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authorJouni Malinen <jouni@codeaurora.org>2020-02-22 15:25:44 +0200
committerJohannes Berg <johannes.berg@intel.com>2020-02-24 10:35:57 +0100
commite5473e80d46767ebc64dac4958f30299a3b14b1b (patch)
treed8d4d2d8604b20caf623fd7e8fbc90682bc35c96 /net/mac80211/cfg.c
parent56be393fa8b40db2d4f54f97614f645eb8d3c32e (diff)
mac80211: Support BIGTK configuration for Beacon protection
Extend mac80211 key configuration to support the new BIGTK with key index values 6 and 7. Support for actually protecting Beacon frames (adding the MME in AP mode and checking it in STA mode) is covered in separate commits. Signed-off-by: Jouni Malinen <jouni@codeaurora.org> Link: https://lore.kernel.org/r/20200222132548.20835-3-jouni@codeaurora.org Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/cfg.c')
-rw-r--r--net/mac80211/cfg.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index a66eff1ee26a..a762ba6e4c5d 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -568,7 +568,8 @@ static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev,
if (pairwise && key_idx < NUM_DEFAULT_KEYS)
key = rcu_dereference(sta->ptk[key_idx]);
else if (!pairwise &&
- key_idx < NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS)
+ key_idx < NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS +
+ NUM_DEFAULT_BEACON_KEYS)
key = rcu_dereference(sta->gtk[key_idx]);
} else
key = rcu_dereference(sdata->keys[key_idx]);
@@ -680,6 +681,17 @@ static int ieee80211_config_default_mgmt_key(struct wiphy *wiphy,
return 0;
}
+static int ieee80211_config_default_beacon_key(struct wiphy *wiphy,
+ struct net_device *dev,
+ u8 key_idx)
+{
+ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+ ieee80211_set_default_beacon_key(sdata, key_idx);
+
+ return 0;
+}
+
void sta_set_rate_info_tx(struct sta_info *sta,
const struct ieee80211_tx_rate *rate,
struct rate_info *rinfo)
@@ -3885,6 +3897,7 @@ const struct cfg80211_ops mac80211_config_ops = {
.get_key = ieee80211_get_key,
.set_default_key = ieee80211_config_default_key,
.set_default_mgmt_key = ieee80211_config_default_mgmt_key,
+ .set_default_beacon_key = ieee80211_config_default_beacon_key,
.start_ap = ieee80211_start_ap,
.change_beacon = ieee80211_change_beacon,
.stop_ap = ieee80211_stop_ap,