diff options
Diffstat (limited to 'crypto/xts.c')
| -rw-r--r-- | crypto/xts.c | 17 |
1 files changed, 5 insertions, 12 deletions
diff --git a/crypto/xts.c b/crypto/xts.c index 3565f3b863a6..35a30610569b 100644 --- a/crypto/xts.c +++ b/crypto/xts.c @@ -331,19 +331,17 @@ static void crypto_xts_free(struct skcipher_instance *inst) static int create(struct crypto_template *tmpl, struct rtattr **tb) { struct skcipher_instance *inst; - struct crypto_attr_type *algt; struct xts_instance_ctx *ctx; struct skcipher_alg *alg; const char *cipher_name; u32 mask; int err; - algt = crypto_get_attr_type(tb); - if (IS_ERR(algt)) - return PTR_ERR(algt); - - if ((algt->type ^ CRYPTO_ALG_TYPE_SKCIPHER) & algt->mask) - return -EINVAL; + err = crypto_check_attr_type(tb, CRYPTO_ALG_TYPE_SKCIPHER, &mask); + if (err) + return err; + mask |= crypto_requires_off(crypto_get_attr_type(tb), + CRYPTO_ALG_NEED_FALLBACK); cipher_name = crypto_attr_alg_name(tb[1]); if (IS_ERR(cipher_name)) @@ -355,10 +353,6 @@ static int create(struct crypto_template *tmpl, struct rtattr **tb) ctx = skcipher_instance_ctx(inst); - mask = crypto_requires_off(algt->type, algt->mask, - CRYPTO_ALG_NEED_FALLBACK | - CRYPTO_ALG_ASYNC); - err = crypto_grab_skcipher(&ctx->spawn, skcipher_crypto_instance(inst), cipher_name, 0, mask); if (err == -ENOENT) { @@ -415,7 +409,6 @@ static int create(struct crypto_template *tmpl, struct rtattr **tb) } else goto err_free_inst; - inst->alg.base.cra_flags = alg->base.cra_flags & CRYPTO_ALG_ASYNC; inst->alg.base.cra_priority = alg->base.cra_priority; inst->alg.base.cra_blocksize = XTS_BLOCK_SIZE; inst->alg.base.cra_alignmask = alg->base.cra_alignmask | |