From: Hangbin Liu <liuhang...@gmail.com> Date: Fri, 26 Oct 2018 10:30:54 +0800
> Currently we only set mc_qrv to sysctl_mld_qrv when interface up. If we > change sysctl_mld_qrv after interface up, it will has no effect. > > Fix it by assigning latest sysctl_mld_qrv to idev mc_qrv when join new group. > > Reported-by: Ying Xu <yi...@redhat.com> > Signed-off-by: Hangbin Liu <liuhang...@gmail.com> Why isn't mld_update_qrv() taking care of this? At a minimum, you must make your change take MLD_QRV_DEFAULT etc. into account like mld_update_qrv() does.
