CNB94: macsec: Use helper macsec_netdev_priv for offload drivers
JIRA: https://issues.redhat.com/browse/RHEL-22387
Tested: Just built. There is no functional change for existing drivers.
Commits:
bd9424efc482 ("macsec: Use helper macsec_netdev_priv for offload drivers")
Signed-off-by: Ivan Vecera ivecera@redhat.com