Similar like other drivers including iwl3945, do not configure group
keys to the hardware (on Ad-Hoc mode) to make IBSS RSN work.
Signed-off-by: Stanislaw Gruszka <sgruszka@xxxxxxxxxx>
---
drivers/net/wireless/iwlegacy/4965-mac.c | 13 ++++++++++++-
1 files changed, 12 insertions(+), 1 deletions(-)
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index f2baf94..123471b 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -5724,7 +5724,8 @@ il4965_mac_setup_register(struct il_priv *il, u32 max_probe_length)
BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC);
hw->wiphy->flags |=
- WIPHY_FLAG_CUSTOM_REGULATORY | WIPHY_FLAG_DISABLE_BEACON_HINTS;
+ WIPHY_FLAG_CUSTOM_REGULATORY | WIPHY_FLAG_DISABLE_BEACON_HINTS |
+ WIPHY_FLAG_IBSS_RSN;
/*
* For now, disable PS by default because it affects
@@ -5873,6 +5874,16 @@ il4965_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
return -EOPNOTSUPP;
}
+ /*
+ * To support IBSS RSN, don't program group keys in IBSS, the
+ * hardware will then not attempt to decrypt the frames.
+ */
+ if (vif->type == NL80211_IFTYPE_ADHOC &&
+ !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) {
+ D_MAC80211("leave - ad-hoc group key\n");
+ return -EOPNOTSUPP;
+ }
+
sta_id = il_sta_id_or_broadcast(il, sta);
if (sta_id == IL_INVALID_STATION)
return -EINVAL;
--
1.7.1
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