From: Johannes Berg <johannes.berg@xxxxxxxxx>
The iwlwifi driver was the only driver that used this, but as
it turns out it never needed it, so we can remove it.
Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
---
include/net/mac80211.h | 13 -------------
net/mac80211/aes_cmac.c | 17 -----------------
2 files changed, 30 deletions(-)
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 484cc14..e3314e5 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -4331,19 +4331,6 @@ void ieee80211_get_tkip_p2k(struct ieee80211_key_conf *keyconf,
struct sk_buff *skb, u8 *p2k);
/**
- * ieee80211_aes_cmac_calculate_k1_k2 - calculate the AES-CMAC sub keys
- *
- * This function computes the two AES-CMAC sub-keys, based on the
- * previously installed master key.
- *
- * @keyconf: the parameter passed with the set key
- * @k1: a buffer to be filled with the 1st sub-key
- * @k2: a buffer to be filled with the 2nd sub-key
- */
-void ieee80211_aes_cmac_calculate_k1_k2(struct ieee80211_key_conf *keyconf,
- u8 *k1, u8 *k2);
-
-/**
* ieee80211_get_key_tx_seq - get key TX sequence counter
*
* @keyconf: the parameter passed with the set key
diff --git a/net/mac80211/aes_cmac.c b/net/mac80211/aes_cmac.c
index 4192806..bdf0790 100644
--- a/net/mac80211/aes_cmac.c
+++ b/net/mac80211/aes_cmac.c
@@ -145,20 +145,3 @@ void ieee80211_aes_cmac_key_free(struct crypto_cipher *tfm)
{
crypto_free_cipher(tfm);
}
-
-void ieee80211_aes_cmac_calculate_k1_k2(struct ieee80211_key_conf *keyconf,
- u8 *k1, u8 *k2)
-{
- u8 l[AES_BLOCK_SIZE] = {};
- struct ieee80211_key *key =
- container_of(keyconf, struct ieee80211_key, conf);
-
- crypto_cipher_encrypt_one(key->u.aes_cmac.tfm, l, l);
-
- memcpy(k1, l, AES_BLOCK_SIZE);
- gf_mulx(k1);
-
- memcpy(k2, k1, AES_BLOCK_SIZE);
- gf_mulx(k2);
-}
-EXPORT_SYMBOL(ieee80211_aes_cmac_calculate_k1_k2);
--
2.1.4
--
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