diff mbox

[15/26] Bluetooth: Use skcipher and hash

Message ID E1aNKYo-0008Dp-5h@gondolin.me.apana.org.au
State Not Applicable, archived
Delegated to: David Miller
Headers show

Commit Message

Herbert Xu Jan. 24, 2016, 1:18 p.m. UTC 
This patch replaces uses of blkcipher with skcipher and the long
obsolete hash interface with shash.
   
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---

 net/bluetooth/smp.c |  135 ++++++++++++++++++++++++----------------------------
 1 file changed, 63 insertions(+), 72 deletions(-)

Comments

kernel test robot Jan. 24, 2016, 1:35 p.m. UTC | #1 
Hi Herbert,

[auto build test ERROR on net/master]
[also build test ERROR on v4.4 next-20160122]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Herbert-Xu/crypto-Use-skcipher-and-ahash-shash-where-possible/20160124-212323
config: x86_64-randconfig-x014-201604 (attached as .config)
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   net/bluetooth/smp.c: In function 'aes_cmac':
>> net/bluetooth/smp.c:201:2: error: implicit declaration of function 'shash_desc_zero' [-Werror=implicit-function-declaration]
     shash_desc_zero(desc);
     ^
   net/bluetooth/smp.c: In function 'smp_e':
>> net/bluetooth/smp.c:397:2: error: implicit declaration of function 'skcipher_request_zero' [-Werror=implicit-function-declaration]
     skcipher_request_zero(req);
     ^
   cc1: some warnings being treated as errors

vim +/shash_desc_zero +201 net/bluetooth/smp.c

   195		if (err) {
   196			BT_ERR("cipher setkey failed: %d", err);
   197			return err;
   198		}
   199	
   200		err = crypto_shash_digest(desc, msg_msb, len, mac_msb);
 > 201		shash_desc_zero(desc);
   202		if (err) {
   203			BT_ERR("Hash computation error %d", err);
   204			return err;
   205		}
   206	
   207		swap_buf(mac_msb, mac, 16);
   208	
   209		SMP_DBG("mac %16phN", mac);
   210	
   211		return 0;
   212	}
   213	
   214	static int smp_f4(struct crypto_shash *tfm_cmac, const u8 u[32],
   215			  const u8 v[32], const u8 x[16], u8 z, u8 res[16])
   216	{
   217		u8 m[65];
   218		int err;
   219	
   220		SMP_DBG("u %32phN", u);
   221		SMP_DBG("v %32phN", v);
   222		SMP_DBG("x %16phN z %02x", x, z);
   223	
   224		m[0] = z;
   225		memcpy(m + 1, v, 32);
   226		memcpy(m + 33, u, 32);
   227	
   228		err = aes_cmac(tfm_cmac, x, m, sizeof(m), res);
   229		if (err)
   230			return err;
   231	
   232		SMP_DBG("res %16phN", res);
   233	
   234		return err;
   235	}
   236	
   237	static int smp_f5(struct crypto_shash *tfm_cmac, const u8 w[32],
   238			  const u8 n1[16], const u8 n2[16], const u8 a1[7],
   239			  const u8 a2[7], u8 mackey[16], u8 ltk[16])
   240	{
   241		/* The btle, salt and length "magic" values are as defined in
   242		 * the SMP section of the Bluetooth core specification. In ASCII
   243		 * the btle value ends up being 'btle'. The salt is just a
   244		 * random number whereas length is the value 256 in little
   245		 * endian format.
   246		 */
   247		const u8 btle[4] = { 0x65, 0x6c, 0x74, 0x62 };
   248		const u8 salt[16] = { 0xbe, 0x83, 0x60, 0x5a, 0xdb, 0x0b, 0x37, 0x60,
   249				      0x38, 0xa5, 0xf5, 0xaa, 0x91, 0x83, 0x88, 0x6c };
   250		const u8 length[2] = { 0x00, 0x01 };
   251		u8 m[53], t[16];
   252		int err;
   253	
   254		SMP_DBG("w %32phN", w);
   255		SMP_DBG("n1 %16phN n2 %16phN", n1, n2);
   256		SMP_DBG("a1 %7phN a2 %7phN", a1, a2);
   257	
   258		err = aes_cmac(tfm_cmac, salt, w, 32, t);
   259		if (err)
   260			return err;
   261	
   262		SMP_DBG("t %16phN", t);
   263	
   264		memcpy(m, length, 2);
   265		memcpy(m + 2, a2, 7);
   266		memcpy(m + 9, a1, 7);
   267		memcpy(m + 16, n2, 16);
   268		memcpy(m + 32, n1, 16);
   269		memcpy(m + 48, btle, 4);
   270	
   271		m[52] = 0; /* Counter */
   272	
   273		err = aes_cmac(tfm_cmac, t, m, sizeof(m), mackey);
   274		if (err)
   275			return err;
   276	
   277		SMP_DBG("mackey %16phN", mackey);
   278	
   279		m[52] = 1; /* Counter */
   280	
   281		err = aes_cmac(tfm_cmac, t, m, sizeof(m), ltk);
   282		if (err)
   283			return err;
   284	
   285		SMP_DBG("ltk %16phN", ltk);
   286	
   287		return 0;
   288	}
   289	
   290	static int smp_f6(struct crypto_shash *tfm_cmac, const u8 w[16],
   291			  const u8 n1[16], const u8 n2[16], const u8 r[16],
   292			  const u8 io_cap[3], const u8 a1[7], const u8 a2[7],
   293			  u8 res[16])
   294	{
   295		u8 m[65];
   296		int err;
   297	
   298		SMP_DBG("w %16phN", w);
   299		SMP_DBG("n1 %16phN n2 %16phN", n1, n2);
   300		SMP_DBG("r %16phN io_cap %3phN a1 %7phN a2 %7phN", r, io_cap, a1, a2);
   301	
   302		memcpy(m, a2, 7);
   303		memcpy(m + 7, a1, 7);
   304		memcpy(m + 14, io_cap, 3);
   305		memcpy(m + 17, r, 16);
   306		memcpy(m + 33, n2, 16);
   307		memcpy(m + 49, n1, 16);
   308	
   309		err = aes_cmac(tfm_cmac, w, m, sizeof(m), res);
   310		if (err)
   311			return err;
   312	
   313		SMP_DBG("res %16phN", res);
   314	
   315		return err;
   316	}
   317	
   318	static int smp_g2(struct crypto_shash *tfm_cmac, const u8 u[32], const u8 v[32],
   319			  const u8 x[16], const u8 y[16], u32 *val)
   320	{
   321		u8 m[80], tmp[16];
   322		int err;
   323	
   324		SMP_DBG("u %32phN", u);
   325		SMP_DBG("v %32phN", v);
   326		SMP_DBG("x %16phN y %16phN", x, y);
   327	
   328		memcpy(m, y, 16);
   329		memcpy(m + 16, v, 32);
   330		memcpy(m + 48, u, 32);
   331	
   332		err = aes_cmac(tfm_cmac, x, m, sizeof(m), tmp);
   333		if (err)
   334			return err;
   335	
   336		*val = get_unaligned_le32(tmp);
   337		*val %= 1000000;
   338	
   339		SMP_DBG("val %06u", *val);
   340	
   341		return 0;
   342	}
   343	
   344	static int smp_h6(struct crypto_shash *tfm_cmac, const u8 w[16],
   345			  const u8 key_id[4], u8 res[16])
   346	{
   347		int err;
   348	
   349		SMP_DBG("w %16phN key_id %4phN", w, key_id);
   350	
   351		err = aes_cmac(tfm_cmac, w, key_id, 4, res);
   352		if (err)
   353			return err;
   354	
   355		SMP_DBG("res %16phN", res);
   356	
   357		return err;
   358	}
   359	
   360	/* The following functions map to the legacy SMP crypto functions e, c1,
   361	 * s1 and ah.
   362	 */
   363	
   364	static int smp_e(struct crypto_skcipher *tfm, const u8 *k, u8 *r)
   365	{
   366		SKCIPHER_REQUEST_ON_STACK(req, tfm);
   367		struct scatterlist sg;
   368		uint8_t tmp[16], data[16];
   369		int err;
   370	
   371		SMP_DBG("k %16phN r %16phN", k, r);
   372	
   373		if (!tfm) {
   374			BT_ERR("tfm %p", tfm);
   375			return -EINVAL;
   376		}
   377	
   378		/* The most significant octet of key corresponds to k[0] */
   379		swap_buf(k, tmp, 16);
   380	
   381		err = crypto_skcipher_setkey(tfm, tmp, 16);
   382		if (err) {
   383			BT_ERR("cipher setkey failed: %d", err);
   384			return err;
   385		}
   386	
   387		/* Most significant octet of plaintextData corresponds to data[0] */
   388		swap_buf(r, data, 16);
   389	
   390		sg_init_one(&sg, data, 16);
   391	
   392		skcipher_request_set_tfm(req, tfm);
   393		skcipher_request_set_callback(req, 0, NULL, NULL);
   394		skcipher_request_set_crypt(req, &sg, &sg, 16, NULL);
   395	
   396		err = crypto_skcipher_encrypt(req);
 > 397		skcipher_request_zero(req);
   398		if (err)
   399			BT_ERR("Encrypt data error %d", err);
   400	

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
Marcel Holtmann Jan. 25, 2016, 6:48 a.m. UTC | #2 
Hi Herbert,

> This patch replaces uses of blkcipher with skcipher and the long
> obsolete hash interface with shash.
> 
> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

Acked-by: Marcel Holtmann <marcel@holtmann.org>

> ---
> 
> net/bluetooth/smp.c |  135 ++++++++++++++++++++++++----------------------------
> 1 file changed, 63 insertions(+), 72 deletions(-)

Regards

Marcel
diff mbox

Patch

diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c
index ffed8a1..78ad7d6 100644
--- a/net/bluetooth/smp.c
+++ b/net/bluetooth/smp.c
@@ -21,9 +21,10 @@ 
 */
 
 #include <linux/debugfs.h>
-#include <linux/crypto.h>
 #include <linux/scatterlist.h>
 #include <crypto/b128ops.h>
+#include <crypto/hash.h>
+#include <crypto/skcipher.h>
 
 #include <net/bluetooth/bluetooth.h>
 #include <net/bluetooth/hci_core.h>
@@ -87,8 +88,8 @@  struct smp_dev {
 	u8			min_key_size;
 	u8			max_key_size;
 
-	struct crypto_blkcipher	*tfm_aes;
-	struct crypto_hash	*tfm_cmac;
+	struct crypto_skcipher	*tfm_aes;
+	struct crypto_shash	*tfm_cmac;
 };
 
 struct smp_chan {
@@ -126,8 +127,8 @@  struct smp_chan {
 	u8			dhkey[32];
 	u8			mackey[16];
 
-	struct crypto_blkcipher	*tfm_aes;
-	struct crypto_hash	*tfm_cmac;
+	struct crypto_skcipher	*tfm_aes;
+	struct crypto_shash	*tfm_cmac;
 };
 
 /* These debug key values are defined in the SMP section of the core
@@ -165,12 +166,11 @@  static inline void swap_buf(const u8 *src, u8 *dst, size_t len)
  * AES-CMAC, f4, f5, f6, g2 and h6.
  */
 
-static int aes_cmac(struct crypto_hash *tfm, const u8 k[16], const u8 *m,
+static int aes_cmac(struct crypto_shash *tfm, const u8 k[16], const u8 *m,
 		    size_t len, u8 mac[16])
 {
 	uint8_t tmp[16], mac_msb[16], msg_msb[CMAC_MSG_MAX];
-	struct hash_desc desc;
-	struct scatterlist sg;
+	SHASH_DESC_ON_STACK(desc, tfm);
 	int err;
 
 	if (len > CMAC_MSG_MAX)
@@ -181,10 +181,8 @@  static int aes_cmac(struct crypto_hash *tfm, const u8 k[16], const u8 *m,
 		return -EINVAL;
 	}
 
-	desc.tfm = tfm;
-	desc.flags = 0;
-
-	crypto_hash_init(&desc);
+	desc->tfm = tfm;
+	desc->flags = 0;
 
 	/* Swap key and message from LSB to MSB */
 	swap_buf(k, tmp, 16);
@@ -193,23 +191,16 @@  static int aes_cmac(struct crypto_hash *tfm, const u8 k[16], const u8 *m,
 	SMP_DBG("msg (len %zu) %*phN", len, (int) len, m);
 	SMP_DBG("key %16phN", k);
 
-	err = crypto_hash_setkey(tfm, tmp, 16);
+	err = crypto_shash_setkey(tfm, tmp, 16);
 	if (err) {
 		BT_ERR("cipher setkey failed: %d", err);
 		return err;
 	}
 
-	sg_init_one(&sg, msg_msb, len);
-
-	err = crypto_hash_update(&desc, &sg, len);
+	err = crypto_shash_digest(desc, msg_msb, len, mac_msb);
+	shash_desc_zero(desc);
 	if (err) {
-		BT_ERR("Hash update error %d", err);
-		return err;
-	}
-
-	err = crypto_hash_final(&desc, mac_msb);
-	if (err) {
-		BT_ERR("Hash final error %d", err);
+		BT_ERR("Hash computation error %d", err);
 		return err;
 	}
 
@@ -220,8 +211,8 @@  static int aes_cmac(struct crypto_hash *tfm, const u8 k[16], const u8 *m,
 	return 0;
 }
 
-static int smp_f4(struct crypto_hash *tfm_cmac, const u8 u[32], const u8 v[32],
-		  const u8 x[16], u8 z, u8 res[16])
+static int smp_f4(struct crypto_shash *tfm_cmac, const u8 u[32],
+		  const u8 v[32], const u8 x[16], u8 z, u8 res[16])
 {
 	u8 m[65];
 	int err;
@@ -243,7 +234,7 @@  static int smp_f4(struct crypto_hash *tfm_cmac, const u8 u[32], const u8 v[32],
 	return err;
 }
 
-static int smp_f5(struct crypto_hash *tfm_cmac, const u8 w[32],
+static int smp_f5(struct crypto_shash *tfm_cmac, const u8 w[32],
 		  const u8 n1[16], const u8 n2[16], const u8 a1[7],
 		  const u8 a2[7], u8 mackey[16], u8 ltk[16])
 {
@@ -296,7 +287,7 @@  static int smp_f5(struct crypto_hash *tfm_cmac, const u8 w[32],
 	return 0;
 }
 
-static int smp_f6(struct crypto_hash *tfm_cmac, const u8 w[16],
+static int smp_f6(struct crypto_shash *tfm_cmac, const u8 w[16],
 		  const u8 n1[16], const u8 n2[16], const u8 r[16],
 		  const u8 io_cap[3], const u8 a1[7], const u8 a2[7],
 		  u8 res[16])
@@ -324,7 +315,7 @@  static int smp_f6(struct crypto_hash *tfm_cmac, const u8 w[16],
 	return err;
 }
 
-static int smp_g2(struct crypto_hash *tfm_cmac, const u8 u[32], const u8 v[32],
+static int smp_g2(struct crypto_shash *tfm_cmac, const u8 u[32], const u8 v[32],
 		  const u8 x[16], const u8 y[16], u32 *val)
 {
 	u8 m[80], tmp[16];
@@ -350,7 +341,7 @@  static int smp_g2(struct crypto_hash *tfm_cmac, const u8 u[32], const u8 v[32],
 	return 0;
 }
 
-static int smp_h6(struct crypto_hash *tfm_cmac, const u8 w[16],
+static int smp_h6(struct crypto_shash *tfm_cmac, const u8 w[16],
 		  const u8 key_id[4], u8 res[16])
 {
 	int err;
@@ -370,9 +361,9 @@  static int smp_h6(struct crypto_hash *tfm_cmac, const u8 w[16],
  * s1 and ah.
  */
 
-static int smp_e(struct crypto_blkcipher *tfm, const u8 *k, u8 *r)
+static int smp_e(struct crypto_skcipher *tfm, const u8 *k, u8 *r)
 {
-	struct blkcipher_desc desc;
+	SKCIPHER_REQUEST_ON_STACK(req, tfm);
 	struct scatterlist sg;
 	uint8_t tmp[16], data[16];
 	int err;
@@ -384,13 +375,10 @@  static int smp_e(struct crypto_blkcipher *tfm, const u8 *k, u8 *r)
 		return -EINVAL;
 	}
 
-	desc.tfm = tfm;
-	desc.flags = 0;
-
 	/* The most significant octet of key corresponds to k[0] */
 	swap_buf(k, tmp, 16);
 
-	err = crypto_blkcipher_setkey(tfm, tmp, 16);
+	err = crypto_skcipher_setkey(tfm, tmp, 16);
 	if (err) {
 		BT_ERR("cipher setkey failed: %d", err);
 		return err;
@@ -401,7 +389,12 @@  static int smp_e(struct crypto_blkcipher *tfm, const u8 *k, u8 *r)
 
 	sg_init_one(&sg, data, 16);
 
-	err = crypto_blkcipher_encrypt(&desc, &sg, &sg, 16);
+	skcipher_request_set_tfm(req, tfm);
+	skcipher_request_set_callback(req, 0, NULL, NULL);
+	skcipher_request_set_crypt(req, &sg, &sg, 16, NULL);
+
+	err = crypto_skcipher_encrypt(req);
+	skcipher_request_zero(req);
 	if (err)
 		BT_ERR("Encrypt data error %d", err);
 
@@ -413,7 +406,7 @@  static int smp_e(struct crypto_blkcipher *tfm, const u8 *k, u8 *r)
 	return err;
 }
 
-static int smp_c1(struct crypto_blkcipher *tfm_aes, const u8 k[16],
+static int smp_c1(struct crypto_skcipher *tfm_aes, const u8 k[16],
 		  const u8 r[16], const u8 preq[7], const u8 pres[7], u8 _iat,
 		  const bdaddr_t *ia, u8 _rat, const bdaddr_t *ra, u8 res[16])
 {
@@ -462,7 +455,7 @@  static int smp_c1(struct crypto_blkcipher *tfm_aes, const u8 k[16],
 	return err;
 }
 
-static int smp_s1(struct crypto_blkcipher *tfm_aes, const u8 k[16],
+static int smp_s1(struct crypto_skcipher *tfm_aes, const u8 k[16],
 		  const u8 r1[16], const u8 r2[16], u8 _r[16])
 {
 	int err;
@@ -478,7 +471,7 @@  static int smp_s1(struct crypto_blkcipher *tfm_aes, const u8 k[16],
 	return err;
 }
 
-static int smp_ah(struct crypto_blkcipher *tfm, const u8 irk[16],
+static int smp_ah(struct crypto_skcipher *tfm, const u8 irk[16],
 		  const u8 r[3], u8 res[3])
 {
 	u8 _res[16];
@@ -766,8 +759,8 @@  static void smp_chan_destroy(struct l2cap_conn *conn)
 	kzfree(smp->slave_csrk);
 	kzfree(smp->link_key);
 
-	crypto_free_blkcipher(smp->tfm_aes);
-	crypto_free_hash(smp->tfm_cmac);
+	crypto_free_skcipher(smp->tfm_aes);
+	crypto_free_shash(smp->tfm_cmac);
 
 	/* Ensure that we don't leave any debug key around if debug key
 	 * support hasn't been explicitly enabled.
@@ -1382,17 +1375,17 @@  static struct smp_chan *smp_chan_create(struct l2cap_conn *conn)
 	if (!smp)
 		return NULL;
 
-	smp->tfm_aes = crypto_alloc_blkcipher("ecb(aes)", 0, CRYPTO_ALG_ASYNC);
+	smp->tfm_aes = crypto_alloc_skcipher("ecb(aes)", 0, CRYPTO_ALG_ASYNC);
 	if (IS_ERR(smp->tfm_aes)) {
 		BT_ERR("Unable to create ECB crypto context");
 		kzfree(smp);
 		return NULL;
 	}
 
-	smp->tfm_cmac = crypto_alloc_hash("cmac(aes)", 0, CRYPTO_ALG_ASYNC);
+	smp->tfm_cmac = crypto_alloc_shash("cmac(aes)", 0, 0);
 	if (IS_ERR(smp->tfm_cmac)) {
 		BT_ERR("Unable to create CMAC crypto context");
-		crypto_free_blkcipher(smp->tfm_aes);
+		crypto_free_skcipher(smp->tfm_aes);
 		kzfree(smp);
 		return NULL;
 	}
@@ -3143,8 +3136,8 @@  static struct l2cap_chan *smp_add_cid(struct hci_dev *hdev, u16 cid)
 {
 	struct l2cap_chan *chan;
 	struct smp_dev *smp;
-	struct crypto_blkcipher *tfm_aes;
-	struct crypto_hash *tfm_cmac;
+	struct crypto_skcipher *tfm_aes;
+	struct crypto_shash *tfm_cmac;
 
 	if (cid == L2CAP_CID_SMP_BREDR) {
 		smp = NULL;
@@ -3155,17 +3148,17 @@  static struct l2cap_chan *smp_add_cid(struct hci_dev *hdev, u16 cid)
 	if (!smp)
 		return ERR_PTR(-ENOMEM);
 
-	tfm_aes = crypto_alloc_blkcipher("ecb(aes)", 0, CRYPTO_ALG_ASYNC);
+	tfm_aes = crypto_alloc_skcipher("ecb(aes)", 0, CRYPTO_ALG_ASYNC);
 	if (IS_ERR(tfm_aes)) {
 		BT_ERR("Unable to create ECB crypto context");
 		kzfree(smp);
 		return ERR_CAST(tfm_aes);
 	}
 
-	tfm_cmac = crypto_alloc_hash("cmac(aes)", 0, CRYPTO_ALG_ASYNC);
+	tfm_cmac = crypto_alloc_shash("cmac(aes)", 0, 0);
 	if (IS_ERR(tfm_cmac)) {
 		BT_ERR("Unable to create CMAC crypto context");
-		crypto_free_blkcipher(tfm_aes);
+		crypto_free_skcipher(tfm_aes);
 		kzfree(smp);
 		return ERR_CAST(tfm_cmac);
 	}
@@ -3179,8 +3172,8 @@  create_chan:
 	chan = l2cap_chan_create();
 	if (!chan) {
 		if (smp) {
-			crypto_free_blkcipher(smp->tfm_aes);
-			crypto_free_hash(smp->tfm_cmac);
+			crypto_free_skcipher(smp->tfm_aes);
+			crypto_free_shash(smp->tfm_cmac);
 			kzfree(smp);
 		}
 		return ERR_PTR(-ENOMEM);
@@ -3226,10 +3219,8 @@  static void smp_del_chan(struct l2cap_chan *chan)
 	smp = chan->data;
 	if (smp) {
 		chan->data = NULL;
-		if (smp->tfm_aes)
-			crypto_free_blkcipher(smp->tfm_aes);
-		if (smp->tfm_cmac)
-			crypto_free_hash(smp->tfm_cmac);
+		crypto_free_skcipher(smp->tfm_aes);
+		crypto_free_shash(smp->tfm_cmac);
 		kzfree(smp);
 	}
 
@@ -3465,7 +3456,7 @@  void smp_unregister(struct hci_dev *hdev)
 
 #if IS_ENABLED(CONFIG_BT_SELFTEST_SMP)
 
-static int __init test_ah(struct crypto_blkcipher *tfm_aes)
+static int __init test_ah(struct crypto_skcipher *tfm_aes)
 {
 	const u8 irk[16] = {
 			0x9b, 0x7d, 0x39, 0x0a, 0xa6, 0x10, 0x10, 0x34,
@@ -3485,7 +3476,7 @@  static int __init test_ah(struct crypto_blkcipher *tfm_aes)
 	return 0;
 }
 
-static int __init test_c1(struct crypto_blkcipher *tfm_aes)
+static int __init test_c1(struct crypto_skcipher *tfm_aes)
 {
 	const u8 k[16] = {
 			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
@@ -3515,7 +3506,7 @@  static int __init test_c1(struct crypto_blkcipher *tfm_aes)
 	return 0;
 }
 
-static int __init test_s1(struct crypto_blkcipher *tfm_aes)
+static int __init test_s1(struct crypto_skcipher *tfm_aes)
 {
 	const u8 k[16] = {
 			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
@@ -3540,7 +3531,7 @@  static int __init test_s1(struct crypto_blkcipher *tfm_aes)
 	return 0;
 }
 
-static int __init test_f4(struct crypto_hash *tfm_cmac)
+static int __init test_f4(struct crypto_shash *tfm_cmac)
 {
 	const u8 u[32] = {
 			0xe6, 0x9d, 0x35, 0x0e, 0x48, 0x01, 0x03, 0xcc,
@@ -3572,7 +3563,7 @@  static int __init test_f4(struct crypto_hash *tfm_cmac)
 	return 0;
 }
 
-static int __init test_f5(struct crypto_hash *tfm_cmac)
+static int __init test_f5(struct crypto_shash *tfm_cmac)
 {
 	const u8 w[32] = {
 			0x98, 0xa6, 0xbf, 0x73, 0xf3, 0x34, 0x8d, 0x86,
@@ -3609,7 +3600,7 @@  static int __init test_f5(struct crypto_hash *tfm_cmac)
 	return 0;
 }
 
-static int __init test_f6(struct crypto_hash *tfm_cmac)
+static int __init test_f6(struct crypto_shash *tfm_cmac)
 {
 	const u8 w[16] = {
 			0x20, 0x6e, 0x63, 0xce, 0x20, 0x6a, 0x3f, 0xfd,
@@ -3642,7 +3633,7 @@  static int __init test_f6(struct crypto_hash *tfm_cmac)
 	return 0;
 }
 
-static int __init test_g2(struct crypto_hash *tfm_cmac)
+static int __init test_g2(struct crypto_shash *tfm_cmac)
 {
 	const u8 u[32] = {
 			0xe6, 0x9d, 0x35, 0x0e, 0x48, 0x01, 0x03, 0xcc,
@@ -3674,7 +3665,7 @@  static int __init test_g2(struct crypto_hash *tfm_cmac)
 	return 0;
 }
 
-static int __init test_h6(struct crypto_hash *tfm_cmac)
+static int __init test_h6(struct crypto_shash *tfm_cmac)
 {
 	const u8 w[16] = {
 			0x9b, 0x7d, 0x39, 0x0a, 0xa6, 0x10, 0x10, 0x34,
@@ -3711,8 +3702,8 @@  static const struct file_operations test_smp_fops = {
 	.llseek		= default_llseek,
 };
 
-static int __init run_selftests(struct crypto_blkcipher *tfm_aes,
-				struct crypto_hash *tfm_cmac)
+static int __init run_selftests(struct crypto_skcipher *tfm_aes,
+				struct crypto_shash *tfm_cmac)
 {
 	ktime_t calltime, delta, rettime;
 	unsigned long long duration;
@@ -3789,27 +3780,27 @@  done:
 
 int __init bt_selftest_smp(void)
 {
-	struct crypto_blkcipher *tfm_aes;
-	struct crypto_hash *tfm_cmac;
+	struct crypto_skcipher *tfm_aes;
+	struct crypto_shash *tfm_cmac;
 	int err;
 
-	tfm_aes = crypto_alloc_blkcipher("ecb(aes)", 0, CRYPTO_ALG_ASYNC);
+	tfm_aes = crypto_alloc_skcipher("ecb(aes)", 0, CRYPTO_ALG_ASYNC);
 	if (IS_ERR(tfm_aes)) {
 		BT_ERR("Unable to create ECB crypto context");
 		return PTR_ERR(tfm_aes);
 	}
 
-	tfm_cmac = crypto_alloc_hash("cmac(aes)", 0, CRYPTO_ALG_ASYNC);
+	tfm_cmac = crypto_alloc_shash("cmac(aes)", 0, CRYPTO_ALG_ASYNC);
 	if (IS_ERR(tfm_cmac)) {
 		BT_ERR("Unable to create CMAC crypto context");
-		crypto_free_blkcipher(tfm_aes);
+		crypto_free_skcipher(tfm_aes);
 		return PTR_ERR(tfm_cmac);
 	}
 
 	err = run_selftests(tfm_aes, tfm_cmac);
 
-	crypto_free_hash(tfm_cmac);
-	crypto_free_blkcipher(tfm_aes);
+	crypto_free_shash(tfm_cmac);
+	crypto_free_skcipher(tfm_aes);
 
 	return err;
 }