iwlwifi: add 1X HW WEP support

This patch adds support for HW encryption/decryption in 1X WEP.

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>
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.h b/drivers/net/wireless/iwlwifi/iwl-4965.h
index 93df29e..23ab523 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.h
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.h
@@ -461,6 +461,7 @@
 struct iwl4965_hw_key {
 	enum ieee80211_key_alg alg;
 	int keylen;
+	u8 keyidx;
 	struct ieee80211_key_conf *conf;
 	u8 key[32];
 };