[dpdk-dev] [PATCH] app/testpmd: fix unchecked return value

[Andrew Rybchenko]

On 3/16/21 9:34 AM, Li, Xiaoyun wrote:
>> -----Original Message-----
>> From: Kalesh A P <kalesh-anakkur.purayil at broadcom.com>
>> Sent: Tuesday, March 16, 2021 14:52
>> To: dev at dpdk.org
>> Cc: Li, Xiaoyun <xiaoyun.li at intel.com>; Yigit, Ferruh <ferruh.yigit at intel.com>
>> Subject: [dpdk-dev] [PATCH] app/testpmd: fix unchecked return value
>>
>> From: Kalesh AP <kalesh-anakkur.purayil at broadcom.com>
>>
>> This patch checks return value for rte_eth_dev_info_get() in show_macs().
>>
>> Coverity issue: 353629
>> Fixes: e1d44d0ad623 ("app/testpmd: show MAC addresses added to a port")
>> Cc: stable at dpdk.org
>>
>> Signed-off-by: Kalesh AP <kalesh-anakkur.purayil at broadcom.com>
>> ---
>>  app/test-pmd/config.c | 3 ++-
>>  1 file changed, 2 insertions(+), 1 deletion(-)
>>
>> diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c index
>> 576d5ac..4ce75a8 100644
>> --- a/app/test-pmd/config.c
>> +++ b/app/test-pmd/config.c
>> @@ -4930,7 +4930,8 @@ show_macs(portid_t port_id)
>>
>>  	dev = &rte_eth_devices[port_id];
>>
>> -	rte_eth_dev_info_get(port_id, &dev_info);
>> +	if (eth_dev_info_get_print_err(port_id, &dev_info))
>> +		return;
>>
>>  	for (i = 0; i < dev_info.max_mac_addrs; i++) {
>>  		addr = &dev->data->mac_addrs[i];
>> --
>> 2.10.1
> 
> Acked-by: Xiaoyun Li <xiaoyun.li at intel.com>
> 

Acked-by: Andrew Rybchenko <andrew.rybchenko at oktetlabs.ru>