[dpdk-dev] [PATCH v1] net/iavf: fix RSS key access out of index

Xing, Beilei beilei.xing at intel.com
Thu May 20 03:23:50 CEST 2021



> -----Original Message-----
> From: Wang, Haiyue <haiyue.wang at intel.com>
> Sent: Wednesday, May 19, 2021 4:00 PM
> To: dev at dpdk.org
> Cc: Zhang, Qi Z <qi.z.zhang at intel.com>; Wang, Haiyue
> <haiyue.wang at intel.com>; stable at dpdk.org; Wu, Jingjing
> <jingjing.wu at intel.com>; Xing, Beilei <beilei.xing at intel.com>
> Subject: [PATCH v1] net/iavf: fix RSS key access out of index
> 
> The array rss_key has size 'vf->vf_res->rss_key_size', the array index should
> be less than that.
> 
> Cc: stable at dpdk.org
> Fixes: 69dd4c3d0898 ("net/avf: enable queue and device")
> 
> Signed-off-by: Haiyue Wang <haiyue.wang at intel.com>
> ---
>  drivers/net/iavf/iavf_ethdev.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/iavf/iavf_ethdev.c b/drivers/net/iavf/iavf_ethdev.c
> index d688c31cfb..cb38fe81e1 100644
> --- a/drivers/net/iavf/iavf_ethdev.c
> +++ b/drivers/net/iavf/iavf_ethdev.c
> @@ -366,7 +366,7 @@ iavf_init_rss(struct iavf_adapter *adapter)
>  	/* configure RSS key */
>  	if (!rss_conf->rss_key) {
>  		/* Calculate the default hash key */
> -		for (i = 0; i <= vf->vf_res->rss_key_size; i++)
> +		for (i = 0; i < vf->vf_res->rss_key_size; i++)
>  			vf->rss_key[i] = (uint8_t)rte_rand();
>  	} else
>  		rte_memcpy(vf->rss_key, rss_conf->rss_key,
> --
> 2.31.1

Acked-by: Beilei Xing <beilei.xing at intel.com>


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