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authorJohannes Berg <johannes.berg@intel.com>2010-08-10 09:46:41 +0200
committerJohn W. Linville <linville@tuxdriver.com>2010-08-16 16:45:21 -0400
commit5daa8a8e691e28c6c725e7e91319b160b555c615 (patch)
tree61996afc92c70e16a27fdee190295cc00b223151 /net/mac80211
parentdc1580ddfc1f70636f6ef80a385902f7e8278deb (diff)
mac80211: dont advertise WEP if unavailable
When WEP is unavailable, don't advertise it to cfg80211. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/main.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index 06b9608a213..0afccda42a2 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -536,6 +536,7 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
int channels, max_bitrates;
bool supp_ht;
static const u32 cipher_suites[] = {
+ /* keep WEP first, it may be removed below */
WLAN_CIPHER_SUITE_WEP40,
WLAN_CIPHER_SUITE_WEP104,
WLAN_CIPHER_SUITE_TKIP,
@@ -623,6 +624,10 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
local->hw.wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites);
if (!(local->hw.flags & IEEE80211_HW_MFP_CAPABLE))
local->hw.wiphy->n_cipher_suites--;
+ if (IS_ERR(local->wep_tx_tfm) || IS_ERR(local->wep_rx_tfm)) {
+ local->hw.wiphy->cipher_suites += 2;
+ local->hw.wiphy->n_cipher_suites -= 2;
+ }
result = wiphy_register(local->hw.wiphy);
if (result < 0)