Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

Pull crypto updates from Herbert Xu:
 "API:
   - Remove VLA usage
   - Add cryptostat user-space interface
   - Add notifier for new crypto algorithms

  Algorithms:
   - Add OFB mode
   - Remove speck

  Drivers:
   - Remove x86/sha*-mb as they are buggy
   - Remove pcbc(aes) from x86/aesni
   - Improve performance of arm/ghash-ce by up to 85%
   - Implement CTS-CBC in arm64/aes-blk, faster by up to 50%
   - Remove PMULL based arm64/crc32 driver
   - Use PMULL in arm64/crct10dif
   - Add aes-ctr support in s5p-sss
   - Add caam/qi2 driver

  Others:
   - Pick better transform if one becomes available in crc-t10dif"

* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (124 commits)
  crypto: chelsio - Update ntx queue received from cxgb4
  crypto: ccree - avoid implicit enum conversion
  crypto: caam - add SPDX license identifier to all files
  crypto: caam/qi - simplify CGR allocation, freeing
  crypto: mxs-dcp - make symbols 'sha1_null_hash' and 'sha256_null_hash' static
  crypto: arm64/aes-blk - ensure XTS mask is always loaded
  crypto: testmgr - fix sizeof() on COMP_BUF_SIZE
  crypto: chtls - remove set but not used variable 'csk'
  crypto: axis - fix platform_no_drv_owner.cocci warnings
  crypto: x86/aes-ni - fix build error following fpu template removal
  crypto: arm64/aes - fix handling sub-block CTS-CBC inputs
  crypto: caam/qi2 - avoid double export
  crypto: mxs-dcp - Fix AES issues
  crypto: mxs-dcp - Fix SHA null hashes and output length
  crypto: mxs-dcp - Implement sha import/export
  crypto: aegis/generic - fix for big endian systems
  crypto: morus/generic - fix for big endian systems
  crypto: lrw - fix rebase error after out of bounds fix
  crypto: cavium/nitrox - use pci_alloc_irq_vectors() while enabling MSI-X.
  crypto: cavium/nitrox - NITROX command queue changes.
  ...

5 files changed, 19 insertions, 25 deletions

diff --git a/drivers/crypto/chelsio/chcr_algo.c b/drivers/crypto/chelsio/chcr_algo.c
index 010bbf607797..db203f8be429 100644
--- a/drivers/crypto/chelsio/chcr_algo.c
+++ b/drivers/crypto/chelsio/chcr_algo.c
@@ -673,7 +673,7 @@ static int chcr_sg_ent_in_wr(struct scatterlist *src,
 	return min(srclen, dstlen);
 }
 
-static int chcr_cipher_fallback(struct crypto_skcipher *cipher,
+static int chcr_cipher_fallback(struct crypto_sync_skcipher *cipher,
 				u32 flags,
 				struct scatterlist *src,
 				struct scatterlist *dst,
@@ -683,9 +683,9 @@ static int chcr_cipher_fallback(struct crypto_skcipher *cipher,
 {
 	int err;
 
-	SKCIPHER_REQUEST_ON_STACK(subreq, cipher);
+	SYNC_SKCIPHER_REQUEST_ON_STACK(subreq, cipher);
 
-	skcipher_request_set_tfm(subreq, cipher);
+	skcipher_request_set_sync_tfm(subreq, cipher);
 	skcipher_request_set_callback(subreq, flags, NULL, NULL);
 	skcipher_request_set_crypt(subreq, src, dst,
 				   nbytes, iv);
@@ -856,13 +856,14 @@ static int chcr_cipher_fallback_setkey(struct crypto_ablkcipher *cipher,
 	struct ablk_ctx *ablkctx = ABLK_CTX(c_ctx(cipher));
 	int err = 0;
 
-	crypto_skcipher_clear_flags(ablkctx->sw_cipher, CRYPTO_TFM_REQ_MASK);
-	crypto_skcipher_set_flags(ablkctx->sw_cipher, cipher->base.crt_flags &
-				  CRYPTO_TFM_REQ_MASK);
-	err = crypto_skcipher_setkey(ablkctx->sw_cipher, key, keylen);
+	crypto_sync_skcipher_clear_flags(ablkctx->sw_cipher,
+				CRYPTO_TFM_REQ_MASK);
+	crypto_sync_skcipher_set_flags(ablkctx->sw_cipher,
+				cipher->base.crt_flags & CRYPTO_TFM_REQ_MASK);
+	err = crypto_sync_skcipher_setkey(ablkctx->sw_cipher, key, keylen);
 	tfm->crt_flags &= ~CRYPTO_TFM_RES_MASK;
 	tfm->crt_flags |=
-		crypto_skcipher_get_flags(ablkctx->sw_cipher) &
+		crypto_sync_skcipher_get_flags(ablkctx->sw_cipher) &
 		CRYPTO_TFM_RES_MASK;
 	return err;
 }
@@ -1337,8 +1338,7 @@ static int chcr_device_init(struct chcr_context *ctx)
 		}
 		ctx->dev = u_ctx->dev;
 		adap = padap(ctx->dev);
-		ntxq = min_not_zero((unsigned int)u_ctx->lldi.nrxq,
-				    adap->vres.ncrypto_fc);
+		ntxq = u_ctx->lldi.ntxq;
 		rxq_perchan = u_ctx->lldi.nrxq / u_ctx->lldi.nchan;
 		txq_perchan = ntxq / u_ctx->lldi.nchan;
 		spin_lock(&ctx->dev->lock_chcr_dev);
@@ -1369,8 +1369,8 @@ static int chcr_cra_init(struct crypto_tfm *tfm)
 	struct chcr_context *ctx = crypto_tfm_ctx(tfm);
 	struct ablk_ctx *ablkctx = ABLK_CTX(ctx);
 
-	ablkctx->sw_cipher = crypto_alloc_skcipher(alg->cra_name, 0,
-				CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK);
+	ablkctx->sw_cipher = crypto_alloc_sync_skcipher(alg->cra_name, 0,
+				CRYPTO_ALG_NEED_FALLBACK);
 	if (IS_ERR(ablkctx->sw_cipher)) {
 		pr_err("failed to allocate fallback for %s\n", alg->cra_name);
 		return PTR_ERR(ablkctx->sw_cipher);
@@ -1399,8 +1399,8 @@ static int chcr_rfc3686_init(struct crypto_tfm *tfm)
 	/*RFC3686 initialises IV counter value to 1, rfc3686(ctr(aes))
 	 * cannot be used as fallback in chcr_handle_cipher_response
 	 */
-	ablkctx->sw_cipher = crypto_alloc_skcipher("ctr(aes)", 0,
-				CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK);
+	ablkctx->sw_cipher = crypto_alloc_sync_skcipher("ctr(aes)", 0,
+				CRYPTO_ALG_NEED_FALLBACK);
 	if (IS_ERR(ablkctx->sw_cipher)) {
 		pr_err("failed to allocate fallback for %s\n", alg->cra_name);
 		return PTR_ERR(ablkctx->sw_cipher);
@@ -1415,7 +1415,7 @@ static void chcr_cra_exit(struct crypto_tfm *tfm)
 	struct chcr_context *ctx = crypto_tfm_ctx(tfm);
 	struct ablk_ctx *ablkctx = ABLK_CTX(ctx);
 
-	crypto_free_skcipher(ablkctx->sw_cipher);
+	crypto_free_sync_skcipher(ablkctx->sw_cipher);
 	if (ablkctx->aes_generic)
 		crypto_free_cipher(ablkctx->aes_generic);
 }
diff --git a/drivers/crypto/chelsio/chcr_core.c b/drivers/crypto/chelsio/chcr_core.c
index 62249d4ed373..2c472e3c6aeb 100644
--- a/drivers/crypto/chelsio/chcr_core.c
+++ b/drivers/crypto/chelsio/chcr_core.c
@@ -43,7 +43,7 @@ static chcr_handler_func work_handlers[NUM_CPL_CMDS] = {
 static struct cxgb4_uld_info chcr_uld_info = {
 	.name = DRV_MODULE_NAME,
 	.nrxq = MAX_ULD_QSETS,
-	.ntxq = MAX_ULD_QSETS,
+	/* Max ntxq will be derived from fw config file*/
 	.rxq_size = 1024,
 	.add = chcr_uld_add,
 	.state_change = chcr_uld_state_change,
diff --git a/drivers/crypto/chelsio/chcr_crypto.h b/drivers/crypto/chelsio/chcr_crypto.h
index 0d2c70c344f3..d37ef41f9ebe 100644
--- a/drivers/crypto/chelsio/chcr_crypto.h
+++ b/drivers/crypto/chelsio/chcr_crypto.h
@@ -170,7 +170,7 @@ static inline struct chcr_context *h_ctx(struct crypto_ahash *tfm)
 }
 
 struct ablk_ctx {
-	struct crypto_skcipher *sw_cipher;
+	struct crypto_sync_skcipher *sw_cipher;
 	struct crypto_cipher *aes_generic;
 	__be32 key_ctx_hdr;
 	unsigned int enckey_len;
diff --git a/drivers/crypto/chelsio/chtls/chtls_cm.c b/drivers/crypto/chelsio/chtls/chtls_cm.c
index 0997e166ea57..20209e29f814 100644
--- a/drivers/crypto/chelsio/chtls/chtls_cm.c
+++ b/drivers/crypto/chelsio/chtls/chtls_cm.c
@@ -234,8 +234,7 @@ static void chtls_send_reset(struct sock *sk, int mode, struct sk_buff *skb)
 
 	return;
 out:
-	if (skb)
-		kfree_skb(skb);
+	kfree_skb(skb);
 }
 
 static void release_tcp_port(struct sock *sk)
@@ -406,12 +405,10 @@ static int wait_for_states(struct sock *sk, unsigned int states)
 
 int chtls_disconnect(struct sock *sk, int flags)
 {
-	struct chtls_sock *csk;
 	struct tcp_sock *tp;
 	int err;
 
 	tp = tcp_sk(sk);
-	csk = rcu_dereference_sk_user_data(sk);
 	chtls_purge_recv_queue(sk);
 	chtls_purge_receive_queue(sk);
 	chtls_purge_write_queue(sk);
@@ -1014,7 +1011,6 @@ static struct sock *chtls_recv_sock(struct sock *lsk,
 				    const struct cpl_pass_accept_req *req,
 				    struct chtls_dev *cdev)
 {
-	const struct tcphdr *tcph;
 	struct inet_sock *newinet;
 	const struct iphdr *iph;
 	struct net_device *ndev;
@@ -1036,7 +1032,6 @@ static struct sock *chtls_recv_sock(struct sock *lsk,
 	if (!dst)
 		goto free_sk;
 
-	tcph = (struct tcphdr *)(iph + 1);
 	n = dst_neigh_lookup(dst, &iph->saddr);
 	if (!n)
 		goto free_sk;
diff --git a/drivers/crypto/chelsio/chtls/chtls_main.c b/drivers/crypto/chelsio/chtls/chtls_main.c
index f59b044ebd25..f472c51abe56 100644
--- a/drivers/crypto/chelsio/chtls/chtls_main.c
+++ b/drivers/crypto/chelsio/chtls/chtls_main.c
@@ -272,8 +272,7 @@ static void chtls_free_uld(struct chtls_dev *cdev)
 	for (i = 0; i < (1 << RSPQ_HASH_BITS); i++)
 		kfree_skb(cdev->rspq_skb_cache[i]);
 	kfree(cdev->lldi);
-	if (cdev->askb)
-		kfree_skb(cdev->askb);
+	kfree_skb(cdev->askb);
 	kfree(cdev);
 }