[dpdk-stable] [PATCH] net/vhost: fix double free of MAC addrs

[Tiwei Bie]

On Wed, Dec 19, 2018 at 01:37:18PM +0900, Hideyuki Yamashita wrote:
> The common data freeing has been moved to rte_eth_dev_release_port(),
> so freeing mac_addrs like this in eth_dev_close() is unnecessary and
> will cause double free.
> 
> Fixes: e16adf08e54d ("ethdev: free all common data when releasing port")
> Cc: stable at dpdk.org
> 
> Signed-off-by: Hideyuki Yamashita <yamashita.hideyuki at po.ntt-tx.co.jp>
> Signed-off-by: Yasufumi Ogawa <ogawa.yasufumi at lab.ntt.co.jp>
> ---
>  drivers/net/vhost/rte_eth_vhost.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/net/vhost/rte_eth_vhost.c b/drivers/net/vhost/rte_eth_vhost.c
> index 42bdfcbd5..b2cda0483 100644
> --- a/drivers/net/vhost/rte_eth_vhost.c
> +++ b/drivers/net/vhost/rte_eth_vhost.c
> @@ -1000,7 +1000,6 @@ eth_dev_close(struct rte_eth_dev *dev)
>  		for (i = 0; i < dev->data->nb_tx_queues; i++)
>  			rte_free(dev->data->tx_queues[i]);
>  
> -	rte_free(dev->data->mac_addrs);
>  	free(internal->dev_name);
>  	free(internal->iface_name);
>  	rte_free(internal);
> -- 
> 2.18.0

Reviewed-by: Tiwei Bie <tiwei.bie at intel.com>