params.bcast_sta_id;
if (iwl_scan_cancel(priv)) {
/* cancel scan failed, just live w/ bad key and rely

2
drivers/net/wireless/iwlwifi/iwl-sta.h
View File

@ -60,7 +60,7 @@ int iwl_remove_dynamic_key(struct iwl_priv *priv,
struct ieee80211_key_conf *key, u8 sta_id);
void iwl_update_tkip_key(struct iwl_priv *priv,
struct ieee80211_key_conf *keyconf,
const u8 *addr, u32 iv32, u16 *phase1key);
struct ieee80211_sta *sta, u32 iv32, u16 *phase1key);
void iwl_restore_stations(struct iwl_priv *priv);
void iwl_clear_ucode_stations(struct iwl_priv *priv);