[dpdk-dev] [PATCH] crypto/openssl: fix that remove unneeded check

[Chen, Zhaoyan]

Tested-by: Zhaoyan Chen <zhaoyan.chen at intel.com>

- Checked patch: success 
- Apply patch: success
- Compilation: success

Tested basic openssl_pmd tests and check the extra bytes. Passed.

Thanks

/Joey

> -----Original Message-----
> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Piotr Azarewicz
> Sent: Monday, January 9, 2017 10:46 PM
> To: De Lara Guarch, Pablo <pablo.de.lara.guarch at intel.com>; dev at dpdk.org
> Cc: stable at dpdk.org
> Subject: [dpdk-dev] [PATCH] crypto/openssl: fix that remove unneeded
> check
> 
> EVP_CIPHER_CTX_set_padding() function always returns 1, so the check is
> unneeded.
> 
> Fixes: d61f70b4c918 ("crypto/libcrypto: add driver for OpenSSL library")
> 
> Signed-off-by: Piotr Azarewicz <piotrx.t.azarewicz at intel.com>
> ---
>  drivers/crypto/openssl/rte_openssl_pmd.c |    3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/crypto/openssl/rte_openssl_pmd.c
> b/drivers/crypto/openssl/rte_openssl_pmd.c
> index 832ea1d..312154a 100644
> --- a/drivers/crypto/openssl/rte_openssl_pmd.c
> +++ b/drivers/crypto/openssl/rte_openssl_pmd.c
> @@ -522,8 +522,7 @@
>  	if (EVP_DecryptInit_ex(ctx, algo, NULL, key, iv) <= 0)
>  		goto process_cipher_decrypt_err;
> 
> -	if (EVP_CIPHER_CTX_set_padding(ctx, 0) <= 0)
> -		goto process_cipher_decrypt_err;
> +	EVP_CIPHER_CTX_set_padding(ctx, 0);
> 
>  	if (EVP_DecryptUpdate(ctx, dst, &dstlen, src, srclen) <= 0)
>  		goto process_cipher_decrypt_err;
> --
> 1.7.9.5