[qca-nss-drv] Retrieve the feature list for virt_if from netdev

Retrieve the feature list for virt_if from netdev instead of
having a local variable in the register function.

Change-Id: I32146a227e17df8fa10e3d939a694cfe3aa23126
Signed-off-by: Sundarajan Srinivasan <sundaraj@codeaurora.org>
2 files changed