From: YueHaibing <yuehaibing@xxxxxxxxxx> Date: Mon, 17 Dec 2018 17:46:23 +0800 > function br_multicast_toggle now always return 0, > so the variable 'err' is unneeded. > Also cleanup dead branch in br_changelink. > > Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx> Applied.