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| author | Herbert Xu <herbert@gondor.apana.org.au> | 2016-06-29 18:04:13 +0800 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2016-07-01 23:45:11 +0800 |
| commit | 32f27c745c26ff4b6351bce265cba049a2c74de5 (patch) | |
| tree | 71d517cfb123a327cdd92934612982cb46e3a180 /crypto | |
| parent | 64e26807bb93b4accaa395d98e118ab893cac074 (diff) | |
| download | linux-0-day-32f27c745c26ff4b6351bce265cba049a2c74de5.tar.gz linux-0-day-32f27c745c26ff4b6351bce265cba049a2c74de5.tar.xz | |
crypto: api - Add crypto_inst_setname
This patch adds the helper crypto_inst_setname because the current
helper crypto_alloc_instance2 is no longer useful given that we
now look up the algorithm after we allocate the instance object.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto')
| -rw-r--r-- | crypto/algapi.c | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/crypto/algapi.c b/crypto/algapi.c index 731255a6104f7..df939b54b09f7 100644 --- a/crypto/algapi.c +++ b/crypto/algapi.c @@ -811,6 +811,21 @@ int crypto_attr_u32(struct rtattr *rta, u32 *num) } EXPORT_SYMBOL_GPL(crypto_attr_u32); +int crypto_inst_setname(struct crypto_instance *inst, const char *name, + struct crypto_alg *alg) +{ + if (snprintf(inst->alg.cra_name, CRYPTO_MAX_ALG_NAME, "%s(%s)", name, + alg->cra_name) >= CRYPTO_MAX_ALG_NAME) + return -ENAMETOOLONG; + + if (snprintf(inst->alg.cra_driver_name, CRYPTO_MAX_ALG_NAME, "%s(%s)", + name, alg->cra_driver_name) >= CRYPTO_MAX_ALG_NAME) + return -ENAMETOOLONG; + + return 0; +} +EXPORT_SYMBOL_GPL(crypto_inst_setname); + void *crypto_alloc_instance2(const char *name, struct crypto_alg *alg, unsigned int head) { @@ -825,13 +840,8 @@ void *crypto_alloc_instance2(const char *name, struct crypto_alg *alg, inst = (void *)(p + head); - err = -ENAMETOOLONG; - if (snprintf(inst->alg.cra_name, CRYPTO_MAX_ALG_NAME, "%s(%s)", name, - alg->cra_name) >= CRYPTO_MAX_ALG_NAME) - goto err_free_inst; - - if (snprintf(inst->alg.cra_driver_name, CRYPTO_MAX_ALG_NAME, "%s(%s)", - name, alg->cra_driver_name) >= CRYPTO_MAX_ALG_NAME) + err = crypto_inst_setname(inst, name, alg); + if (err) goto err_free_inst; return p; |