Allow DSA to add VLAN entries even if VLAN filtering is disabled, so
enabling it will not block the traffic of existent ports in the bridge
Signed-off-by: NDENG Qingfang <dqfext@gmail.com>
Reviewed-by: NFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>