path: root/package/kernel/mac80211/patches/100-revert-cryptoapi-ports.patch

This patch reverts the following commits from wireless-testing:

8ade538bf39b1ee53418528fdacd36b8e65621b9
56c52da2d554f081e8fce58ecbcf6a40c605b95b
2b2ba0db1c820d04d5143452d70012cd44d7b578
00b9cfa3ff38401bd70c34b250ca13e5ea347b4a
4f031fa9f188b2b0641ac20087d9e16bcfb4e49d
6e1ee5d2e9e411892b5d84e3ea93e3fc88ac786c
30ef7ef9672d92ab2cac37f60a31955c118321e7
f359d3fe832e49eeec2232b2af5a9e3aee6b4862 (only the changes in aes_cmac.{c,h})
7ec7c4a9a686c608315739ab6a2b0527a240883c
---

--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -1017,15 +1017,6 @@ struct ieee80211_mmie {
 	u8 mic[8];
 } __packed;
 
-/* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */
-struct ieee80211_mmie_16 {
-	u8 element_id;
-	u8 length;
-	__le16 key_id;
-	u8 sequence_number[6];
-	u8 mic[16];
-} __packed;
-
 struct ieee80211_vendor_ie {
 	u8 element_id;
 	u8 len;
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1306,8 +1306,8 @@ struct ieee80211_vif *wdev_to_ieee80211_
  * @IEEE80211_KEY_FLAG_PAIRWISE: Set by mac80211, this flag indicates
  *	that the key is pairwise rather then a shared key.
  * @IEEE80211_KEY_FLAG_SW_MGMT_TX: This flag should be set by the driver for a
- *	CCMP/GCMP key if it requires CCMP/GCMP encryption of management frames
- *	(MFP) to be done in software.
+ *	CCMP key if it requires CCMP encryption of management frames (MFP) to
+ *	be done in software.
  * @IEEE80211_KEY_FLAG_PUT_IV_SPACE: This flag should be set by the driver
  *	if space should be prepared for the IV, but the IV
  *	itself should not be generated. Do not set together with
@@ -1322,7 +1322,7 @@ struct ieee80211_vif *wdev_to_ieee80211_
  *	RX, if your crypto engine can't deal with TX you can also set the
  *	%IEEE80211_KEY_FLAG_SW_MGMT_TX flag to encrypt such frames in SW.
  * @IEEE80211_KEY_FLAG_GENERATE_IV_MGMT: This flag should be set by the
- *	driver for a CCMP/GCMP key to indicate that is requires IV generation
+ *	driver for a CCMP key to indicate that is requires IV generation
  *	only for managment frames (MFP).
  * @IEEE80211_KEY_FLAG_RESERVE_TAILROOM: This flag should be set by the
  *	driver for a key to indicate that sufficient tailroom must always
@@ -4112,10 +4112,6 @@ void ieee80211_aes_cmac_calculate_k1_k2(
  *	reverse order than in packet)
  * @aes_cmac: PN data, most significant byte first (big endian,
  *	reverse order than in packet)
- * @aes_gmac: PN data, most significant byte first (big endian,
- *	reverse order than in packet)
- * @gcmp: PN data, most significant byte first (big endian,
- *	reverse order than in packet)
  */
 struct ieee80211_key_seq {
 	union {
@@ -4129,12 +4125,6 @@ struct ieee80211_key_seq {
 		struct {
 			u8 pn[6];
 		} aes_cmac;
-		struct {
-			u8 pn[6];
-		} aes_gmac;
-		struct {
-			u8 pn[6];
-		} gcmp;
 	};
 };
 
@@ -4159,7 +4149,7 @@ void ieee80211_get_key_tx_seq(struct iee
  * ieee80211_get_key_rx_seq - get key RX sequence counter
  *
  * @keyconf: the parameter passed with the set key
- * @tid: The TID, or -1 for the management frame value (CCMP/GCMP only);
+ * @tid: The TID, or -1 for the management frame value (CCMP only);
  *	the value on TID 0 is also used for non-QoS frames. For
  *	CMAC, only TID 0 is valid.
  * @seq: buffer to receive the sequence data
@@ -4195,7 +4185,7 @@ void ieee80211_set_key_tx_seq(struct iee
  * ieee80211_set_key_rx_seq - set key RX sequence counter
  *
  * @keyconf: the parameter passed with the set key
- * @tid: The TID, or -1 for the management frame value (CCMP/GCMP only);
+ * @tid: The TID, or -1 for the management frame value (CCMP only);
  *	the value on TID 0 is also used for non-QoS frames. For
  *	CMAC, only TID 0 is valid.
  * @seq: new sequence data
--- a/net/mac80211/Kconfig
+++ b/net/mac80211/Kconfig
@@ -5,8 +5,6 @@ config MAC80211
 	depends on CRYPTO
 	depends on CRYPTO_ARC4
 	depends on CRYPTO_AES
-	select BPAUTO_CRYPTO_CCM
-	depends on CRYPTO_GCM
 	depends on CRC32
 	select BPAUTO_AVERAGE
 	---help---
--- a/net/mac80211/Makefile
+++ b/net/mac80211/Makefile
@@ -15,9 +15,7 @@ mac80211-y := \
 	michael.o \
 	tkip.o \
 	aes_ccm.o \
-	aes_gcm.o \
 	aes_cmac.o \
-	aes_gmac.o \
 	cfg.o \
 	ethtool.o \
 	rx.o \
--- a/net/mac80211/aes_ccm.c
+++ b/net/mac80211/aes_ccm.c
@@ -2,8 +2,6 @@
  * Copyright 2003-2004, Instant802 Networks, Inc.
  * Copyright 2005-2006, Devicescape Software, Inc.
  *
- * Rewrite: Copyright (C) 2013 Linaro Ltd <ard.biesheuvel@linaro.org>
- *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
@@ -19,82 +17,134 @@
 #include "key.h"
 #include "aes_ccm.h"
 
-void ieee80211_aes_ccm_encrypt(struct crypto_aead *tfm, u8 *b_0, u8 *aad,
-			       u8 *data, size_t data_len, u8 *mic,
-			       size_t mic_len)
+static void aes_ccm_prepare(struct crypto_cipher *tfm, u8 *scratch, u8 *a)
+{
+	int i;
+	u8 *b_0, *aad, *b, *s_0;
+
+	b_0 = scratch + 3 * AES_BLOCK_SIZE;
+	aad = scratch + 4 * AES_BLOCK_SIZE;
+	b = scratch;
+	s_0 = scratch + AES_BLOCK_SIZE;
+
+	crypto_cipher_encrypt_one(tfm, b, b_0);
+
+	/* Extra Authenticate-only data (always two AES blocks) */
+	for (i = 0; i < AES_BLOCK_SIZE; i++)
+		aad[i] ^= b[i];
+	crypto_cipher_encrypt_one(tfm, b, aad);
+
+	aad += AES_BLOCK_SIZE;
+
+	for (i = 0; i < AES_BLOCK_SIZE; i++)
+		aad[i] ^= b[i];
+	crypto_cipher_encrypt_one(tfm, a, aad);
+
+	/* Mask out bits from auth-only-b_0 */
+	b_0[0] &= 0x07;
+
+	/* S_0 is used to encrypt T (= MIC) */
+	b_0[14] = 0;
+	b_0[15] = 0;
+	crypto_cipher_encrypt_one(tfm, s_0, b_0);
+}
+
+
+void ieee80211_aes_ccm_encrypt(struct crypto_cipher *tfm, u8 *scratch,
+			       u8 *data, size_t data_len,
+			       u8 *cdata, u8 *mic)
 {
-	struct scatterlist assoc, pt, ct[2];
+	int i, j, last_len, num_blocks;
+	u8 *pos, *cpos, *b, *s_0, *e, *b_0;
 
-	char aead_req_data[sizeof(struct aead_request) +
-			   crypto_aead_reqsize(tfm)]
-		__aligned(__alignof__(struct aead_request));
-	struct aead_request *aead_req = (void *) aead_req_data;
-
-	memset(aead_req, 0, sizeof(aead_req_data));
-
-	sg_init_one(&pt, data, data_len);
-	sg_init_one(&assoc, &aad[2], be16_to_cpup((__be16 *)aad));
-	sg_init_table(ct, 2);
-	sg_set_buf(&ct[0], data, data_len);
-	sg_set_buf(&ct[1], mic, mic_len);
-
-	aead_request_set_tfm(aead_req, tfm);
-	aead_request_set_assoc(aead_req, &assoc, assoc.length);
-	aead_request_set_crypt(aead_req, &pt, ct, data_len, b_0);
+	b = scratch;
+	s_0 = scratch + AES_BLOCK_SIZE;
+	e = scratch + 2 * AES_BLOCK_SIZE;
+	b_0 = scratch + 3 * AES_BLOCK_SIZE;
+
+	num_blocks = DIV_ROUND_UP(data_len, AES_BLOCK_SIZE);
+	last_len = data_len % AES_BLOCK_SIZE;
+	aes_ccm_prepare(tfm, scratch, b);
+
+	/* Process payload blocks */
+	pos = data;
+	cpos = cdata;
+	for (j = 1; j <= num_blocks; j++) {
+		int blen = (j == num_blocks && last_len) ?
+			last_len : AES_BLOCK_SIZE;
+
+		/* Authentication followed by encryption */
+		for (i = 0; i < blen; i++)
+			b[i] ^= pos[i];
+		crypto_cipher_encrypt_one(tfm, b, b);
+
+		b_0[14] = (j >> 8) & 0xff;
+		b_0[15] = j & 0xff;
+		crypto_cipher_encrypt_one(tfm, e, b_0);
+		for (i = 0; i < blen; i++)
+			*cpos++ = *pos++ ^ e[i];
+	}
 
-	crypto_aead_encrypt(aead_req);
+	for (i = 0; i < IEEE80211_CCMP_MIC_LEN; i++)
+		mic[i] = b[i] ^ s_0[i];
 }
 
-int ieee80211_aes_ccm_decrypt(struct crypto_aead *tfm, u8 *b_0, u8 *aad,
-			      u8 *data, size_t data_len, u8 *mic,
-			      size_t mic_len)
+
+int ieee80211_aes_ccm_decrypt(struct crypto_cipher *tfm, u8 *scratch,
+			      u8 *cdata, size_t data_len, u8 *mic, u8 *data)
 {
-	struct scatterlist assoc, pt, ct[2];
-	char aead_req_data[sizeof(struct aead_request) +
-			   crypto_aead_reqsize(tfm)]
-		__aligned(__alignof__(struct aead_request));
-	struct aead_request *aead_req = (void *) aead_req_data;
-
-	if (data_len == 0)
-		return -EINVAL;
-
-	memset(aead_req, 0, sizeof(aead_req_data));
-
-	sg_init_one(&pt, data, data_len);
-	sg_init_one(&assoc, &aad[2], be16_to_cpup((__be16 *)aad));
-	sg_init_table(ct, 2);
-	sg_set_buf(&ct[0], data, data_len);
-	sg_set_buf(&ct[1], mic, mic_len);
-
-	aead_request_set_tfm(aead_req, tfm);
-	aead_request_set_assoc(aead_req, &assoc, assoc.length);
-	aead_request_set_crypt(aead_req, ct, &pt, data_len + mic_len, b_0);
+	int i, j, last_len, num_blocks;
+	u8 *pos, *cpos, *b, *s_0, *a, *b_0;
+
+	b = scratch;
+	s_0 = scratch + AES_BLOCK_SIZE;
+	a = scratch + 2 * AES_BLOCK_SIZE;
+	b_0 = scratch + 3 * AES_BLOCK_SIZE;
+
+	num_blocks = DIV_ROUND_UP(data_len, AES_BLOCK_SIZE);
+	last_len = data_len % AES_BLOCK_SIZE;
+	aes_ccm_prepare(tfm, scratch, a);
+
+	/* Process payload blocks */
+	cpos = cdata;
+	pos = data;
+	for (j = 1; j <= num_blocks; j++) {
+		int blen = (j == num_blocks && last_len) ?
+			last_len : AES_BLOCK_SIZE;
+
+		/* Decryption followed by authentication */
+		b_0[14] = (j >> 8) & 0xff;
+		b_0[15] = j & 0xff;
+		crypto_cipher_encrypt_one(tfm, b, b_0);
+		for (i = 0; i < blen; i++) {
+			*pos = *cpos++ ^ b[i];
+			a[i] ^= *pos++;
+		}
+		crypto_cipher_encrypt_one(tfm, a, a);
+	}
+
+	for (i = 0; i < IEEE80211_CCMP_MIC_LEN; i++) {
+		if ((mic[i] ^ s_0[i]) != a[i])
+			return -1;
+	}
 
-	return crypto_aead_decrypt(aead_req);
+	return 0;
 }
 
-struct crypto_aead *ieee80211_aes_key_setup_encrypt(const u8 key[],
-						    size_t key_len,
-						    size_t mic_len)
+
+struct crypto_cipher *ieee80211_aes_key_setup_encrypt(const u8 key[])
 {
-	struct crypto_aead *tfm;
-	int err;
+	struct crypto_cipher *tfm;
 
-	tfm = crypto_alloc_aead("ccm(aes)", 0, CRYPTO_ALG_ASYNC);
-	if (IS_ERR(tfm))
-		return tfm;
-
-	err = crypto_aead_setkey(tfm, key, key_len);
-	if (!err)
-		err = crypto_aead_setauthsize(tfm, mic_len);
-	if (!err)
-		return tfm;
+	tfm = crypto_alloc_cipher("aes", 0, CRYPTO_ALG_ASYNC);
+	if (!IS_ERR(tfm))
+		crypto_cipher_setkey(tfm, key, WLAN_KEY_LEN_CCMP);
 
-	crypto_free_aead(tfm);
-	return ERR_PTR(err);
+	return tfm;
 }
 
-void ieee80211_aes_key_free(struct crypto_aead *tfm)
+
+void ieee80211_aes_key_free(struct crypto_cipher *tfm)
 {
-	crypto_free_aead(tfm);
+	crypto_free_cipher(tfm);
 }
--- a/net/mac80211/aes_ccm.h
+++ b/net/mac80211/aes_ccm.h
@@ -12,15 +12,13 @@
 
 #include <linux/crypto.h>
 
-struct crypto_aead *ieee80211_aes_key_setup_encrypt(const u8 key[],
-						    size_t key_len,
-						    size_t mic_len);
-void ieee80211_aes_ccm_encrypt(struct crypto_aead *tfm, u8 *b_0, u8 *aad,
-			       u8 *data, size_t data_len, u8 *mic,
-			       size_t mic_len);
-int ieee80211_aes_ccm_decrypt(struct crypto_aead *tfm, u8 *b_0, u8 *aad,
-			      u8 *data, size_t data_len, u8 *mic,
-			      size_t mic_len);
-void ieee80211_aes_key_free(struct crypto_aead *tfm);
+struct crypto_cipher *ieee80211_aes_key_setup_encrypt(const u8 key[]);
+void ieee80211_aes_ccm_encrypt(struct crypto_cipher *tfm, u8 *scratch,
+			       u8 *data, size_t data_len,
+			       u8 *cdata, u8 *mic);
+int ieee80211_aes_ccm_decrypt(struct crypto_cipher *tfm, u8 *scratch,
+			      u8 *cdata, size_t data_len,
+			      u8 *mic, u8 *data);
+void ieee80211_aes_key_free(struct crypto_cipher *tfm);
 
 #endif /* AES_CCM_H */
--- a/net/mac80211/aes_cmac.c
+++ b/net/mac80211/aes_cmac.c
@@ -18,8 +18,8 @@
 #include "key.h"
 #include "aes_cmac.h"
 
+#define AES_CMAC_KEY_LEN 16
 #define CMAC_TLEN 8 /* CMAC TLen = 64 bits (8 octets) */
-#define CMAC_TLEN_256 16 /* CMAC TLen = 128 bits (16 octets) */
 #define AAD_LEN 20
 
 
@@ -35,9 +35,9 @@ static void gf_mulx(u8 *pad)
 		pad[AES_BLOCK_SIZE - 1] ^= 0x87;
 }
 
-static void aes_cmac_vector(struct crypto_cipher *tfm, size_t num_elem,
-			    const u8 *addr[], const size_t *len, u8 *mac,
-			    size_t mac_len)
+
+static void aes_128_cmac_vector(struct crypto_cipher *tfm, size_t num_elem,
+				const u8 *addr[], const size_t *len, u8 *mac)
 {
 	u8 cbc[AES_BLOCK_SIZE], pad[AES_BLOCK_SIZE];
 	const u8 *pos, *end;
@@ -88,7 +88,7 @@ static void aes_cmac_vector(struct crypt
 	for (i = 0; i < AES_BLOCK_SIZE; i++)
 		pad[i] ^= cbc[i];
 	crypto_cipher_encrypt_one(tfm, pad, pad);
-	memcpy(mac, pad, mac_len);
+	memcpy(mac, pad, CMAC_TLEN);
 }
 
 
@@ -107,35 +107,17 @@ void ieee80211_aes_cmac(struct crypto_ci
 	addr[2] = zero;
 	len[2] = CMAC_TLEN;
 
-	aes_cmac_vector(tfm, 3, addr, len, mic, CMAC_TLEN);
+	aes_128_cmac_vector(tfm, 3, addr, len, mic);
 }
 
-void ieee80211_aes_cmac_256(struct crypto_cipher *tfm, const u8 *aad,
-			    const u8 *data, size_t data_len, u8 *mic)
-{
-	const u8 *addr[3];
-	size_t len[3];
-	u8 zero[CMAC_TLEN_256];
-
-	memset(zero, 0, CMAC_TLEN_256);
-	addr[0] = aad;
-	len[0] = AAD_LEN;
-	addr[1] = data;
-	len[1] = data_len - CMAC_TLEN_256;
-	addr[2] = zero;
-	len[2] = CMAC_TLEN_256;
-
-	aes_cmac_vector(tfm, 3, addr, len, mic, CMAC_TLEN_256);
-}
 
-struct crypto_cipher *ieee80211_aes_cmac_key_setup(const u8 key[],
-						   size_t key_len)
+struct crypto_cipher * ieee80211_aes_cmac_key_setup(const u8 key[])
 {
 	struct crypto_cipher *tfm;
 
 	tfm = crypto_alloc_cipher("aes", 0, CRYPTO_ALG_ASYNC);
 	if (!IS_ERR(tfm))
-		crypto_cipher_setkey(tfm, key, key_len);
+		crypto_cipher_setkey(tfm, key, AES_CMAC_KEY_LEN);
 
 	return tfm;
 }
--- a/net/mac80211/aes_cmac.h
+++ b/net/mac80211/aes_cmac.h
@@ -11,12 +11,9 @@
 
 #include <linux/crypto.h>
 
-struct crypto_cipher *ieee80211_aes_cmac_key_setup(const u8 key[],
-						   size_t key_len);
+struct crypto_cipher * ieee80211_aes_cmac_key_setup(const u8 key[]);
 void ieee80211_aes_cmac(struct crypto_cipher *tfm, const u8 *aad,
 			const u8 *data, size_t data_len, u8 *mic);
-void ieee80211_aes_cmac_256(struct crypto_cipher *tfm, const u8 *aad,
-			    const u8 *data, size_t data_len, u8 *mic);
 void ieee80211_aes_cmac_key_free(struct crypto_cipher *tfm);
 
 #endif /* AES_CMAC_H */
--- a/net/mac80211/aes_gcm.c
+++ /dev/null
@@ -1,95 +0,0 @@
-/*
- * Copyright 2014-2015, Qualcomm Atheros, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/crypto.h>
-#include <linux/err.h>
-#include <crypto/aes.h>
-
-#include <net/mac80211.h>
-#include "key.h"
-#include "aes_gcm.h"
-
-void ieee80211_aes_gcm_encrypt(struct crypto_aead *tfm, u8 *j_0, u8 *aad,
-			       u8 *data, size_t data_len, u8 *mic)
-{
-	struct scatterlist assoc, pt, ct[2];
-
-	char aead_req_data[sizeof(struct aead_request) +
-			   crypto_aead_reqsize(tfm)]
-		__aligned(__alignof__(struct aead_request));
-	struct aead_request *aead_req = (void *)aead_req_data;
-
-	memset(aead_req, 0, sizeof(aead_req_data));
-
-	sg_init_one(&pt, data, data_len);
-	sg_init_one(&assoc, &aad[2], be16_to_cpup((__be16 *)aad));
-	sg_init_table(ct, 2);
-	sg_set_buf(&ct[0], data, data_len);
-	sg_set_buf(&ct[1], mic, IEEE80211_GCMP_MIC_LEN);
-
-	aead_request_set_tfm(aead_req, tfm);
-	aead_request_set_assoc(aead_req, &assoc, assoc.length);
-	aead_request_set_crypt(aead_req, &pt, ct, data_len, j_0);
-
-	crypto_aead_encrypt(aead_req);
-}
-
-int ieee80211_aes_gcm_decrypt(struct crypto_aead *tfm, u8 *j_0, u8 *aad,
-			      u8 *data, size_t data_len, u8 *mic)
-{
-	struct scatterlist assoc, pt, ct[2];
-	char aead_req_data[sizeof(struct aead_request) +
-			   crypto_aead_reqsize(tfm)]
-		__aligned(__alignof__(struct aead_request));
-	struct aead_request *aead_req = (void *)aead_req_data;
-
-	if (data_len == 0)
-		return -EINVAL;
-
-	memset(aead_req, 0, sizeof(aead_req_data));
-
-	sg_init_one(&pt, data, data_len);
-	sg_init_one(&assoc, &aad[2], be16_to_cpup((__be16 *)aad));
-	sg_init_table(ct, 2);
-	sg_set_buf(&ct[0], data, data_len);
-	sg_set_buf(&ct[1], mic, IEEE80211_GCMP_MIC_LEN);
-
-	aead_request_set_tfm(aead_req, tfm);
-	aead_request_set_assoc(aead_req, &assoc, assoc.length);
-	aead_request_set_crypt(aead_req, ct, &pt,
-			       data_len + IEEE80211_GCMP_MIC_LEN, j_0);
-
-	return crypto_aead_decrypt(aead_req);
-}
-
-struct crypto_aead *ieee80211_aes_gcm_key_setup_encrypt(const u8 key[],
-							size_t key_len)
-{
-	struct crypto_aead *tfm;
-	int err;
-
-	tfm = crypto_alloc_aead("gcm(aes)", 0, CRYPTO_ALG_ASYNC);
-	if (IS_ERR(tfm))
-		return tfm;
-
-	err = crypto_aead_setkey(tfm, key, key_len);
-	if (!err)
-		err = crypto_aead_setauthsize(tfm, IEEE80211_GCMP_MIC_LEN);
-	if (!err)
-		return tfm;
-
-	crypto_free_aead(tfm);
-	return ERR_PTR(err);
-}
-
-void ieee80211_aes_gcm_key_free(struct crypto_aead *tfm)
-{
-	crypto_free_aead(tfm);
-}
--- a/net/mac80211/aes_gcm.h
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
- * Copyright 2014-2015, Qualcomm Atheros, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#ifndef AES_GCM_H
-#define AES_GCM_H
-
-#include <linux/crypto.h>
-
-void ieee80211_aes_gcm_encrypt(struct crypto_aead *tfm, u8 *j_0, u8 *aad,
-			       u8 *data, size_t data_len, u8 *mic);
-int ieee80211_aes_gcm_decrypt(struct crypto_aead *tfm, u8 *j_0, u8 *aad,
-			      u8 *data, size_t data_len, u8 *mic);
-struct crypto_aead *ieee80211_aes_gcm_key_setup_encrypt(const u8 key[],
-							size_t key_len);
-void ieee80211_aes_gcm_key_free(struct crypto_aead *tfm);
-
-#endif /* AES_GCM_H */
--- a/net/mac80211/aes_gmac.c
+++ /dev/null
@@ -1,84 +0,0 @@
-/*
- * AES-GMAC for IEEE 802.11 BIP-GMAC-128 and BIP-GMAC-256
- * Copyright 2015, Qualcomm Atheros, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/crypto.h>
-#include <linux/err.h>
-#include <crypto/aes.h>
-
-#include <net/mac80211.h>
-#include "key.h"
-#include "aes_gmac.h"
-
-#define GMAC_MIC_LEN 16
-#define GMAC_NONCE_LEN 12
-#define AAD_LEN 20
-
-int ieee80211_aes_gmac(struct crypto_aead *tfm, const u8 *aad, u8 *nonce,
-		       const u8 *data, size_t data_len, u8 *mic)
-{
-	struct scatterlist sg[3], ct[1];
-	char aead_req_data[sizeof(struct aead_request) +
-			   crypto_aead_reqsize(tfm)]
-		__aligned(__alignof__(struct aead_request));
-	struct aead_request *aead_req = (void *)aead_req_data;
-	u8 zero[GMAC_MIC_LEN], iv[AES_BLOCK_SIZE];
-
-	if (data_len < GMAC_MIC_LEN)
-		return -EINVAL;
-
-	memset(aead_req, 0, sizeof(aead_req_data));
-
-	memset(zero, 0, GMAC_MIC_LEN);
-	sg_init_table(sg, 3);
-	sg_set_buf(&sg[0], aad, AAD_LEN);
-	sg_set_buf(&sg[1], data, data_len - GMAC_MIC_LEN);
-	sg_set_buf(&sg[2], zero, GMAC_MIC_LEN);
-
-	memcpy(iv, nonce, GMAC_NONCE_LEN);
-	memset(iv + GMAC_NONCE_LEN, 0, sizeof(iv) - GMAC_NONCE_LEN);
-	iv[AES_BLOCK_SIZE - 1] = 0x01;
-
-	sg_init_table(ct, 1);
-	sg_set_buf(&ct[0], mic, GMAC_MIC_LEN);
-
-	aead_request_set_tfm(aead_req, tfm);
-	aead_request_set_assoc(aead_req, sg, AAD_LEN + data_len);
-	aead_request_set_crypt(aead_req, NULL, ct, 0, iv);
-
-	crypto_aead_encrypt(aead_req);
-
-	return 0;
-}
-
-struct crypto_aead *ieee80211_aes_gmac_key_setup(const u8 key[],
-						 size_t key_len)
-{
-	struct crypto_aead *tfm;
-	int err;
-
-	tfm = crypto_alloc_aead("gcm(aes)", 0, CRYPTO_ALG_ASYNC);
-	if (IS_ERR(tfm))
-		return tfm;
-
-	err = crypto_aead_setkey(tfm, key, key_len);
-	if (!err)
-		return tfm;
-	if (!err)
-		err = crypto_aead_setauthsize(tfm, GMAC_MIC_LEN);
-
-	crypto_free_aead(tfm);
-	return ERR_PTR(err);
-}
-
-void ieee80211_aes_gmac_key_free(struct crypto_aead *tfm)
-{
-	crypto_free_aead(tfm);
-}
--- a/net/mac80211/aes_gmac.h
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * Copyright 2015, Qualcomm Atheros, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#ifndef AES_GMAC_H
-#define AES_GMAC_H
-
-#include <linux/crypto.h>
-
-struct crypto_aead *ieee80211_aes_gmac_key_setup(const u8 key[],
-						 size_t key_len);
-int ieee80211_aes_gmac(struct crypto_aead *tfm, const u8 *aad, u8 *nonce,
-		       const u8 *data, size_t data_len, u8 *mic);
-void ieee80211_aes_gmac_key_free(struct crypto_aead *tfm);
-
-#endif /* AES_GMAC_H */
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -162,13 +162,8 @@ static int ieee80211_add_key(struct wiph
 			return -EINVAL;
 		break;
 	case WLAN_CIPHER_SUITE_CCMP:
-	case WLAN_CIPHER_SUITE_CCMP_256:
 	case WLAN_CIPHER_SUITE_AES_CMAC:
-	case WLAN_CIPHER_SUITE_BIP_CMAC_256:
-	case WLAN_CIPHER_SUITE_BIP_GMAC_128:
-	case WLAN_CIPHER_SUITE_BIP_GMAC_256:
 	case WLAN_CIPHER_SUITE_GCMP:
-	case WLAN_CIPHER_SUITE_GCMP_256:
 		break;
 	default:
 		cs = ieee80211_cs_get(local, params->cipher, sdata->vif.type);
@@ -353,7 +348,6 @@ static int ieee80211_get_key(struct wiph
 		params.seq_len = 6;
 		break;
 	case WLAN_CIPHER_SUITE_CCMP:
-	case WLAN_CIPHER_SUITE_CCMP_256:
 		pn64 = atomic64_read(&key->u.ccmp.tx_pn);
 		seq[0] = pn64;
 		seq[1] = pn64 >> 8;
@@ -365,35 +359,10 @@ static int ieee80211_get_key(struct wiph
 		params.seq_len = 6;
 		break;
 	case WLAN_CIPHER_SUITE_AES_CMAC:
-	case WLAN_CIPHER_SUITE_BIP_CMAC_256:
 		pn64 = atomic64_read(&key->u.aes_cmac.tx_pn);
 		seq[0] = pn64;
 		seq[1] = pn64 >> 8;
 		seq[2] = pn64 >> 16;
-		seq[3] = pn64 >> 24;
-		seq[4] = pn64 >> 32;
-		seq[5] = pn64 >> 40;
-		params.seq = seq;
-		params.seq_len = 6;
-		break;
-	case WLAN_CIPHER_SUITE_BIP_GMAC_128:
-	case WLAN_CIPHER_SUITE_BIP_GMAC_256:
-		pn64 = atomic64_read(&key->u.aes_gmac.tx_pn);
-		seq[0] = pn64;
-		seq[1] = pn64 >> 8;
-		seq[2] = pn64 >> 16;
-		seq[3] = pn64 >> 24;
-		seq[4] = pn64 >> 32;
-		seq[5] = pn64 >> 40;
-		params.seq = seq;
-		params.seq_len = 6;
-		break;
-	case WLAN_CIPHER_SUITE_GCMP:
-	case WLAN_CIPHER_SUITE_GCMP_256:
-		pn64 = atomic64_read(&key->u.gcmp.tx_pn);
-		seq[0] = pn64;
-		seq[1] = pn64 >> 8;
-		seq[2] = pn64 >> 16;
 		seq[3] = pn64 >> 24;
 		seq[4] = pn64 >> 32;
 		seq[5] = pn64 >> 40;
--- a/net/mac80211/debugfs_key.c
+++ b/net/mac80211/debugfs_key.c
@@ -94,33 +94,17 @@ static ssize_t key_tx_spec_read(struct f
 				key->u.tkip.tx.iv16);
 		break;
 	case WLAN_CIPHER_SUITE_CCMP:
-	case WLAN_CIPHER_SUITE_CCMP_256:
 		pn = atomic64_read(&key->u.ccmp.tx_pn);
 		len = scnprintf(buf, sizeof(buf), "%02x%02x%02x%02x%02x%02x\n",
 				(u8)(pn >> 40), (u8)(pn >> 32), (u8)(pn >> 24),
 				(u8)(pn >> 16), (u8)(pn >> 8), (u8)pn);
 		break;
 	case WLAN_CIPHER_SUITE_AES_CMAC:
-	case WLAN_CIPHER_SUITE_BIP_CMAC_256:
 		pn = atomic64_read(&key->u.aes_cmac.tx_pn);
 		len = scnprintf(buf, sizeof(buf), "%02x%02x%02x%02x%02x%02x\n",
 				(u8)(pn >> 40), (u8)(pn >> 32), (u8)(pn >> 24),
 				(u8)(pn >> 16), (u8)(pn >> 8), (u8)pn);
 		break;
-	case WLAN_CIPHER_SUITE_BIP_GMAC_128:
-	case WLAN_CIPHER_SUITE_BIP_GMAC_256:
-		pn = atomic64_read(&key->u.aes_gmac.tx_pn);
-		len = scnprintf(buf, sizeof(buf), "%02x%02x%02x%02x%02x%02x\n",
-				(u8)(pn >> 40), (u8)(pn >> 32), (u8)(pn >> 24),
-				(u8)(pn >> 16), (u8)(pn >> 8), (u8)pn);
-		break;
-	case WLAN_CIPHER_SUITE_GCMP:
-	case WLAN_CIPHER_SUITE_GCMP_256:
-		pn = atomic64_read(&key->u.gcmp.tx_pn);
-		len = scnprintf(buf, sizeof(buf), "%02x%02x%02x%02x%02x%02x\n",
-				(u8)(pn >> 40), (u8)(pn >> 32), (u8)(pn >> 24),
-				(u8)(pn >> 16), (u8)(pn >> 8), (u8)pn);
-		break;
 	default:
 		return 0;
 	}
@@ -150,7 +134,6 @@ static ssize_t key_rx_spec_read(struct f
 		len = p - buf;
 		break;
 	case WLAN_CIPHER_SUITE_CCMP:
-	case WLAN_CIPHER_SUITE_CCMP_256:
 		for (i = 0; i < IEEE80211_NUM_TIDS + 1; i++) {
 			rpn = key->u.ccmp.rx_pn[i];
 			p += scnprintf(p, sizeof(buf)+buf-p,
@@ -161,7 +144,6 @@ static ssize_t key_rx_spec_read(struct f
 		len = p - buf;
 		break;
 	case WLAN_CIPHER_SUITE_AES_CMAC:
-	case WLAN_CIPHER_SUITE_BIP_CMAC_256:
 		rpn = key->u.aes_cmac.rx_pn;
 		p += scnprintf(p, sizeof(buf)+buf-p,
 			       "%02x%02x%02x%02x%02x%02x\n",
@@ -169,26 +151,6 @@ static ssize_t key_rx_spec_read(struct f
 			       rpn[3], rpn[4], rpn[5]);
 		len = p - buf;
 		break;
-	case WLAN_CIPHER_SUITE_BIP_GMAC_128:
-	case WLAN_CIPHER_SUITE_BIP_GMAC_256:
-		rpn = key->u.aes_gmac.rx_pn;
-		p += scnprintf(p, sizeof(buf)+buf-p,
-			       "%02x%02x%02x%02x%02x%02x\n",
-			       rpn[0], rpn[1], rpn[2],
-			       rpn[3], rpn[4], rpn[5]);
-		len = p - buf;
-		break;
-	case WLAN_CIPHER_SUITE_GCMP:
-	case WLAN_CIPHER_SUITE_GCMP_256:
-		for (i = 0; i < IEEE80211_NUM_TIDS + 1; i++) {
-			rpn = key->u.gcmp.rx_pn[i];
-			p += scnprintf(p, sizeof(buf)+buf-p,
-				       "%02x%02x%02x%02x%02x%02x\n",
-				       rpn[0], rpn[1], rpn[2],
-				       rpn[3], rpn[4], rpn[5]);
-		}
-		len = p - buf;
-		break;
 	default:
 		return 0;
 	}
@@ -205,23 +167,12 @@ static ssize_t key_replays_read(struct f
 
 	switch (key->conf.cipher) {
 	case WLAN_CIPHER_SUITE_CCMP:
-	case WLAN_CIPHER_SUITE_CCMP_256:
 		len = scnprintf(buf, sizeof(buf), "%u\n", key->u.ccmp.replays);
 		break;
 	case WLAN_CIPHER_SUITE_AES_CMAC:
-	case WLAN_CIPHER_SUITE_BIP_CMAC_256:
 		len = scnprintf(buf, sizeof(buf), "%u\n",
 				key->u.aes_cmac.replays);
 		break;
-	case WLAN_CIPHER_SUITE_BIP_GMAC_128:
-	case WLAN_CIPHER_SUITE_BIP_GMAC_256:
-		len = scnprintf(buf, sizeof(buf), "%u\n",
-				key->u.aes_gmac.replays);
-		break;
-	case WLAN_CIPHER_SUITE_GCMP:
-	case WLAN_CIPHER_SUITE_GCMP_256:
-		len = scnprintf(buf, sizeof(buf), "%u\n", key->u.gcmp.replays);
-		break;
 	default:
 		return 0;
 	}
@@ -238,15 +189,9 @@ static ssize_t key_icverrors_read(struct
 
 	switch (key->conf.cipher) {
 	case WLAN_CIPHER_SUITE_AES_CMAC:
-	case WLAN_CIPHER_SUITE_BIP_CMAC_256:
 		len = scnprintf(buf, sizeof(buf), "%u\n",
 				key->u.aes_cmac.icverrors);
 		break;
-	case WLAN_CIPHER_SUITE_BIP_GMAC_128:
-	case WLAN_CIPHER_SUITE_BIP_GMAC_256:
-		len = scnprintf(buf, sizeof(buf), "%u\n",
-				key->u.aes_gmac.icverrors);
-		break;
 	default:
 		return 0;
 	}
--- a/net/mac80211/key.c
+++ b/net/mac80211/key.c
@@ -24,8 +24,6 @@
 #include "debugfs_key.h"
 #include "aes_ccm.h"
 #include "aes_cmac.h"
-#include "aes_gmac.h"
-#include "aes_gcm.h"
 
 
 /**
@@ -164,13 +162,7 @@ static int ieee80211_key_enable_hw_accel
 	case WLAN_CIPHER_SUITE_WEP104:
 	case WLAN_CIPHER_SUITE_TKIP:
 	case WLAN_CIPHER_SUITE_CCMP:
-	case WLAN_CIPHER_SUITE_CCMP_256:
 	case WLAN_CIPHER_SUITE_AES_CMAC:
-	case WLAN_CIPHER_SUITE_BIP_CMAC_256:
-	case WLAN_CIPHER_SUITE_BIP_GMAC_128:
-	case WLAN_CIPHER_SUITE_BIP_GMAC_256:
-	case WLAN_CIPHER_SUITE_GCMP:
-	case WLAN_CIPHER_SUITE_GCMP_256:
 		/* all of these we can do in software - if driver can */
 		if (ret == 1)
 			return 0;
@@ -394,26 +386,7 @@ ieee80211_key_alloc(u32 cipher, int idx,
 		 * Initialize AES key state here as an optimization so that
 		 * it does not need to be initialized for every packet.
 		 */
-		key->u.ccmp.tfm = ieee80211_aes_key_setup_encrypt(
-			key_data, key_len, IEEE80211_CCMP_MIC_LEN);
-		if (IS_ERR(key->u.ccmp.tfm)) {
-			err = PTR_ERR(key->u.ccmp.tfm);
-			kfree(key);
-			return ERR_PTR(err);
-		}
-		break;
-	case WLAN_CIPHER_SUITE_CCMP_256:
-		key->conf.iv_len = IEEE80211_CCMP_256_HDR_LEN;
-		key->conf.icv_len = IEEE80211_CCMP_256_MIC_LEN;
-		for (i = 0; seq && i < IEEE80211_NUM_TIDS + 1; i++)
-			for (j = 0; j < IEEE80211_CCMP_256_PN_LEN; j++)
-				key->u.ccmp.rx_pn[i][j] =
-					seq[IEEE80211_CCMP_256_PN_LEN - j - 1];
-		/* Initialize AES key state here as an optimization so that
-		 * it does not need to be initialized for every packet.
-		 */
-		key->u.ccmp.tfm = ieee80211_aes_key_setup_encrypt(
-			key_data, key_len, IEEE80211_CCMP_256_MIC_LEN);
+		key->u.ccmp.tfm = ieee80211_aes_key_setup_encrypt(key_data);
 		if (IS_ERR(key->u.ccmp.tfm)) {
 			err = PTR_ERR(key->u.ccmp.tfm);
 			kfree(key);
@@ -421,12 +394,8 @@ ieee80211_key_alloc(u32 cipher, int idx,
 		}
 		break;
 	case WLAN_CIPHER_SUITE_AES_CMAC:
-	case WLAN_CIPHER_SUITE_BIP_CMAC_256:
 		key->conf.iv_len = 0;
-		if (cipher == WLAN_CIPHER_SUITE_AES_CMAC)
-			key->conf.icv_len = sizeof(struct ieee80211_mmie);
-		else
-			key->conf.icv_len = sizeof(struct ieee80211_mmie_16);
+		key->conf.icv_len = sizeof(struct ieee80211_mmie);
 		if (seq)
 			for (j = 0; j < IEEE80211_CMAC_PN_LEN; j++)
 				key->u.aes_cmac.rx_pn[j] =
@@ -436,51 +405,13 @@ ieee80211_key_alloc(u32 cipher, int idx,
 		 * it does not need to be initialized for every packet.
 		 */
 		key->u.aes_cmac.tfm =
-			ieee80211_aes_cmac_key_setup(key_data, key_len);
+			ieee80211_aes_cmac_key_setup(key_data);
 		if (IS_ERR(key->u.aes_cmac.tfm)) {
 			err = PTR_ERR(key->u.aes_cmac.tfm);
 			kfree(key);
 			return ERR_PTR(err);
 		}
 		break;
-	case WLAN_CIPHER_SUITE_BIP_GMAC_128:
-	case WLAN_CIPHER_SUITE_BIP_GMAC_256:
-		key->conf.iv_len = 0;
-		key->conf.icv_len = sizeof(struct ieee80211_mmie_16);
-		if (seq)
-			for (j = 0; j < IEEE80211_GMAC_PN_LEN; j++)
-				key->u.aes_gmac.rx_pn[j] =
-					seq[IEEE80211_GMAC_PN_LEN - j - 1];
-		/* Initialize AES key state here as an optimization so that
-		 * it does not need to be initialized for every packet.
-		 */
-		key->u.aes_gmac.tfm =
-			ieee80211_aes_gmac_key_setup(key_data, key_len);
-		if (IS_ERR(key->u.aes_gmac.tfm)) {
-			err = PTR_ERR(key->u.aes_gmac.tfm);
-			kfree(key);
-			return ERR_PTR(err);
-		}
-		break;
-	case WLAN_CIPHER_SUITE_GCMP:
-	case WLAN_CIPHER_SUITE_GCMP_256:
-		key->conf.iv_len = IEEE80211_GCMP_HDR_LEN;
-		key->conf.icv_len = IEEE80211_GCMP_MIC_LEN;
-		for (i = 0; seq && i < IEEE80211_NUM_TIDS + 1; i++)
-			for (j = 0; j < IEEE80211_GCMP_PN_LEN; j++)
-				key->u.gcmp.rx_pn[i][j] =
-					seq[IEEE80211_GCMP_PN_LEN - j - 1];
-		/* Initialize AES key state here as an optimization so that
-		 * it does not need to be initialized for every packet.
-		 */
-		key->u.gcmp.tfm = ieee80211_aes_gcm_key_setup_encrypt(key_data,
-								      key_len);
-		if (IS_ERR(key->u.gcmp.tfm)) {
-			err = PTR_ERR(key->u.gcmp.tfm);
-			kfree(key);
-			return ERR_PTR(err);
-		}
-		break;
 	default:
 		if (cs) {
 			size_t len = (seq_len > MAX_PN_LEN) ?
@@ -502,24 +433,10 @@ ieee80211_key_alloc(u32 cipher, int idx,
 
 static void ieee80211_key_free_common(struct ieee80211_key *key)
 {
-	switch (key->conf.cipher) {
-	case WLAN_CIPHER_SUITE_CCMP:
-	case WLAN_CIPHER_SUITE_CCMP_256:
+	if (key->conf.cipher == WLAN_CIPHER_SUITE_CCMP)
 		ieee80211_aes_key_free(key->u.ccmp.tfm);
-		break;
-	case WLAN_CIPHER_SUITE_AES_CMAC:
-	case WLAN_CIPHER_SUITE_BIP_CMAC_256:
+	if (key->conf.cipher == WLAN_CIPHER_SUITE_AES_CMAC)
 		ieee80211_aes_cmac_key_free(key->u.aes_cmac.tfm);
-		break;
-	case WLAN_CIPHER_SUITE_BIP_GMAC_128:
-	case WLAN_CIPHER_SUITE_BIP_GMAC_256:
-		ieee80211_aes_gmac_key_free(key->u.aes_gmac.tfm);
-		break;
-	case WLAN_CIPHER_SUITE_GCMP:
-	case WLAN_CIPHER_SUITE_GCMP_256:
-		ieee80211_aes_gcm_key_free(key->u.gcmp.tfm);
-		break;
-	}
 	kzfree(key);
 }
 
@@ -826,7 +743,6 @@ void ieee80211_get_key_tx_seq(struct iee
 		seq->tkip.iv16 = key->u.tkip.tx.iv16;
 		break;
 	case WLAN_CIPHER_SUITE_CCMP:
-	case WLAN_CIPHER_SUITE_CCMP_256:
 		pn64 = atomic64_read(&key->u.ccmp.tx_pn);
 		seq->ccmp.pn[5] = pn64;
 		seq->ccmp.pn[4] = pn64 >> 8;
@@ -836,7 +752,6 @@ void ieee80211_get_key_tx_seq(struct iee
 		seq->ccmp.pn[0] = pn64 >> 40;
 		break;
 	case WLAN_CIPHER_SUITE_AES_CMAC:
-	case WLAN_CIPHER_SUITE_BIP_CMAC_256:
 		pn64 = atomic64_read(&key->u.aes_cmac.tx_pn);
 		seq->ccmp.pn[5] = pn64;
 		seq->ccmp.pn[4] = pn64 >> 8;
@@ -845,26 +760,6 @@ void ieee80211_get_key_tx_seq(struct iee
 		seq->ccmp.pn[1] = pn64 >> 32;
 		seq->ccmp.pn[0] = pn64 >> 40;
 		break;
-	case WLAN_CIPHER_SUITE_BIP_GMAC_128:
-	case WLAN_CIPHER_SUITE_BIP_GMAC_256:
-		pn64 = atomic64_read(&key->u.aes_gmac.tx_pn);
-		seq->ccmp.pn[5] = pn64;
-		seq->ccmp.pn[4] = pn64 >> 8;
-		seq->ccmp.pn[3] = pn64 >> 16;
-		seq->ccmp.pn[2] = pn64 >> 24;
-		seq->ccmp.pn[1] = pn64 >> 32;
-		seq->ccmp.pn[0] = pn64 >> 40;
-		break;
-	case WLAN_CIPHER_SUITE_GCMP:
-	case WLAN_CIPHER_SUITE_GCMP_256:
-		pn64 = atomic64_read(&key->u.gcmp.tx_pn);
-		seq->gcmp.pn[5] = pn64;
-		seq->gcmp.pn[4] = pn64 >> 8;
-		seq->gcmp.pn[3] = pn64 >> 16;
-		seq->gcmp.pn[2] = pn64 >> 24;
-		seq->gcmp.pn[1] = pn64 >> 32;
-		seq->gcmp.pn[0] = pn64 >> 40;
-		break;
 	default:
 		WARN_ON(1);
 	}
@@ -887,7 +782,6 @@ void ieee80211_get_key_rx_seq(struct iee
 		seq->tkip.iv16 = key->u.tkip.rx[tid].iv16;
 		break;
 	case WLAN_CIPHER_SUITE_CCMP:
-	case WLAN_CIPHER_SUITE_CCMP_256:
 		if (WARN_ON(tid < -1 || tid >= IEEE80211_NUM_TIDS))
 			return;
 		if (tid < 0)
@@ -897,29 +791,11 @@ void ieee80211_get_key_rx_seq(struct iee
 		memcpy(seq->ccmp.pn, pn, IEEE80211_CCMP_PN_LEN);
 		break;
 	case WLAN_CIPHER_SUITE_AES_CMAC:
-	case WLAN_CIPHER_SUITE_BIP_CMAC_256:
 		if (WARN_ON(tid != 0))
 			return;
 		pn = key->u.aes_cmac.rx_pn;
 		memcpy(seq->aes_cmac.pn, pn, IEEE80211_CMAC_PN_LEN);
 		break;
-	case WLAN_CIPHER_SUITE_BIP_GMAC_128:
-	case WLAN_CIPHER_SUITE_BIP_GMAC_256:
-		if (WARN_ON(tid != 0))
-			return;
-		pn = key->u.aes_gmac.rx_pn;
-		memcpy(seq->aes_gmac.pn, pn, IEEE80211_GMAC_PN_LEN);
-		break;
-	case WLAN_CIPHER_SUITE_GCMP:
-	case WLAN_CIPHER_SUITE_GCMP_256:
-		if (WARN_ON(tid < -1 || tid >= IEEE80211_NUM_TIDS))
-			return;
-		if (tid < 0)
-			pn = key->u.gcmp.rx_pn[IEEE80211_NUM_TIDS];
-		else
-			pn = key->u.gcmp.rx_pn[tid];
-		memcpy(seq->gcmp.pn, pn, IEEE80211_GCMP_PN_LEN);
-		break;
 	}
 }
 EXPORT_SYMBOL(ieee80211_get_key_rx_seq);
@@ -938,7 +814,6 @@ void ieee80211_set_key_tx_seq(struct iee
 		key->u.tkip.tx.iv16 = seq->tkip.iv16;
 		break;
 	case WLAN_CIPHER_SUITE_CCMP:
-	case WLAN_CIPHER_SUITE_CCMP_256:
 		pn64 = (u64)seq->ccmp.pn[5] |
 		       ((u64)seq->ccmp.pn[4] << 8) |
 		       ((u64)seq->ccmp.pn[3] << 16) |
@@ -948,7 +823,6 @@ void ieee80211_set_key_tx_seq(struct iee
 		atomic64_set(&key->u.ccmp.tx_pn, pn64);
 		break;
 	case WLAN_CIPHER_SUITE_AES_CMAC:
-	case WLAN_CIPHER_SUITE_BIP_CMAC_256:
 		pn64 = (u64)seq->aes_cmac.pn[5] |
 		       ((u64)seq->aes_cmac.pn[4] << 8) |
 		       ((u64)seq->aes_cmac.pn[3] << 16) |
@@ -957,26 +831,6 @@ void ieee80211_set_key_tx_seq(struct iee
 		       ((u64)seq->aes_cmac.pn[0] << 40);
 		atomic64_set(&key->u.aes_cmac.tx_pn, pn64);
 		break;
-	case WLAN_CIPHER_SUITE_BIP_GMAC_128:
-	case WLAN_CIPHER_SUITE_BIP_GMAC_256:
-		pn64 = (u64)seq->aes_gmac.pn[5] |
-		       ((u64)seq->aes_gmac.pn[4] << 8) |
-		       ((u64)seq->aes_gmac.pn[3] << 16) |
-		       ((u64)seq->aes_gmac.pn[2] << 24) |
-		       ((u64)seq->aes_gmac.pn[1] << 32) |
-		       ((u64)seq->aes_gmac.pn[0] << 40);
-		atomic64_set(&key->u.aes_gmac.tx_pn, pn64);
-		break;
-	case WLAN_CIPHER_SUITE_GCMP:
-	case WLAN_CIPHER_SUITE_GCMP_256:
-		pn64 = (u64)seq->gcmp.pn[5] |
-		       ((u64)seq->gcmp.pn[4] << 8) |
-		       ((u64)seq->gcmp.pn[3] << 16) |
-		       ((u64)seq->gcmp.pn[2] << 24) |
-		       ((u64)seq->gcmp.pn[1] << 32) |
-		       ((u64)seq->gcmp.pn[0] << 40);
-		atomic64_set(&key->u.gcmp.tx_pn, pn64);
-		break;
 	default:
 		WARN_ON(1);
 		break;
@@ -1000,7 +854,6 @@ void ieee80211_set_key_rx_seq(struct iee
 		key->u.tkip.rx[tid].iv16 = seq->tkip.iv16;
 		break;
 	case WLAN_CIPHER_SUITE_CCMP:
-	case WLAN_CIPHER_SUITE_CCMP_256:
 		if (WARN_ON(tid < -1 || tid >= IEEE80211_NUM_TIDS))
 			return;
 		if (tid < 0)
@@ -1010,29 +863,11 @@ void ieee80211_set_key_rx_seq(struct iee
 		memcpy(pn, seq->ccmp.pn, IEEE80211_CCMP_PN_LEN);
 		break;
 	case WLAN_CIPHER_SUITE_AES_CMAC:
-	case WLAN_CIPHER_SUITE_BIP_CMAC_256:
 		if (WARN_ON(tid != 0))
 			return;
 		pn = key->u.aes_cmac.rx_pn;
 		memcpy(pn, seq->aes_cmac.pn, IEEE80211_CMAC_PN_LEN);
 		break;
-	case WLAN_CIPHER_SUITE_BIP_GMAC_128:
-	case WLAN_CIPHER_SUITE_BIP_GMAC_256:
-		if (WARN_ON(tid != 0))
-			return;
-		pn = key->u.aes_gmac.rx_pn;
-		memcpy(pn, seq->aes_gmac.pn, IEEE80211_GMAC_PN_LEN);
-		break;
-	case WLAN_CIPHER_SUITE_GCMP:
-	case WLAN_CIPHER_SUITE_GCMP_256:
-		if (WARN_ON(tid < -1 || tid >= IEEE80211_NUM_TIDS))
-			return;
-		if (tid < 0)
-			pn = key->u.gcmp.rx_pn[IEEE80211_NUM_TIDS];
-		else
-			pn = key->u.gcmp.rx_pn[tid];
-		memcpy(pn, seq->gcmp.pn, IEEE80211_GCMP_PN_LEN);
-		break;
 	default:
 		WARN_ON(1);
 		break;
--- a/net/mac80211/key.h
+++ b/net/mac80211/key.h
@@ -84,7 +84,7 @@ struct ieee80211_key {
 			 * Management frames.
 			 */
 			u8 rx_pn[IEEE80211_NUM_TIDS + 1][IEEE80211_CCMP_PN_LEN];
-			struct crypto_aead *tfm;
+			struct crypto_cipher *tfm;
 			u32 replays; /* dot11RSNAStatsCCMPReplays */
 		} ccmp;
 		struct {
@@ -95,24 +95,6 @@ struct ieee80211_key {
 			u32 icverrors; /* dot11RSNAStatsCMACICVErrors */
 		} aes_cmac;
 		struct {
-			atomic64_t tx_pn;
-			u8 rx_pn[IEEE80211_GMAC_PN_LEN];
-			struct crypto_aead *tfm;
-			u32 replays; /* dot11RSNAStatsCMACReplays */
-			u32 icverrors; /* dot11RSNAStatsCMACICVErrors */
-		} aes_gmac;
-		struct {
-			atomic64_t tx_pn;
-			/* Last received packet number. The first
-			 * IEEE80211_NUM_TIDS counters are used with Data
-			 * frames and the last counter is used with Robust
-			 * Management frames.
-			 */
-			u8 rx_pn[IEEE80211_NUM_TIDS + 1][IEEE80211_GCMP_PN_LEN];
-			struct crypto_aead *tfm;
-			u32 replays; /* dot11RSNAStatsGCMPReplays */
-		} gcmp;
-		struct {
 			/* generic cipher scheme */
 			u8 rx_pn[IEEE80211_NUM_TIDS + 1][MAX_PN_LEN];
 		} gen;
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -666,15 +666,9 @@ static int ieee80211_init_cipher_suites(
 		WLAN_CIPHER_SUITE_WEP104,
 		WLAN_CIPHER_SUITE_TKIP,
 		WLAN_CIPHER_SUITE_CCMP,
-		WLAN_CIPHER_SUITE_CCMP_256,
-		WLAN_CIPHER_SUITE_GCMP,
-		WLAN_CIPHER_SUITE_GCMP_256,
 
 		/* keep last -- depends on hw flags! */
-		WLAN_CIPHER_SUITE_AES_CMAC,
-		WLAN_CIPHER_SUITE_BIP_CMAC_256,
-		WLAN_CIPHER_SUITE_BIP_GMAC_128,
-		WLAN_CIPHER_SUITE_BIP_GMAC_256,
+		WLAN_CIPHER_SUITE_AES_CMAC
 	};
 
 	if (local->hw.flags & IEEE80211_HW_SW_CRYPTO_CONTROL ||
@@ -713,7 +707,7 @@ static int ieee80211_init_cipher_suites(
 		local->hw.wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites);
 
 		if (!have_mfp)
-			local->hw.wiphy->n_cipher_suites -= 4;
+			local->hw.wiphy->n_cipher_suites--;
 
 		if (!have_wep) {
 			local->hw.wiphy->cipher_suites += 2;
@@ -730,42 +724,32 @@ static int ieee80211_init_cipher_suites(
 		/* Driver specifies cipher schemes only (but not cipher suites
 		 * including the schemes)
 		 *
-		 * We start counting ciphers defined by schemes, TKIP, CCMP,
-		 * CCMP-256, GCMP, and GCMP-256
+		 * We start counting ciphers defined by schemes, TKIP and CCMP
 		 */
-		n_suites = local->hw.n_cipher_schemes + 5;
+		n_suites = local->hw.n_cipher_schemes + 2;
 
 		/* check if we have WEP40 and WEP104 */
 		if (have_wep)
 			n_suites += 2;
 
-		/* check if we have AES_CMAC, BIP-CMAC-256, BIP-GMAC-128,
-		 * BIP-GMAC-256
-		 */
+		/* check if we have AES_CMAC */
 		if (have_mfp)
-			n_suites += 4;
+			n_suites++;
 
 		suites = kmalloc(sizeof(u32) * n_suites, GFP_KERNEL);
 		if (!suites)
 			return -ENOMEM;
 
 		suites[w++] = WLAN_CIPHER_SUITE_CCMP;
-		suites[w++] = WLAN_CIPHER_SUITE_CCMP_256;
 		suites[w++] = WLAN_CIPHER_SUITE_TKIP;
-		suites[w++] = WLAN_CIPHER_SUITE_GCMP;
-		suites[w++] = WLAN_CIPHER_SUITE_GCMP_256;
 
 		if (have_wep) {
 			suites[w++] = WLAN_CIPHER_SUITE_WEP40;
 			suites[w++] = WLAN_CIPHER_SUITE_WEP104;
 		}
 
-		if (have_mfp) {
+		if (have_mfp)
 			suites[w++] = WLAN_CIPHER_SUITE_AES_CMAC;
-			suites[w++] = WLAN_CIPHER_SUITE_BIP_CMAC_256;
-			suites[w++] = WLAN_CIPHER_SUITE_BIP_GMAC_128;
-			suites[w++] = WLAN_CIPHER_SUITE_BIP_GMAC_256;
-		}
 
 		for (r = 0; r < local->hw.n_cipher_schemes; r++)
 			suites[w++] = cs[r].cipher;
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -647,7 +647,6 @@ static int ieee80211_get_mmie_keyidx(str
 {
 	struct ieee80211_mgmt *hdr = (struct ieee80211_mgmt *) skb->data;
 	struct ieee80211_mmie *mmie;
-	struct ieee80211_mmie_16 *mmie16;
 
 	if (skb->len < 24 + sizeof(*mmie) || !is_multicast_ether_addr(hdr->da))
 		return -1;
@@ -657,18 +656,11 @@ static int ieee80211_get_mmie_keyidx(str
 
 	mmie = (struct ieee80211_mmie *)
 		(skb->data + skb->len - sizeof(*mmie));
-	if (mmie->element_id == WLAN_EID_MMIE &&
-	    mmie->length == sizeof(*mmie) - 2)
-		return le16_to_cpu(mmie->key_id);
-
-	mmie16 = (struct ieee80211_mmie_16 *)
-		(skb->data + skb->len - sizeof(*mmie16));
-	if (skb->len >= 24 + sizeof(*mmie16) &&
-	    mmie16->element_id == WLAN_EID_MMIE &&
-	    mmie16->length == sizeof(*mmie16) - 2)
-		return le16_to_cpu(mmie16->key_id);
+	if (mmie->element_id != WLAN_EID_MMIE ||
+	    mmie->length != sizeof(*mmie) - 2)
+		return -1;
 
-	return -1;
+	return le16_to_cpu(mmie->key_id);
 }
 
 static int iwl80211_get_cs_keyid(const struct ieee80211_cipher_scheme *cs,
@@ -1658,27 +1650,11 @@ ieee80211_rx_h_decrypt(struct ieee80211_
 		result = ieee80211_crypto_tkip_decrypt(rx);
 		break;
 	case WLAN_CIPHER_SUITE_CCMP:
-		result = ieee80211_crypto_ccmp_decrypt(
-			rx, IEEE80211_CCMP_MIC_LEN);
-		break;
-	case WLAN_CIPHER_SUITE_CCMP_256:
-		result = ieee80211_crypto_ccmp_decrypt(
-			rx, IEEE80211_CCMP_256_MIC_LEN);
+		result = ieee80211_crypto_ccmp_decrypt(rx);
 		break;
 	case WLAN_CIPHER_SUITE_AES_CMAC:
 		result = ieee80211_crypto_aes_cmac_decrypt(rx);
 		break;
-	case WLAN_CIPHER_SUITE_BIP_CMAC_256:
-		result = ieee80211_crypto_aes_cmac_256_decrypt(rx);
-		break;
-	case WLAN_CIPHER_SUITE_BIP_GMAC_128:
-	case WLAN_CIPHER_SUITE_BIP_GMAC_256:
-		result = ieee80211_crypto_aes_gmac_decrypt(rx);
-		break;
-	case WLAN_CIPHER_SUITE_GCMP:
-	case WLAN_CIPHER_SUITE_GCMP_256:
-		result = ieee80211_crypto_gcmp_decrypt(rx);
-		break;
 	default:
 		result = ieee80211_crypto_hw_decrypt(rx);
 	}
@@ -1805,9 +1781,7 @@ ieee80211_rx_h_defragment(struct ieee802
 		/* This is the first fragment of a new frame. */
 		entry = ieee80211_reassemble_add(rx->sdata, frag, seq,
 						 rx->seqno_idx, &(rx->skb));
-		if (rx->key &&
-		    (rx->key->conf.cipher == WLAN_CIPHER_SUITE_CCMP ||
-		     rx->key->conf.cipher == WLAN_CIPHER_SUITE_CCMP_256) &&
+		if (rx->key && rx->key->conf.cipher == WLAN_CIPHER_SUITE_CCMP &&
 		    ieee80211_has_protected(fc)) {
 			int queue = rx->security_idx;
 			/* Store CCMP PN so that we can verify that the next
@@ -1836,9 +1810,7 @@ ieee80211_rx_h_defragment(struct ieee802
 		int i;
 		u8 pn[IEEE80211_CCMP_PN_LEN], *rpn;
 		int queue;
-		if (!rx->key ||
-		    (rx->key->conf.cipher != WLAN_CIPHER_SUITE_CCMP &&
-		     rx->key->conf.cipher != WLAN_CIPHER_SUITE_CCMP_256))
+		if (!rx->key || rx->key->conf.cipher != WLAN_CIPHER_SUITE_CCMP)
 			return RX_DROP_UNUSABLE;
 		memcpy(pn, entry->last_pn, IEEE80211_CCMP_PN_LEN);
 		for (i = IEEE80211_CCMP_PN_LEN - 1; i >= 0; i--) {
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -626,9 +626,6 @@ ieee80211_tx_h_select_key(struct ieee802
 				tx->key = NULL;
 			break;
 		case WLAN_CIPHER_SUITE_CCMP:
-		case WLAN_CIPHER_SUITE_CCMP_256:
-		case WLAN_CIPHER_SUITE_GCMP:
-		case WLAN_CIPHER_SUITE_GCMP_256:
 			if (!ieee80211_is_data_present(hdr->frame_control) &&
 			    !ieee80211_use_mfp(hdr->frame_control, tx->sta,
 					       tx->skb))
@@ -639,9 +636,6 @@ ieee80211_tx_h_select_key(struct ieee802
 					ieee80211_is_mgmt(hdr->frame_control);
 			break;
 		case WLAN_CIPHER_SUITE_AES_CMAC:
-		case WLAN_CIPHER_SUITE_BIP_CMAC_256:
-		case WLAN_CIPHER_SUITE_BIP_GMAC_128:
-		case WLAN_CIPHER_SUITE_BIP_GMAC_256:
 			if (!ieee80211_is_mgmt(hdr->frame_control))
 				tx->key = NULL;
 			break;
@@ -1017,21 +1011,9 @@ ieee80211_tx_h_encrypt(struct ieee80211_
 	case WLAN_CIPHER_SUITE_TKIP:
 		return ieee80211_crypto_tkip_encrypt(tx);
 	case WLAN_CIPHER_SUITE_CCMP:
-		return ieee80211_crypto_ccmp_encrypt(
-			tx, IEEE80211_CCMP_MIC_LEN);
-	case WLAN_CIPHER_SUITE_CCMP_256:
-		return ieee80211_crypto_ccmp_encrypt(
-			tx, IEEE80211_CCMP_256_MIC_LEN);
+		return ieee80211_crypto_ccmp_encrypt(tx);
 	case WLAN_CIPHER_SUITE_AES_CMAC:
 		return ieee80211_crypto_aes_cmac_encrypt(tx);
-	case WLAN_CIPHER_SUITE_BIP_CMAC_256:
-		return ieee80211_crypto_aes_cmac_256_encrypt(tx);
-	case WLAN_CIPHER_SUITE_BIP_GMAC_128:
-	case WLAN_CIPHER_SUITE_BIP_GMAC_256:
-		return ieee80211_crypto_aes_gmac_encrypt(tx);
-	case WLAN_CIPHER_SUITE_GCMP:
-	case WLAN_CIPHER_SUITE_GCMP_256:
-		return ieee80211_crypto_gcmp_encrypt(tx);
 	default:
 		return ieee80211_crypto_hw_encrypt(tx);
 	}
--- a/net/mac80211/wpa.c
+++ b/net/mac80211/wpa.c
@@ -22,8 +22,6 @@
 #include "tkip.h"
 #include "aes_ccm.h"
 #include "aes_cmac.h"
-#include "aes_gmac.h"
-#include "aes_gcm.h"
 #include "wpa.h"
 
 ieee80211_tx_result
@@ -304,15 +302,22 @@ ieee80211_crypto_tkip_decrypt(struct iee
 }
 
 
-static void ccmp_special_blocks(struct sk_buff *skb, u8 *pn, u8 *b_0, u8 *aad)
+static void ccmp_special_blocks(struct sk_buff *skb, u8 *pn, u8 *scratch,
+				int encrypted)
 {
 	__le16 mask_fc;
 	int a4_included, mgmt;
 	u8 qos_tid;
-	u16 len_a;
+	u8 *b_0, *aad;
+	u16 data_len, len_a;
 	unsigned int hdrlen;
 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
 
+	memset(scratch, 0, 6 * AES_BLOCK_SIZE);
+
+	b_0 = scratch + 3 * AES_BLOCK_SIZE;
+	aad = scratch + 4 * AES_BLOCK_SIZE;
+
 	/*
 	 * Mask FC: zero subtype b4 b5 b6 (if not mgmt)
 	 * Retry, PwrMgt, MoreData; set Protected
@@ -334,21 +339,20 @@ static void ccmp_special_blocks(struct s
 	else
 		qos_tid = 0;
 
-	/* In CCM, the initial vectors (IV) used for CTR mode encryption and CBC
-	 * mode authentication are not allowed to collide, yet both are derived
-	 * from this vector b_0. We only set L := 1 here to indicate that the
-	 * data size can be represented in (L+1) bytes. The CCM layer will take
-	 * care of storing the data length in the top (L+1) bytes and setting
-	 * and clearing the other bits as is required to derive the two IVs.
-	 */
-	b_0[0] = 0x1;
+	data_len = skb->len - hdrlen - IEEE80211_CCMP_HDR_LEN;
+	if (encrypted)
+		data_len -= IEEE80211_CCMP_MIC_LEN;
 
+	/* First block, b_0 */
+	b_0[0] = 0x59; /* flags: Adata: 1, M: 011, L: 001 */
 	/* Nonce: Nonce Flags | A2 | PN
 	 * Nonce Flags: Priority (b0..b3) | Management (b4) | Reserved (b5..b7)
 	 */
 	b_0[1] = qos_tid | (mgmt << 4);
 	memcpy(&b_0[2], hdr->addr2, ETH_ALEN);
 	memcpy(&b_0[8], pn, IEEE80211_CCMP_PN_LEN);
+	/* l(m) */
+	put_unaligned_be16(data_len, &b_0[14]);
 
 	/* AAD (extra authenticate-only data) / masked 802.11 header
 	 * FC | A1 | A2 | A3 | SC | [A4] | [QC] */
@@ -395,8 +399,7 @@ static inline void ccmp_hdr2pn(u8 *pn, u
 }
 
 
-static int ccmp_encrypt_skb(struct ieee80211_tx_data *tx, struct sk_buff *skb,
-			    unsigned int mic_len)
+static int ccmp_encrypt_skb(struct ieee80211_tx_data *tx, struct sk_buff *skb)
 {
 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
 	struct ieee80211_key *key = tx->key;
@@ -405,8 +408,7 @@ static int ccmp_encrypt_skb(struct ieee8
 	u8 *pos;
 	u8 pn[6];
 	u64 pn64;
-	u8 aad[2 * AES_BLOCK_SIZE];
-	u8 b_0[AES_BLOCK_SIZE];
+	u8 scratch[6 * AES_BLOCK_SIZE];
 
 	if (info->control.hw_key &&
 	    !(info->control.hw_key->flags & IEEE80211_KEY_FLAG_GENERATE_IV) &&
@@ -427,7 +429,7 @@ static int ccmp_encrypt_skb(struct ieee8
 	if (info->control.hw_key)
 		tail = 0;
 	else
-		tail = mic_len;
+		tail = IEEE80211_CCMP_MIC_LEN;
 
 	if (WARN_ON(skb_tailroom(skb) < tail ||
 		    skb_headroom(skb) < IEEE80211_CCMP_HDR_LEN))
@@ -460,24 +462,23 @@ static int ccmp_encrypt_skb(struct ieee8
 		return 0;
 
 	pos += IEEE80211_CCMP_HDR_LEN;
-	ccmp_special_blocks(skb, pn, b_0, aad);
-	ieee80211_aes_ccm_encrypt(key->u.ccmp.tfm, b_0, aad, pos, len,
-				  skb_put(skb, mic_len), mic_len);
+	ccmp_special_blocks(skb, pn, scratch, 0);
+	ieee80211_aes_ccm_encrypt(key->u.ccmp.tfm, scratch, pos, len,
+				  pos, skb_put(skb, IEEE80211_CCMP_MIC_LEN));
 
 	return 0;
 }
 
 
 ieee80211_tx_result
-ieee80211_crypto_ccmp_encrypt(struct ieee80211_tx_data *tx,
-			      unsigned int mic_len)
+ieee80211_crypto_ccmp_encrypt(struct ieee80211_tx_data *tx)
 {
 	struct sk_buff *skb;
 
 	ieee80211_tx_set_protected(tx);
 
 	skb_queue_walk(&tx->skbs, skb) {
-		if (ccmp_encrypt_skb(tx, skb, mic_len) < 0)
+		if (ccmp_encrypt_skb(tx, skb) < 0)
 			return TX_DROP;
 	}
 
@@ -486,8 +487,7 @@ ieee80211_crypto_ccmp_encrypt(struct iee
 
 
 ieee80211_rx_result
-ieee80211_crypto_ccmp_decrypt(struct ieee80211_rx_data *rx,
-			      unsigned int mic_len)
+ieee80211_crypto_ccmp_decrypt(struct ieee80211_rx_data *rx)
 {
 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data;
 	int hdrlen;
@@ -504,7 +504,8 @@ ieee80211_crypto_ccmp_decrypt(struct iee
 	    !ieee80211_is_robust_mgmt_frame(skb))
 		return RX_CONTINUE;
 
-	data_len = skb->len - hdrlen - IEEE80211_CCMP_HDR_LEN - mic_len;
+	data_len = skb->len - hdrlen - IEEE80211_CCMP_HDR_LEN -
+		   IEEE80211_CCMP_MIC_LEN;
 	if (!rx->sta || data_len < 0)
 		return RX_DROP_UNUSABLE;
 
@@ -526,23 +527,23 @@ ieee80211_crypto_ccmp_decrypt(struct iee
 	}
 
 	if (!(status->flag & RX_FLAG_DECRYPTED)) {
-		u8 aad[2 * AES_BLOCK_SIZE];
-		u8 b_0[AES_BLOCK_SIZE];
+		u8 scratch[6 * AES_BLOCK_SIZE];
 		/* hardware didn't decrypt/verify MIC */
-		ccmp_special_blocks(skb, pn, b_0, aad);
+		ccmp_special_blocks(skb, pn, scratch, 1);
 
 		if (ieee80211_aes_ccm_decrypt(
-			    key->u.ccmp.tfm, b_0, aad,
+			    key->u.ccmp.tfm, scratch,
 			    skb->data + hdrlen + IEEE80211_CCMP_HDR_LEN,
 			    data_len,
-			    skb->data + skb->len - mic_len, mic_len))
+			    skb->data + skb->len - IEEE80211_CCMP_MIC_LEN,
+			    skb->data + hdrlen + IEEE80211_CCMP_HDR_LEN))
 			return RX_DROP_UNUSABLE;
 	}
 
 	memcpy(key->u.ccmp.rx_pn[queue], pn, IEEE80211_CCMP_PN_LEN);
 
 	/* Remove CCMP header and MIC */
-	if (pskb_trim(skb, skb->len - mic_len))
+	if (pskb_trim(skb, skb->len - IEEE80211_CCMP_MIC_LEN))
 		return RX_DROP_UNUSABLE;
 	memmove(skb->data + IEEE80211_CCMP_HDR_LEN, skb->data, hdrlen);
 	skb_pull(skb, IEEE80211_CCMP_HDR_LEN);
@@ -550,229 +551,6 @@ ieee80211_crypto_ccmp_decrypt(struct iee
 	return RX_CONTINUE;
 }
 
-static void gcmp_special_blocks(struct sk_buff *skb, u8 *pn, u8 *j_0, u8 *aad)
-{
-	__le16 mask_fc;
-	u8 qos_tid;
-	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
-
-	memcpy(j_0, hdr->addr2, ETH_ALEN);
-	memcpy(&j_0[ETH_ALEN], pn, IEEE80211_GCMP_PN_LEN);
-	j_0[13] = 0;
-	j_0[14] = 0;
-	j_0[AES_BLOCK_SIZE - 1] = 0x01;
-
-	/* AAD (extra authenticate-only data) / masked 802.11 header
-	 * FC | A1 | A2 | A3 | SC | [A4] | [QC]
-	 */
-	put_unaligned_be16(ieee80211_hdrlen(hdr->frame_control) - 2, &aad[0]);
-	/* Mask FC: zero subtype b4 b5 b6 (if not mgmt)
-	 * Retry, PwrMgt, MoreData; set Protected
-	 */
-	mask_fc = hdr->frame_control;
-	mask_fc &= ~cpu_to_le16(IEEE80211_FCTL_RETRY |
-				IEEE80211_FCTL_PM | IEEE80211_FCTL_MOREDATA);
-	if (!ieee80211_is_mgmt(hdr->frame_control))
-		mask_fc &= ~cpu_to_le16(0x0070);
-	mask_fc |= cpu_to_le16(IEEE80211_FCTL_PROTECTED);
-
-	put_unaligned(mask_fc, (__le16 *)&aad[2]);
-	memcpy(&aad[4], &hdr->addr1, 3 * ETH_ALEN);
-
-	/* Mask Seq#, leave Frag# */
-	aad[22] = *((u8 *)&hdr->seq_ctrl) & 0x0f;
-	aad[23] = 0;
-
-	if (ieee80211_is_data_qos(hdr->frame_control))
-		qos_tid = *ieee80211_get_qos_ctl(hdr) &
-			IEEE80211_QOS_CTL_TID_MASK;
-	else
-		qos_tid = 0;
-
-	if (ieee80211_has_a4(hdr->frame_control)) {
-		memcpy(&aad[24], hdr->addr4, ETH_ALEN);
-		aad[30] = qos_tid;
-		aad[31] = 0;
-	} else {
-		memset(&aad[24], 0, ETH_ALEN + IEEE80211_QOS_CTL_LEN);
-		aad[24] = qos_tid;
-	}
-}
-
-static inline void gcmp_pn2hdr(u8 *hdr, const u8 *pn, int key_id)
-{
-	hdr[0] = pn[5];
-	hdr[1] = pn[4];
-	hdr[2] = 0;
-	hdr[3] = 0x20 | (key_id << 6);
-	hdr[4] = pn[3];
-	hdr[5] = pn[2];
-	hdr[6] = pn[1];
-	hdr[7] = pn[0];
-}
-
-static inline void gcmp_hdr2pn(u8 *pn, const u8 *hdr)
-{
-	pn[0] = hdr[7];
-	pn[1] = hdr[6];
-	pn[2] = hdr[5];
-	pn[3] = hdr[4];
-	pn[4] = hdr[1];
-	pn[5] = hdr[0];
-}
-
-static int gcmp_encrypt_skb(struct ieee80211_tx_data *tx, struct sk_buff *skb)
-{
-	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
-	struct ieee80211_key *key = tx->key;
-	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
-	int hdrlen, len, tail;
-	u8 *pos;
-	u8 pn[6];
-	u64 pn64;
-	u8 aad[2 * AES_BLOCK_SIZE];
-	u8 j_0[AES_BLOCK_SIZE];
-
-	if (info->control.hw_key &&
-	    !(info->control.hw_key->flags & IEEE80211_KEY_FLAG_GENERATE_IV) &&
-	    !(info->control.hw_key->flags & IEEE80211_KEY_FLAG_PUT_IV_SPACE) &&
-	    !((info->control.hw_key->flags &
-	       IEEE80211_KEY_FLAG_GENERATE_IV_MGMT) &&
-	      ieee80211_is_mgmt(hdr->frame_control))) {
-		/* hwaccel has no need for preallocated room for GCMP
-		 * header or MIC fields
-		 */
-		return 0;
-	}
-
-	hdrlen = ieee80211_hdrlen(hdr->frame_control);
-	len = skb->len - hdrlen;
-
-	if (info->control.hw_key)
-		tail = 0;
-	else
-		tail = IEEE80211_GCMP_MIC_LEN;
-
-	if (WARN_ON(skb_tailroom(skb) < tail ||
-		    skb_headroom(skb) < IEEE80211_GCMP_HDR_LEN))
-		return -1;
-
-	pos = skb_push(skb, IEEE80211_GCMP_HDR_LEN);
-	memmove(pos, pos + IEEE80211_GCMP_HDR_LEN, hdrlen);
-	skb_set_network_header(skb, skb_network_offset(skb) +
-				    IEEE80211_GCMP_HDR_LEN);
-
-	/* the HW only needs room for the IV, but not the actual IV */
-	if (info->control.hw_key &&
-	    (info->control.hw_key->flags & IEEE80211_KEY_FLAG_PUT_IV_SPACE))
-		return 0;
-
-	hdr = (struct ieee80211_hdr *)pos;
-	pos += hdrlen;
-
-	pn64 = atomic64_inc_return(&key->u.gcmp.tx_pn);
-
-	pn[5] = pn64;
-	pn[4] = pn64 >> 8;
-	pn[3] = pn64 >> 16;
-	pn[2] = pn64 >> 24;
-	pn[1] = pn64 >> 32;
-	pn[0] = pn64 >> 40;
-
-	gcmp_pn2hdr(pos, pn, key->conf.keyidx);
-
-	/* hwaccel - with software GCMP header */
-	if (info->control.hw_key)
-		return 0;
-
-	pos += IEEE80211_GCMP_HDR_LEN;
-	gcmp_special_blocks(skb, pn, j_0, aad);
-	ieee80211_aes_gcm_encrypt(key->u.gcmp.tfm, j_0, aad, pos, len,
-				  skb_put(skb, IEEE80211_GCMP_MIC_LEN));
-
-	return 0;
-}
-
-ieee80211_tx_result
-ieee80211_crypto_gcmp_encrypt(struct ieee80211_tx_data *tx)
-{
-	struct sk_buff *skb;
-
-	ieee80211_tx_set_protected(tx);
-
-	skb_queue_walk(&tx->skbs, skb) {
-		if (gcmp_encrypt_skb(tx, skb) < 0)
-			return TX_DROP;
-	}
-
-	return TX_CONTINUE;
-}
-
-ieee80211_rx_result
-ieee80211_crypto_gcmp_decrypt(struct ieee80211_rx_data *rx)
-{
-	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data;
-	int hdrlen;
-	struct ieee80211_key *key = rx->key;
-	struct sk_buff *skb = rx->skb;
-	struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
-	u8 pn[IEEE80211_GCMP_PN_LEN];
-	int data_len;
-	int queue;
-
-	hdrlen = ieee80211_hdrlen(hdr->frame_control);
-
-	if (!ieee80211_is_data(hdr->frame_control) &&
-	    !ieee80211_is_robust_mgmt_frame(skb))
-		return RX_CONTINUE;
-
-	data_len = skb->len - hdrlen - IEEE80211_GCMP_HDR_LEN -
-		   IEEE80211_GCMP_MIC_LEN;
-	if (!rx->sta || data_len < 0)
-		return RX_DROP_UNUSABLE;
-
-	if (status->flag & RX_FLAG_DECRYPTED) {
-		if (!pskb_may_pull(rx->skb, hdrlen + IEEE80211_GCMP_HDR_LEN))
-			return RX_DROP_UNUSABLE;
-	} else {
-		if (skb_linearize(rx->skb))
-			return RX_DROP_UNUSABLE;
-	}
-
-	gcmp_hdr2pn(pn, skb->data + hdrlen);
-
-	queue = rx->security_idx;
-
-	if (memcmp(pn, key->u.gcmp.rx_pn[queue], IEEE80211_GCMP_PN_LEN) <= 0) {
-		key->u.gcmp.replays++;
-		return RX_DROP_UNUSABLE;
-	}
-
-	if (!(status->flag & RX_FLAG_DECRYPTED)) {
-		u8 aad[2 * AES_BLOCK_SIZE];
-		u8 j_0[AES_BLOCK_SIZE];
-		/* hardware didn't decrypt/verify MIC */
-		gcmp_special_blocks(skb, pn, j_0, aad);
-
-		if (ieee80211_aes_gcm_decrypt(
-			    key->u.gcmp.tfm, j_0, aad,
-			    skb->data + hdrlen + IEEE80211_GCMP_HDR_LEN,
-			    data_len,
-			    skb->data + skb->len - IEEE80211_GCMP_MIC_LEN))
-			return RX_DROP_UNUSABLE;
-	}
-
-	memcpy(key->u.gcmp.rx_pn[queue], pn, IEEE80211_GCMP_PN_LEN);
-
-	/* Remove GCMP header and MIC */
-	if (pskb_trim(skb, skb->len - IEEE80211_GCMP_MIC_LEN))
-		return RX_DROP_UNUSABLE;
-	memmove(skb->data + IEEE80211_GCMP_HDR_LEN, skb->data, hdrlen);
-	skb_pull(skb, IEEE80211_GCMP_HDR_LEN);
-
-	return RX_CONTINUE;
-}
-
 static ieee80211_tx_result
 ieee80211_crypto_cs_encrypt(struct ieee80211_tx_data *tx,
 			    struct sk_buff *skb)
@@ -956,48 +734,6 @@ ieee80211_crypto_aes_cmac_encrypt(struct
 	return TX_CONTINUE;
 }
 
-ieee80211_tx_result
-ieee80211_crypto_aes_cmac_256_encrypt(struct ieee80211_tx_data *tx)
-{
-	struct sk_buff *skb;
-	struct ieee80211_tx_info *info;
-	struct ieee80211_key *key = tx->key;
-	struct ieee80211_mmie_16 *mmie;
-	u8 aad[20];
-	u64 pn64;
-
-	if (WARN_ON(skb_queue_len(&tx->skbs) != 1))
-		return TX_DROP;
-
-	skb = skb_peek(&tx->skbs);
-
-	info = IEEE80211_SKB_CB(skb);
-
-	if (info->control.hw_key)
-		return TX_CONTINUE;
-
-	if (WARN_ON(skb_tailroom(skb) < sizeof(*mmie)))
-		return TX_DROP;
-
-	mmie = (struct ieee80211_mmie_16 *)skb_put(skb, sizeof(*mmie));
-	mmie->element_id = WLAN_EID_MMIE;
-	mmie->length = sizeof(*mmie) - 2;
-	mmie->key_id = cpu_to_le16(key->conf.keyidx);
-
-	/* PN = PN + 1 */
-	pn64 = atomic64_inc_return(&key->u.aes_cmac.tx_pn);
-
-	bip_ipn_set64(mmie->sequence_number, pn64);
-
-	bip_aad(skb, aad);
-
-	/* MIC = AES-256-CMAC(IGTK, AAD || Management Frame Body || MMIE, 128)
-	 */
-	ieee80211_aes_cmac_256(key->u.aes_cmac.tfm, aad,
-			       skb->data + 24, skb->len - 24, mmie->mic);
-
-	return TX_CONTINUE;
-}
 
 ieee80211_rx_result
 ieee80211_crypto_aes_cmac_decrypt(struct ieee80211_rx_data *rx)
@@ -1045,160 +781,6 @@ ieee80211_crypto_aes_cmac_decrypt(struct
 
 	/* Remove MMIE */
 	skb_trim(skb, skb->len - sizeof(*mmie));
-
-	return RX_CONTINUE;
-}
-
-ieee80211_rx_result
-ieee80211_crypto_aes_cmac_256_decrypt(struct ieee80211_rx_data *rx)
-{
-	struct sk_buff *skb = rx->skb;
-	struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
-	struct ieee80211_key *key = rx->key;
-	struct ieee80211_mmie_16 *mmie;
-	u8 aad[20], mic[16], ipn[6];
-	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
-
-	if (!ieee80211_is_mgmt(hdr->frame_control))
-		return RX_CONTINUE;
-
-	/* management frames are already linear */
-
-	if (skb->len < 24 + sizeof(*mmie))
-		return RX_DROP_UNUSABLE;
-
-	mmie = (struct ieee80211_mmie_16 *)
-		(skb->data + skb->len - sizeof(*mmie));
-	if (mmie->element_id != WLAN_EID_MMIE ||
-	    mmie->length != sizeof(*mmie) - 2)
-		return RX_DROP_UNUSABLE; /* Invalid MMIE */
-
-	bip_ipn_swap(ipn, mmie->sequence_number);
-
-	if (memcmp(ipn, key->u.aes_cmac.rx_pn, 6) <= 0) {
-		key->u.aes_cmac.replays++;
-		return RX_DROP_UNUSABLE;
-	}
-
-	if (!(status->flag & RX_FLAG_DECRYPTED)) {
-		/* hardware didn't decrypt/verify MIC */
-		bip_aad(skb, aad);
-		ieee80211_aes_cmac_256(key->u.aes_cmac.tfm, aad,
-				       skb->data + 24, skb->len - 24, mic);
-		if (memcmp(mic, mmie->mic, sizeof(mmie->mic)) != 0) {
-			key->u.aes_cmac.icverrors++;
-			return RX_DROP_UNUSABLE;
-		}
-	}
-
-	memcpy(key->u.aes_cmac.rx_pn, ipn, 6);
-
-	/* Remove MMIE */
-	skb_trim(skb, skb->len - sizeof(*mmie));
-
-	return RX_CONTINUE;
-}
-
-ieee80211_tx_result
-ieee80211_crypto_aes_gmac_encrypt(struct ieee80211_tx_data *tx)
-{
-	struct sk_buff *skb;
-	struct ieee80211_tx_info *info;
-	struct ieee80211_key *key = tx->key;
-	struct ieee80211_mmie_16 *mmie;
-	struct ieee80211_hdr *hdr;
-	u8 aad[20];
-	u64 pn64;
-	u8 nonce[12];
-
-	if (WARN_ON(skb_queue_len(&tx->skbs) != 1))
-		return TX_DROP;
-
-	skb = skb_peek(&tx->skbs);
-
-	info = IEEE80211_SKB_CB(skb);
-
-	if (info->control.hw_key)
-		return TX_CONTINUE;
-
-	if (WARN_ON(skb_tailroom(skb) < sizeof(*mmie)))
-		return TX_DROP;
-
-	mmie = (struct ieee80211_mmie_16 *)skb_put(skb, sizeof(*mmie));
-	mmie->element_id = WLAN_EID_MMIE;
-	mmie->length = sizeof(*mmie) - 2;
-	mmie->key_id = cpu_to_le16(key->conf.keyidx);
-
-	/* PN = PN + 1 */
-	pn64 = atomic64_inc_return(&key->u.aes_gmac.tx_pn);
-
-	bip_ipn_set64(mmie->sequence_number, pn64);
-
-	bip_aad(skb, aad);
-
-	hdr = (struct ieee80211_hdr *)skb->data;
-	memcpy(nonce, hdr->addr2, ETH_ALEN);
-	bip_ipn_swap(nonce + ETH_ALEN, mmie->sequence_number);
-
-	/* MIC = AES-GMAC(IGTK, AAD || Management Frame Body || MMIE, 128) */
-	if (ieee80211_aes_gmac(key->u.aes_gmac.tfm, aad, nonce,
-			       skb->data + 24, skb->len - 24, mmie->mic) < 0)
-		return TX_DROP;
-
-	return TX_CONTINUE;
-}
-
-ieee80211_rx_result
-ieee80211_crypto_aes_gmac_decrypt(struct ieee80211_rx_data *rx)
-{
-	struct sk_buff *skb = rx->skb;
-	struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
-	struct ieee80211_key *key = rx->key;
-	struct ieee80211_mmie_16 *mmie;
-	u8 aad[20], mic[16], ipn[6], nonce[12];
-	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
-
-	if (!ieee80211_is_mgmt(hdr->frame_control))
-		return RX_CONTINUE;
-
-	/* management frames are already linear */
-
-	if (skb->len < 24 + sizeof(*mmie))
-		return RX_DROP_UNUSABLE;
-
-	mmie = (struct ieee80211_mmie_16 *)
-		(skb->data + skb->len - sizeof(*mmie));
-	if (mmie->element_id != WLAN_EID_MMIE ||
-	    mmie->length != sizeof(*mmie) - 2)
-		return RX_DROP_UNUSABLE; /* Invalid MMIE */
-
-	bip_ipn_swap(ipn, mmie->sequence_number);
-
-	if (memcmp(ipn, key->u.aes_gmac.rx_pn, 6) <= 0) {
-		key->u.aes_gmac.replays++;
-		return RX_DROP_UNUSABLE;
-	}
-
-	if (!(status->flag & RX_FLAG_DECRYPTED)) {
-		/* hardware didn't decrypt/verify MIC */
-		bip_aad(skb, aad);
-
-		memcpy(nonce, hdr->addr2, ETH_ALEN);
-		memcpy(nonce + ETH_ALEN, ipn, 6);
-
-		if (ieee80211_aes_gmac(key->u.aes_gmac.tfm, aad, nonce,
-				       skb->data + 24, skb->len - 24,
-				       mic) < 0 ||
-		    memcmp(mic, mmie->mic, sizeof(mmie->mic)) != 0) {
-			key->u.aes_gmac.icverrors++;
-			return RX_DROP_UNUSABLE;
-		}
-	}
-
-	memcpy(key->u.aes_gmac.rx_pn, ipn, 6);
-
-	/* Remove MMIE */
-	skb_trim(skb, skb->len - sizeof(*mmie));
 
 	return RX_CONTINUE;
 }
--- a/net/mac80211/wpa.h
+++ b/net/mac80211/wpa.h
@@ -24,32 +24,17 @@ ieee80211_rx_result
 ieee80211_crypto_tkip_decrypt(struct ieee80211_rx_data *rx);
 
 ieee80211_tx_result
-ieee80211_crypto_ccmp_encrypt(struct ieee80211_tx_data *tx,
-			      unsigned int mic_len);
+ieee80211_crypto_ccmp_encrypt(struct ieee80211_tx_data *tx);
 ieee80211_rx_result
-ieee80211_crypto_ccmp_decrypt(struct ieee80211_rx_data *rx,
-			      unsigned int mic_len);
+ieee80211_crypto_ccmp_decrypt(struct ieee80211_rx_data *rx);
 
 ieee80211_tx_result
 ieee80211_crypto_aes_cmac_encrypt(struct ieee80211_tx_data *tx);
-ieee80211_tx_result
-ieee80211_crypto_aes_cmac_256_encrypt(struct ieee80211_tx_data *tx);
 ieee80211_rx_result
 ieee80211_crypto_aes_cmac_decrypt(struct ieee80211_rx_data *rx);
-ieee80211_rx_result
-ieee80211_crypto_aes_cmac_256_decrypt(struct ieee80211_rx_data *rx);
-ieee80211_tx_result
-ieee80211_crypto_aes_gmac_encrypt(struct ieee80211_tx_data *tx);
-ieee80211_rx_result
-ieee80211_crypto_aes_gmac_decrypt(struct ieee80211_rx_data *rx);
 ieee80211_tx_result
 ieee80211_crypto_hw_encrypt(struct ieee80211_tx_data *tx);
 ieee80211_rx_result
 ieee80211_crypto_hw_decrypt(struct ieee80211_rx_data *rx);
 
-ieee80211_tx_result
-ieee80211_crypto_gcmp_encrypt(struct ieee80211_tx_data *tx);
-ieee80211_rx_result
-ieee80211_crypto_gcmp_decrypt(struct ieee80211_rx_data *rx);
-
 #endif /* WPA_H */