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author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-04-02 00:47:40 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-04-02 00:47:40 +0300 |
commit | 72f35423e8a6a2451c202f52cb8adb92b08592ec (patch) | |
tree | 2cc5c715631a59d51b6445143e03a187e8e394f6 /crypto/ctr.c | |
parent | 890f0b0d27dc400679b9a91d04ca44f5ee4c19c0 (diff) | |
parent | fcb90d51c375d09a034993cda262b68499e233a4 (diff) | |
download | linux-72f35423e8a6a2451c202f52cb8adb92b08592ec.tar.xz |
Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto updates from Herbert Xu:
"API:
- Fix out-of-sync IVs in self-test for IPsec AEAD algorithms
Algorithms:
- Use formally verified implementation of x86/curve25519
Drivers:
- Enhance hwrng support in caam
- Use crypto_engine for skcipher/aead/rsa/hash in caam
- Add Xilinx AES driver
- Add uacce driver
- Register zip engine to uacce in hisilicon
- Add support for OCTEON TX CPT engine in marvell"
* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (162 commits)
crypto: af_alg - bool type cosmetics
crypto: arm[64]/poly1305 - add artifact to .gitignore files
crypto: caam - limit single JD RNG output to maximum of 16 bytes
crypto: caam - enable prediction resistance in HRWNG
bus: fsl-mc: add api to retrieve mc version
crypto: caam - invalidate entropy register during RNG initialization
crypto: caam - check if RNG job failed
crypto: caam - simplify RNG implementation
crypto: caam - drop global context pointer and init_done
crypto: caam - use struct hwrng's .init for initialization
crypto: caam - allocate RNG instantiation descriptor with GFP_DMA
crypto: ccree - remove duplicated include from cc_aead.c
crypto: chelsio - remove set but not used variable 'adap'
crypto: marvell - enable OcteonTX cpt options for build
crypto: marvell - add the Virtual Function driver for CPT
crypto: marvell - add support for OCTEON TX CPT engine
crypto: marvell - create common Kconfig and Makefile for Marvell
crypto: arm/neon - memzero_explicit aes-cbc key
crypto: bcm - Use scnprintf() for avoiding potential buffer overflow
crypto: atmel-i2c - Fix wakeup fail
...
Diffstat (limited to 'crypto/ctr.c')
-rw-r--r-- | crypto/ctr.c | 29 |
1 files changed, 9 insertions, 20 deletions
diff --git a/crypto/ctr.c b/crypto/ctr.c index a8feab621c6c..31ac4ae598e1 100644 --- a/crypto/ctr.c +++ b/crypto/ctr.c @@ -260,7 +260,6 @@ static int crypto_rfc3686_create(struct crypto_template *tmpl, struct skcipher_instance *inst; struct skcipher_alg *alg; struct crypto_skcipher_spawn *spawn; - const char *cipher_name; u32 mask; int err; @@ -272,10 +271,6 @@ static int crypto_rfc3686_create(struct crypto_template *tmpl, if ((algt->type ^ CRYPTO_ALG_TYPE_SKCIPHER) & algt->mask) return -EINVAL; - cipher_name = crypto_attr_alg_name(tb[1]); - if (IS_ERR(cipher_name)) - return PTR_ERR(cipher_name); - inst = kzalloc(sizeof(*inst) + sizeof(*spawn), GFP_KERNEL); if (!inst) return -ENOMEM; @@ -287,7 +282,7 @@ static int crypto_rfc3686_create(struct crypto_template *tmpl, spawn = skcipher_instance_ctx(inst); err = crypto_grab_skcipher(spawn, skcipher_crypto_instance(inst), - cipher_name, 0, mask); + crypto_attr_alg_name(tb[1]), 0, mask); if (err) goto err_free_inst; @@ -296,20 +291,20 @@ static int crypto_rfc3686_create(struct crypto_template *tmpl, /* We only support 16-byte blocks. */ err = -EINVAL; if (crypto_skcipher_alg_ivsize(alg) != CTR_RFC3686_BLOCK_SIZE) - goto err_drop_spawn; + goto err_free_inst; /* Not a stream cipher? */ if (alg->base.cra_blocksize != 1) - goto err_drop_spawn; + goto err_free_inst; err = -ENAMETOOLONG; if (snprintf(inst->alg.base.cra_name, CRYPTO_MAX_ALG_NAME, "rfc3686(%s)", alg->base.cra_name) >= CRYPTO_MAX_ALG_NAME) - goto err_drop_spawn; + goto err_free_inst; if (snprintf(inst->alg.base.cra_driver_name, CRYPTO_MAX_ALG_NAME, "rfc3686(%s)", alg->base.cra_driver_name) >= CRYPTO_MAX_ALG_NAME) - goto err_drop_spawn; + goto err_free_inst; inst->alg.base.cra_priority = alg->base.cra_priority; inst->alg.base.cra_blocksize = 1; @@ -336,17 +331,11 @@ static int crypto_rfc3686_create(struct crypto_template *tmpl, inst->free = crypto_rfc3686_free; err = skcipher_register_instance(tmpl, inst); - if (err) - goto err_drop_spawn; - -out: - return err; - -err_drop_spawn: - crypto_drop_skcipher(spawn); + if (err) { err_free_inst: - kfree(inst); - goto out; + crypto_rfc3686_free(inst); + } + return err; } static struct crypto_template crypto_ctr_tmpls[] = { |