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author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-07-05 12:22:23 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-07-05 12:22:23 -0700 |
commit | 8ad06e56dcbc1984ef0ff8f6e3c19982c5809f73 (patch) | |
tree | 74bc746a4f18eeddfc085b76c776ddcf2c798cfa /include/crypto/akcipher.h | |
parent | 59005b0c59a164101b0273e4bda212c809dc2246 (diff) | |
parent | 035f901eac4d2d0fd40f3055026355d55d46949f (diff) | |
download | linux-8ad06e56dcbc1984ef0ff8f6e3c19982c5809f73.tar.bz2 |
Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto updates from Herbert Xu:
"Algorithms:
- add private key generation to ecdh
Drivers:
- add generic gcm(aes) to aesni-intel
- add SafeXcel EIP197 crypto engine driver
- add ecb(aes), cfb(aes) and ecb(des3_ede) to cavium
- add support for CNN55XX adapters in cavium
- add ctr mode to chcr
- add support for gcm(aes) to omap"
* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (140 commits)
crypto: testmgr - Reenable sha1/aes in FIPS mode
crypto: ccp - Release locks before returning
crypto: cavium/nitrox - dma_mapping_error() returns bool
crypto: doc - fix typo in docs
Documentation/bindings: Document the SafeXel cryptographic engine driver
crypto: caam - fix gfp allocation flags (part II)
crypto: caam - fix gfp allocation flags (part I)
crypto: drbg - Fixes panic in wait_for_completion call
crypto: caam - make of_device_ids const.
crypto: vmx - remove unnecessary check
crypto: n2 - make of_device_ids const
crypto: inside-secure - use the base_end pointer in ring rollback
crypto: inside-secure - increase the batch size
crypto: inside-secure - only dequeue when needed
crypto: inside-secure - get the backlog before dequeueing the request
crypto: inside-secure - stop requeueing failed requests
crypto: inside-secure - use one queue per hw ring
crypto: inside-secure - update the context and request later
crypto: inside-secure - align the cipher and hash send functions
crypto: inside-secure - optimize DSE bufferability control
...
Diffstat (limited to 'include/crypto/akcipher.h')
-rw-r--r-- | include/crypto/akcipher.h | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/include/crypto/akcipher.h b/include/crypto/akcipher.h index c37cc59e9bf2..b5e11de4d497 100644 --- a/include/crypto/akcipher.h +++ b/include/crypto/akcipher.h @@ -98,7 +98,7 @@ struct akcipher_alg { unsigned int keylen); int (*set_priv_key)(struct crypto_akcipher *tfm, const void *key, unsigned int keylen); - int (*max_size)(struct crypto_akcipher *tfm); + unsigned int (*max_size)(struct crypto_akcipher *tfm); int (*init)(struct crypto_akcipher *tfm); void (*exit)(struct crypto_akcipher *tfm); @@ -257,13 +257,14 @@ static inline void akcipher_request_set_crypt(struct akcipher_request *req, /** * crypto_akcipher_maxsize() - Get len for output buffer * - * Function returns the dest buffer size required for a given key + * Function returns the dest buffer size required for a given key. + * Function assumes that the key is already set in the transformation. If this + * function is called without a setkey or with a failed setkey, you will end up + * in a NULL dereference. * * @tfm: AKCIPHER tfm handle allocated with crypto_alloc_akcipher() - * - * Return: minimum len for output buffer or error code in key hasn't been set */ -static inline int crypto_akcipher_maxsize(struct crypto_akcipher *tfm) +static inline unsigned int crypto_akcipher_maxsize(struct crypto_akcipher *tfm) { struct akcipher_alg *alg = crypto_akcipher_alg(tfm); |