We need to store and restore MC memberships in HW when a port joins or
leaves a bridge as well as when it is enabled or disabled, as these
properties should not change in these situations.
Signed-off-by: Sebastian Gottschall <s.gottschall@dd-wrt.com>
Signed-off-by: Birger Koblitz <git@birger-koblitz.de>
724e4af530