[dts] [PATCH v2] tests/pmdrss_hash: check reta_lines before verifying the result

[Liu, Yong]

Thanks Michael, applied in.

On 02/28/2018 06:15 PM, michael.luo at intel.com wrote:
> From: Luo Gaoliang<michael.luo at intel.com>
>
> If reta_lines was empty, DTS shows the test case passed still.
> So add the checking of "reta_lines" before verifying result.
> And changing the variable "reta_lines" as an argument of verify function
> rather than a global variable.
>
> Signed-off-by: Luo Gaoliang<michael.luo at intel.com>