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To: Yuanhan Liu <yuanhan.liu@linux.intel.com>, dev@dpdk.org
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From: Ferruh Yigit <ferruh.yigit@intel.com>
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Date: Fri, 20 Jan 2017 11:21:22 +0000
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Subject: Re: [dpdk-dev] [PATCH] ethdev: fix wrong memset
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On 1/20/2017 8:04 AM, Yuanhan Liu wrote:
> Fix an silly error by auto-complete while managing the merge conflicts.
> It's the eth_dev_data (but not eth_dev) entry should be memset.
> 
> Fixes: d948f596fee2 ("ethdev: fix port data mismatched in multiple process model")
> 
> Reported-by: Ferruh Yigit <ferruh.yigit@intel.com>
> Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
> ---
>  lib/librte_ether/rte_ethdev.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
> index 4790faf..61f44e2 100644
> --- a/lib/librte_ether/rte_ethdev.c
> +++ b/lib/librte_ether/rte_ethdev.c
> @@ -225,7 +225,7 @@ struct rte_eth_dev *
>  		return NULL;
>  	}
>  
> -	memset(&rte_eth_devices[port_id], 0, sizeof(*eth_dev->data));
> +	memset(&rte_eth_dev_data[port_id], 0, sizeof(struct rte_eth_dev_data));

Not directly related to the this issue, but, after fix, this may have
issues with secondary process.

There were patches sent to fix this.


>  	eth_dev = eth_dev_get(port_id);
>  	snprintf(eth_dev->data->name, sizeof(eth_dev->data->name), "%s", name);
>  	eth_dev->data->port_id = port_id;
>