From: Po Liu <redacted>
Date: Fri, 27 Dec 2019 03:12:18 +0000

v2:
- fix the csum and time specific deaprture return directly if both
offloading enabled

The test is in the wrong location.

You are testing at run time when packets are being transmitted.

Instead, you should test when the configuration change is made
which creates the conflict, and disallow the configuration change
in such a conflicting case.