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-rw-r--r--crypto/cbc.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/crypto/cbc.c b/crypto/cbc.c
index 136fea7e7000..1f2649e13b42 100644
--- a/crypto/cbc.c
+++ b/crypto/cbc.c
@@ -275,13 +275,18 @@ static void crypto_cbc_exit_tfm(struct crypto_tfm *tfm)
crypto_free_cipher(ctx->child);
}
-static struct crypto_instance *crypto_cbc_alloc(void *param, unsigned int len)
+static struct crypto_instance *crypto_cbc_alloc(struct rtattr **tb)
{
struct crypto_instance *inst;
struct crypto_alg *alg;
+ int err;
+
+ err = crypto_check_attr_type(tb, CRYPTO_ALG_TYPE_BLKCIPHER);
+ if (err)
+ return ERR_PTR(err);
- alg = crypto_get_attr_alg(param, len, CRYPTO_ALG_TYPE_CIPHER,
- CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_ASYNC);
+ alg = crypto_get_attr_alg(tb, CRYPTO_ALG_TYPE_CIPHER,
+ CRYPTO_ALG_TYPE_MASK);
if (IS_ERR(alg))
return ERR_PTR(PTR_ERR(alg));