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mac80211: remove ieee80211_aes_cmac_calculate_k1_k2()

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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@intel.com>
This commit is contained in:
Johannes Berg
2015-07-08 15:41:48 +03:00
parent 2001a130d4
commit 4b58c37bb9
2 changed files with 0 additions and 30 deletions
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17
net/mac80211/aes_cmac.c
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@@ -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);