[PATCH v5 2/5] telemetry: fix repeated display when callback don't set dict

[Bruce Richardson]

On Mon, Dec 19, 2022 at 09:07:20AM +0000, Chengwen Feng wrote:
> When telemetry callback didn't set dict and return a non-negative
> number, the telemetry will repeat to display the last result.
> 
> Fixes: 6dd571fd07c3 ("telemetry: introduce new functionality")
> Cc: stable at dpdk.org
> 
> Signed-off-by: Chengwen Feng <fengchengwen at huawei.com>
> ---

Hi Chengwen,

I'm a little curious about this bug. Can you describe some steps to
reproduce it as I'm curious as to exactly what is happening. The fix seems
a little strange to me so I'd like to investigate a little more to see if
other approaches might work.

Thanks,
/Bruce