diff options
Diffstat (limited to 'net/ipv6/mcast.c')
| -rw-r--r-- | net/ipv6/mcast.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c index bc6e0a0bad3c..7ba01d8cfbae 100644 --- a/net/ipv6/mcast.c +++ b/net/ipv6/mcast.c @@ -159,9 +159,9 @@ static int unsolicited_report_interval(struct inet6_dev *idev) int iv; if (mld_in_v1_mode(idev)) - iv = idev->cnf.mldv1_unsolicited_report_interval; + iv = READ_ONCE(idev->cnf.mldv1_unsolicited_report_interval); else - iv = idev->cnf.mldv2_unsolicited_report_interval; + iv = READ_ONCE(idev->cnf.mldv2_unsolicited_report_interval); return iv > 0 ? iv : 1; } @@ -1202,15 +1202,15 @@ static bool mld_marksources(struct ifmcaddr6 *pmc, int nsrcs, static int mld_force_mld_version(const struct inet6_dev *idev) { + const struct net *net = dev_net(idev->dev); + int all_force; + + all_force = READ_ONCE(net->ipv6.devconf_all->force_mld_version); /* Normally, both are 0 here. If enforcement to a particular is * being used, individual device enforcement will have a lower * precedence over 'all' device (.../conf/all/force_mld_version). */ - - if (dev_net(idev->dev)->ipv6.devconf_all->force_mld_version != 0) - return dev_net(idev->dev)->ipv6.devconf_all->force_mld_version; - else - return idev->cnf.force_mld_version; + return all_force ?: READ_ONCE(idev->cnf.force_mld_version); } static bool mld_in_v2_mode_only(const struct inet6_dev *idev) @@ -2719,7 +2719,6 @@ void ipv6_mc_down(struct inet6_dev *idev) /* Should stop work after group drop. or we will * start work again in mld_ifc_event() */ - synchronize_net(); mld_query_stop_work(idev); mld_report_stop_work(idev); |