> -----Original Message-----
> From: Ye, Xiaolong
> Sent: Tuesday, October 29, 2019 11:04 AM
> To: Yang, Qiming <qiming.y...@intel.com>
> Cc: Jiang, JunyuX <junyux.ji...@intel.com>; dev@dpdk.org; Chas Williams
> <ch...@att.com>; sta...@dpdk.org
> Subject: Re: [dpdk-dev] [PATCH] net/bonding: fix segfault using invalid port
> 
> On 10/28, Yang, Qiming wrote:
> >Hi, Junyu
> >
> >> +  dev = &rte_eth_devices[port];
> >> +  internals = dev->data->dev_private;
> >Have you build success? I think we need to add (struct bond_dev_private *)
> for force transfer
> 
> dev_private is a void *, an explicit type conversion is not needed here.

OK, I saw the original code used. 
-       struct bond_dev_private *internals = (struct bond_dev_private *)
-               dev->data->dev_private; 

> 
> Thanks,
> Xiaolong
> >
> >>
> >>    if (check_for_bonded_ethdev(dev) != 0)
> >>            return -1;
> >> @@ -1689,9 +1696,14 @@ int
> >>  rte_eth_bond_8023ad_dedicated_queues_disable(uint16_t port)  {
> >>    int retval = 0;
> >> -  struct rte_eth_dev *dev = &rte_eth_devices[port];
> >> -  struct bond_dev_private *internals = (struct bond_dev_private *)
> >> -          dev->data->dev_private;
> >> +  struct rte_eth_dev *dev;
> >> +  struct bond_dev_private *internals;
> >> +
> >> +  if (valid_bonded_port_id(port) != 0)
> >> +          return -EINVAL;
> >> +
> >> +  dev = &rte_eth_devices[port];
> >> +  internals = dev->data->dev_private;
> >Same as before
> >
> >>
> >>    if (check_for_bonded_ethdev(dev) != 0)
> >>            return -1;
> >> --
> >> 2.17.1
> >

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