r8169: replace get_protocol with vlan_get_protocol

This patch is basically the same as 6e74d1749a ("r8152: replace
get_protocol with vlan_get_protocol"). Use vlan_get_protocol
instead of duplicating the functionality.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Heiner Kallweit 2018-05-02 21:40:02 +02:00 • committed by David S. Miller
commit 4ff3646628