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authorAntonio Quartulli <ordex@autistici.org>2012-01-14 11:42:43 +0100
committerJohn W. Linville <linville@tuxdriver.com>2012-01-24 14:21:13 -0500
commitf99725777e0f57e71f37191eee5f10071ed7b423 (patch)
tree6d4a027f89f828fa769632fb6f5f27b90ee67160
parent6ae4bb6612c675d4132bd4fcc7cac4eef46f9624 (diff)
downloadop-kernel-dev-f99725777e0f57e71f37191eee5f10071ed7b423.zip
op-kernel-dev-f99725777e0f57e71f37191eee5f10071ed7b423.tar.gz
ath5k: claim support for IBSS RSN
Disable group keys programming when using IBSS RSN. Keys will be managed using software. In this way IBSS RSN can correctly work. Signed-off-by: Antonio Quartulli <ordex@autistici.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/ath/ath5k/base.c3
-rw-r--r--drivers/net/wireless/ath/ath5k/mac80211-ops.c8
2 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index d366dad..4ab835f 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -2442,6 +2442,9 @@ ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops)
BIT(NL80211_IFTYPE_ADHOC) |
BIT(NL80211_IFTYPE_MESH_POINT);
+ /* SW support for IBSS_RSN is provided by mac80211 */
+ hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN;
+
/* both antennas can be configured as RX or TX */
hw->wiphy->available_antennas_tx = 0x3;
hw->wiphy->available_antennas_rx = 0x3;
diff --git a/drivers/net/wireless/ath/ath5k/mac80211-ops.c b/drivers/net/wireless/ath/ath5k/mac80211-ops.c
index 6ed4c07..af4c7ec 100644
--- a/drivers/net/wireless/ath/ath5k/mac80211-ops.c
+++ b/drivers/net/wireless/ath/ath5k/mac80211-ops.c
@@ -483,6 +483,14 @@ ath5k_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
if (ath5k_modparam_nohwcrypt)
return -EOPNOTSUPP;
+ if (vif->type == NL80211_IFTYPE_ADHOC &&
+ (key->cipher == WLAN_CIPHER_SUITE_TKIP ||
+ key->cipher == WLAN_CIPHER_SUITE_CCMP) &&
+ !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) {
+ /* don't program group keys when using IBSS_RSN */
+ return -EOPNOTSUPP;
+ }
+
switch (key->cipher) {
case WLAN_CIPHER_SUITE_WEP40:
case WLAN_CIPHER_SUITE_WEP104:
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