crypto: caam - Return a value directly in caam_hash_cra_init()

* Return a value at the end without storing it in an intermediate variable.

* Delete the local variable "ret" which became unnecessary with
  this refactoring.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/caam/caamhash.c b/drivers/crypto/caam/caamhash.c
index 933252f..b1dbc53 100644 (file)
--- a/drivers/crypto/caam/caamhash.c
+++ b/drivers/crypto/caam/caamhash.c
@@ -1846,7 +1846,6 @@ static int caam_hash_cra_init(struct crypto_tfm *tfm)
                                         HASH_MSG_LEN + SHA256_DIGEST_SIZE,
                                         HASH_MSG_LEN + 64,
                                         HASH_MSG_LEN + SHA512_DIGEST_SIZE };
-       int ret = 0;
 
        /*
         * Get a Job ring from Job Ring driver to ensure in-order
@@ -1866,10 +1865,7 @@ static int caam_hash_cra_init(struct crypto_tfm *tfm)
 
        crypto_ahash_set_reqsize(__crypto_ahash_cast(tfm),
                                 sizeof(struct caam_hash_state));
-
-       ret = ahash_set_sh_desc(ahash);
-
-       return ret;
+       return ahash_set_sh_desc(ahash);
 }
 
 static void caam_hash_cra_exit(struct crypto_tfm *tfm)