Merge tag 'v6.19-p1' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

Pull crypto updates from Herbert Xu:
 "API:
   - Rewrite memcpy_sglist from scratch
   - Add on-stack AEAD request allocation
   - Fix partial block processing in ahash

  Algorithms:
   - Remove ansi_cprng
   - Remove tcrypt tests for poly1305
   - Fix EINPROGRESS processing in authenc
   - Fix double-free in zstd

  Drivers:
   - Use drbg ctr helper when reseeding xilinx-trng
   - Add support for PCI device 0x115A to ccp
   - Add support of paes in caam
   - Add support for aes-xts in dthev2

  Others:
   - Use likely in rhashtable lookup
   - Fix lockdep false-positive in padata by removing a helper"

* tag 'v6.19-p1' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (71 commits)
  crypto: zstd - fix double-free in per-CPU stream cleanup
  crypto: ahash - Zero positive err value in ahash_update_finish
  crypto: ahash - Fix crypto_ahash_import with partial block data
  crypto: lib/mpi - use min() instead of min_t()
  crypto: ccp - use min() instead of min_t()
  hwrng: core - use min3() instead of nested min_t()
  crypto: aesni - ctr_crypt() use min() instead of min_t()
  crypto: drbg - Delete unused ctx from struct sdesc
  crypto: testmgr - Add missing DES weak and semi-weak key tests
  Revert "crypto: scatterwalk - Move skcipher walk and use it for memcpy_sglist"
  crypto: scatterwalk - Fix memcpy_sglist() to always succeed
  crypto: iaa - Request to add Kanchana P Sridhar to Maintainers.
  crypto: tcrypt - Remove unused poly1305 support
  crypto: ansi_cprng - Remove unused ansi_cprng algorithm
  crypto: asymmetric_keys - fix uninitialized pointers with free attribute
  KEYS: Avoid -Wflex-array-member-not-at-end warning
  crypto: ccree - Correctly handle return of sg_nents_for_len
  crypto: starfive - Correctly handle return of sg_nents_for_len
  crypto: iaa - Fix incorrect return value in save_iaa_wq()
  crypto: zstd - Remove unnecessary size_t cast
  ...

1 files changed, 87 insertions, 0 deletions

diff --git a/include/crypto/aead.h b/include/crypto/aead.h
index 0e8a41638678..8e66a1fa9c78 100644
--- a/include/crypto/aead.h
+++ b/include/crypto/aead.h
@@ -159,6 +159,21 @@ struct crypto_aead {
 	struct crypto_tfm base;
 };
 
+struct crypto_sync_aead {
+	struct crypto_aead base;
+};
+
+#define MAX_SYNC_AEAD_REQSIZE		384
+
+#define SYNC_AEAD_REQUEST_ON_STACK(name, _tfm)		\
+	char __##name##_desc[sizeof(struct aead_request) +	\
+			     MAX_SYNC_AEAD_REQSIZE		\
+			    ] CRYPTO_MINALIGN_ATTR;		\
+	struct aead_request *name =				\
+		(((struct aead_request *)__##name##_desc)->base.tfm = \
+			crypto_sync_aead_tfm((_tfm)),		\
+		 (void *)__##name##_desc)
+
 static inline struct crypto_aead *__crypto_aead_cast(struct crypto_tfm *tfm)
 {
 	return container_of(tfm, struct crypto_aead, base);
@@ -180,11 +195,18 @@ static inline struct crypto_aead *__crypto_aead_cast(struct crypto_tfm *tfm)
  */
 struct crypto_aead *crypto_alloc_aead(const char *alg_name, u32 type, u32 mask);
 
+struct crypto_sync_aead *crypto_alloc_sync_aead(const char *alg_name, u32 type, u32 mask);
+
 static inline struct crypto_tfm *crypto_aead_tfm(struct crypto_aead *tfm)
 {
 	return &tfm->base;
 }
 
+static inline struct crypto_tfm *crypto_sync_aead_tfm(struct crypto_sync_aead *tfm)
+{
+	return crypto_aead_tfm(&tfm->base);
+}
+
 /**
  * crypto_free_aead() - zeroize and free aead handle
  * @tfm: cipher handle to be freed
@@ -196,6 +218,11 @@ static inline void crypto_free_aead(struct crypto_aead *tfm)
 	crypto_destroy_tfm(tfm, crypto_aead_tfm(tfm));
 }
 
+static inline void crypto_free_sync_aead(struct crypto_sync_aead *tfm)
+{
+	crypto_free_aead(&tfm->base);
+}
+
 /**
  * crypto_has_aead() - Search for the availability of an aead.
  * @alg_name: is the cra_name / name or cra_driver_name / driver name of the
@@ -238,6 +265,11 @@ static inline unsigned int crypto_aead_ivsize(struct crypto_aead *tfm)
 	return crypto_aead_alg_ivsize(crypto_aead_alg(tfm));
 }
 
+static inline unsigned int crypto_sync_aead_ivsize(struct crypto_sync_aead *tfm)
+{
+	return crypto_aead_ivsize(&tfm->base);
+}
+
 /**
  * crypto_aead_authsize() - obtain maximum authentication data size
  * @tfm: cipher handle
@@ -255,6 +287,11 @@ static inline unsigned int crypto_aead_authsize(struct crypto_aead *tfm)
 	return tfm->authsize;
 }
 
+static inline unsigned int crypto_sync_aead_authsize(struct crypto_sync_aead *tfm)
+{
+	return crypto_aead_authsize(&tfm->base);
+}
+
 static inline unsigned int crypto_aead_alg_maxauthsize(struct aead_alg *alg)
 {
 	return alg->maxauthsize;
@@ -265,6 +302,11 @@ static inline unsigned int crypto_aead_maxauthsize(struct crypto_aead *aead)
 	return crypto_aead_alg_maxauthsize(crypto_aead_alg(aead));
 }
 
+static inline unsigned int crypto_sync_aead_maxauthsize(struct crypto_sync_aead *tfm)
+{
+	return crypto_aead_maxauthsize(&tfm->base);
+}
+
 /**
  * crypto_aead_blocksize() - obtain block size of cipher
  * @tfm: cipher handle
@@ -280,6 +322,11 @@ static inline unsigned int crypto_aead_blocksize(struct crypto_aead *tfm)
 	return crypto_tfm_alg_blocksize(crypto_aead_tfm(tfm));
 }
 
+static inline unsigned int crypto_sync_aead_blocksize(struct crypto_sync_aead *tfm)
+{
+	return crypto_aead_blocksize(&tfm->base);
+}
+
 static inline unsigned int crypto_aead_alignmask(struct crypto_aead *tfm)
 {
 	return crypto_tfm_alg_alignmask(crypto_aead_tfm(tfm));
@@ -300,6 +347,21 @@ static inline void crypto_aead_clear_flags(struct crypto_aead *tfm, u32 flags)
 	crypto_tfm_clear_flags(crypto_aead_tfm(tfm), flags);
 }
 
+static inline u32 crypto_sync_aead_get_flags(struct crypto_sync_aead *tfm)
+{
+	return crypto_aead_get_flags(&tfm->base);
+}
+
+static inline void crypto_sync_aead_set_flags(struct crypto_sync_aead *tfm, u32 flags)
+{
+	crypto_aead_set_flags(&tfm->base, flags);
+}
+
+static inline void crypto_sync_aead_clear_flags(struct crypto_sync_aead *tfm, u32 flags)
+{
+	crypto_aead_clear_flags(&tfm->base, flags);
+}
+
 /**
  * crypto_aead_setkey() - set key for cipher
  * @tfm: cipher handle
@@ -319,6 +381,12 @@ static inline void crypto_aead_clear_flags(struct crypto_aead *tfm, u32 flags)
 int crypto_aead_setkey(struct crypto_aead *tfm,
 		       const u8 *key, unsigned int keylen);
 
+static inline int crypto_sync_aead_setkey(struct crypto_sync_aead *tfm,
+					 const u8 *key, unsigned int keylen)
+{
+	return crypto_aead_setkey(&tfm->base, key, keylen);
+}
+
 /**
  * crypto_aead_setauthsize() - set authentication data size
  * @tfm: cipher handle
@@ -331,11 +399,24 @@ int crypto_aead_setkey(struct crypto_aead *tfm,
  */
 int crypto_aead_setauthsize(struct crypto_aead *tfm, unsigned int authsize);
 
+static inline int crypto_sync_aead_setauthsize(struct crypto_sync_aead *tfm,
+					       unsigned int authsize)
+{
+	return crypto_aead_setauthsize(&tfm->base, authsize);
+}
+
 static inline struct crypto_aead *crypto_aead_reqtfm(struct aead_request *req)
 {
 	return __crypto_aead_cast(req->base.tfm);
 }
 
+static inline struct crypto_sync_aead *crypto_sync_aead_reqtfm(struct aead_request *req)
+{
+	struct crypto_aead *tfm = crypto_aead_reqtfm(req);
+
+	return container_of(tfm, struct crypto_sync_aead, base);
+}
+
 /**
  * crypto_aead_encrypt() - encrypt plaintext
  * @req: reference to the aead_request handle that holds all information
@@ -417,6 +498,12 @@ static inline void aead_request_set_tfm(struct aead_request *req,
 	req->base.tfm = crypto_aead_tfm(tfm);
 }
 
+static inline void aead_request_set_sync_tfm(struct aead_request *req,
+					     struct crypto_sync_aead *tfm)
+{
+	aead_request_set_tfm(req, &tfm->base);
+}
+
 /**
  * aead_request_alloc() - allocate request data structure
  * @tfm: cipher handle to be registered with the request