mac80211: don't accept WEP keys other than WEP40 and WEP104

This patch makes mac80211 refuse a WEP key whose length is not WEP40 nor
WEP104.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index dae3f9ec1154..bcd1623245cb 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -595,6 +595,15 @@ enum ieee80211_key_alg {
         ALG_CCMP,
 };
 
+/**
+ * enum ieee80211_key_len - key length
+ * @WEP40: WEP 5 byte long key
+ * @WEP104: WEP 13 byte long key
+ */
+enum ieee80211_key_len {
+        LEN_WEP40 = 5,
+        LEN_WEP104 = 13,
+};
 
 /**
  * enum ieee80211_key_flags - key flags