Re: [dpdk-dev] [PATCH] net/bonding: fix socket id check

[Ferruh Yigit <ferruh.yigit@intel.com>]

On 6/16/2020 11:09 AM, Chas Williams wrote:

> On 6/16/20 5:46 AM, David Marchand wrote:
>> Caught by code review, rte_eth_dev_socket_id() returns -1 on error.
>> The code should behave the same, but still, do not use LCORE_ID_ANY for
>> something that is not a lcore id.
>>
>> Fixes: c15c5897340d ("net/bonding: avoid allocating mempool on unknown socket")
>> Cc: stable@dpdk.org
>>
>> Signed-off-by: David Marchand <david.marchand@redhat.com>
>
> Acked-by: Chas Williams <chas3@att.com>
>

Applied to dpdk-next-net/master, thanks.

>> ---
>>   drivers/net/bonding/rte_eth_bond_8023ad.c | 2 +-
>>   1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/net/bonding/rte_eth_bond_8023ad.c b/drivers/net/bonding/rte_eth_bond_8023ad.c
>> index b77a37ddb3..b7ffa2f2cf 100644
>> --- a/drivers/net/bonding/rte_eth_bond_8023ad.c
>> +++ b/drivers/net/bonding/rte_eth_bond_8023ad.c
>> @@ -1043,7 +1043,7 @@ bond_mode_8023ad_activate_slave(struct rte_eth_dev *bond_dev,
>>   	RTE_ASSERT(port->tx_ring == NULL);
>>   
>>   	socket_id = rte_eth_dev_socket_id(slave_id);
>> -	if (socket_id == (int)LCORE_ID_ANY)
>> +	if (socket_id == -1)
> 
> Testing against < 0 would probably be more future proof. But if someone 
> decides to update rte_eth_dev_socket_id they will hopefully update 
> callers as well.
> 
>>   		socket_id = rte_socket_id();
>>   
>>   	element_size = sizeof(struct slow_protocol_frame) +
>>