[dpdk-dev] [PATCH] examples/fips_validation: fix logically dead code

Kovacevic, Marko marko.kovacevic at intel.com
Mon Jun 17 13:10:08 CEST 2019


> Subject: [dpdk-dev] [PATCH] examples/fips_validation: fix logically dead
> code
> 
> Coverity issue: 336866
> Coverity issue: 336841
> Coverity issue: 336838
> Fixes: 41d561cbdd24 ("examples/fips_validation: add power on self test")
> 
> Signed-off-by: Fan Zhang <roy.fan.zhang at intel.com>
> ---
>  examples/fips_validation/fips_dev_self_test.c | 15 ++++++++++++---
>  1 file changed, 12 insertions(+), 3 deletions(-)
> 
> diff --git a/examples/fips_validation/fips_dev_self_test.c
> b/examples/fips_validation/fips_dev_self_test.c
> index df1c0e82e..444bbaa79 100644
> --- a/examples/fips_validation/fips_dev_self_test.c
> +++ b/examples/fips_validation/fips_dev_self_test.c
> @@ -1333,6 +1333,9 @@ check_cipher_result(struct rte_crypto_op *op,
>  	uint32_t len, src_len;
>  	int ret;
> 
> +	if (!mbuf)
> +		return -1;
> +
>  	if (dir == self_test_dir_enc_auth_gen) {
>  		src = vec->output.data;
>  		src_len = vec->output.len;
> @@ -1342,7 +1345,7 @@ check_cipher_result(struct rte_crypto_op *op,
>  	}
> 
>  	GET_MBUF_DATA(data, len, mbuf);
> -	if (!data && !len)
> +	if (!len)
>  		return -1;
> 
>  	ret = memcmp(data, src, src_len);
> @@ -1362,8 +1365,11 @@ check_auth_result(struct rte_crypto_op *op,
>  	uint32_t len;
>  	int ret;
> 
> +	if (mbuf == NULL)
> +		return -1;
> +
>  	GET_MBUF_DATA(data, len, mbuf);
> -	if (!data && !len)
> +	if (!len)
>  		return -1;
> 
>  	if (dir == self_test_dir_enc_auth_gen) { @@ -1387,6 +1393,9 @@
> check_aead_result(struct rte_crypto_op *op,
>  	uint32_t len, src_len;
>  	int ret;
> 
> +	if (!mbuf)
> +		return -1;
> +
>  	if (op->sym->aead.aad.data)
>  		rte_free(op->sym->aead.aad.data);
> 
> @@ -1399,7 +1408,7 @@ check_aead_result(struct rte_crypto_op *op,
>  	}
> 
>  	GET_MBUF_DATA(data, len, mbuf);
> -	if (!data && !len)
> +	if (!len)
>  		return -1;
> 
>  	ret = memcmp(data, src, src_len);
> --

Acked-by: Marko Kovacevic <marko.kovacevic at intel.com>


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