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>
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 @@
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 @@
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: