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author | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2014-02-03 15:32:45 -0200 |
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committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2014-02-03 15:32:45 -0200 |
commit | 46932cc3784fab58cedfed099127f243e7af9102 (patch) | |
tree | 3a6fe72386b4567b1b6aa156613db607ee737263 /crypto/authencesn.c | |
parent | 2d913b33066b19294e6ea3e5caed196751ecf17e (diff) | |
parent | f6490f52c919d9a90918fd2f944e94e4c980b472 (diff) | |
download | linux-crypto-46932cc3784fab58cedfed099127f243e7af9102.tar.gz linux-crypto-46932cc3784fab58cedfed099127f243e7af9102.zip |
Merge tag 'v3.14-rc1' into patchwork
Linus 3.14-rc1
* tag 'v3.14-rc1': (11781 commits)
Linus 3.14-rc1
hpfs: optimize quad buffer loading
hpfs: remember free space
parisc: add flexible mmap memory layout support
parisc: Make EWOULDBLOCK be equal to EAGAIN on parisc
parisc: convert uapi/asm/stat.h to use native types only
parisc: wire up sched_setattr and sched_getattr
parisc: fix cache-flushing
parisc/sti_console: prefer Linux fonts over built-in ROM fonts
hwmon: Fix SENSORS_TMP102 dependencies to eliminate build errors
hwmon: Fix SENSORS_LM75 dependencies to eliminate build errors
tools/power turbostat: introduce -s to dump counters
tools/power turbostat: remove unused command line option
afs: proc cells and rootcell are writeable
tile: remove compat_sys_lookup_dcookie declaration to fix compile error
Revert "PCI: Remove from bus_list and release resources in pci_release_dev()"
ARM: multi_v7_defconfig: remove redundant entries and re-enable TI_EDMA
ARM: multi_v7_defconfig: add mvebu drivers
clocksource: kona: Add basic use of external clock
drivers: bus: fix CCI driver kcalloc call parameters swap
...
Diffstat (limited to 'crypto/authencesn.c')
-rw-r--r-- | crypto/authencesn.c | 34 |
1 files changed, 8 insertions, 26 deletions
diff --git a/crypto/authencesn.c b/crypto/authencesn.c index ab53762f..4be0dd43 100644 --- a/crypto/authencesn.c +++ b/crypto/authencesn.c @@ -59,37 +59,19 @@ static void authenc_esn_request_complete(struct aead_request *req, int err) static int crypto_authenc_esn_setkey(struct crypto_aead *authenc_esn, const u8 *key, unsigned int keylen) { - unsigned int authkeylen; - unsigned int enckeylen; struct crypto_authenc_esn_ctx *ctx = crypto_aead_ctx(authenc_esn); struct crypto_ahash *auth = ctx->auth; struct crypto_ablkcipher *enc = ctx->enc; - struct rtattr *rta = (void *)key; - struct crypto_authenc_key_param *param; + struct crypto_authenc_keys keys; int err = -EINVAL; - if (!RTA_OK(rta, keylen)) + if (crypto_authenc_extractkeys(&keys, key, keylen) != 0) goto badkey; - if (rta->rta_type != CRYPTO_AUTHENC_KEYA_PARAM) - goto badkey; - if (RTA_PAYLOAD(rta) < sizeof(*param)) - goto badkey; - - param = RTA_DATA(rta); - enckeylen = be32_to_cpu(param->enckeylen); - - key += RTA_ALIGN(rta->rta_len); - keylen -= RTA_ALIGN(rta->rta_len); - - if (keylen < enckeylen) - goto badkey; - - authkeylen = keylen - enckeylen; crypto_ahash_clear_flags(auth, CRYPTO_TFM_REQ_MASK); crypto_ahash_set_flags(auth, crypto_aead_get_flags(authenc_esn) & CRYPTO_TFM_REQ_MASK); - err = crypto_ahash_setkey(auth, key, authkeylen); + err = crypto_ahash_setkey(auth, keys.authkey, keys.authkeylen); crypto_aead_set_flags(authenc_esn, crypto_ahash_get_flags(auth) & CRYPTO_TFM_RES_MASK); @@ -99,7 +81,7 @@ static int crypto_authenc_esn_setkey(struct crypto_aead *authenc_esn, const u8 * crypto_ablkcipher_clear_flags(enc, CRYPTO_TFM_REQ_MASK); crypto_ablkcipher_set_flags(enc, crypto_aead_get_flags(authenc_esn) & CRYPTO_TFM_REQ_MASK); - err = crypto_ablkcipher_setkey(enc, key + authkeylen, enckeylen); + err = crypto_ablkcipher_setkey(enc, keys.enckey, keys.enckeylen); crypto_aead_set_flags(authenc_esn, crypto_ablkcipher_get_flags(enc) & CRYPTO_TFM_RES_MASK); @@ -247,7 +229,7 @@ static void authenc_esn_verify_ahash_update_done(struct crypto_async_request *ar scatterwalk_map_and_copy(ihash, areq_ctx->sg, areq_ctx->cryptlen, authsize, 0); - err = memcmp(ihash, ahreq->result, authsize) ? -EBADMSG : 0; + err = crypto_memneq(ihash, ahreq->result, authsize) ? -EBADMSG : 0; if (err) goto out; @@ -296,7 +278,7 @@ static void authenc_esn_verify_ahash_update_done2(struct crypto_async_request *a scatterwalk_map_and_copy(ihash, areq_ctx->sg, areq_ctx->cryptlen, authsize, 0); - err = memcmp(ihash, ahreq->result, authsize) ? -EBADMSG : 0; + err = crypto_memneq(ihash, ahreq->result, authsize) ? -EBADMSG : 0; if (err) goto out; @@ -336,7 +318,7 @@ static void authenc_esn_verify_ahash_done(struct crypto_async_request *areq, scatterwalk_map_and_copy(ihash, areq_ctx->sg, areq_ctx->cryptlen, authsize, 0); - err = memcmp(ihash, ahreq->result, authsize) ? -EBADMSG : 0; + err = crypto_memneq(ihash, ahreq->result, authsize) ? -EBADMSG : 0; if (err) goto out; @@ -568,7 +550,7 @@ static int crypto_authenc_esn_verify(struct aead_request *req) ihash = ohash + authsize; scatterwalk_map_and_copy(ihash, areq_ctx->sg, areq_ctx->cryptlen, authsize, 0); - return memcmp(ihash, ohash, authsize) ? -EBADMSG : 0; + return crypto_memneq(ihash, ohash, authsize) ? -EBADMSG : 0; } static int crypto_authenc_esn_iverify(struct aead_request *req, u8 *iv, |