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authorStanislaw Gruszka <sgruszka@redhat.com>2012-05-28 11:53:11 +0200
committerJohn W. Linville <linville@tuxdriver.com>2012-06-06 15:18:18 -0400
commit6851dff3e6b858f2759fc9ecebc4ec608df81805 (patch)
treeed4f671d4771920ccdd12d8a81fa704ca4b3fc2a /drivers/net/wireless/rt2x00/rt2x00mac.c
parent620a55687b20c23ca7b8d8560b0e8fb3ca13869a (diff)
rt2x00: claim RSN IBSS support
Similar like other drivers, do not configure group keys to the hardware (on Ad-Hoc mode) to make IBSS RSN work. Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> Acked-by: Helmut Schaa <helmut.schaa@googlemail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00mac.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00mac.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c
index dd24b2663b5e..4ff26c2159bf 100644
--- a/drivers/net/wireless/rt2x00/rt2x00mac.c
+++ b/drivers/net/wireless/rt2x00/rt2x00mac.c
@@ -506,9 +506,19 @@ int rt2x00mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
return 0;
- else if (!test_bit(CAPABILITY_HW_CRYPTO, &rt2x00dev->cap_flags))
+
+ if (!test_bit(CAPABILITY_HW_CRYPTO, &rt2x00dev->cap_flags))
+ 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))
return -EOPNOTSUPP;
- else if (key->keylen > 32)
+
+ if (key->keylen > 32)
return -ENOSPC;
memset(&crypto, 0, sizeof(crypto));