Message ID | 1427824907-13331-1-git-send-email-xiyou.wangcong@gmail.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Cong Wang <xiyou.wangcong@gmail.com> Date: Tue, 31 Mar 2015 11:01:45 -0700 > This is the IPv4 part for commit 905a6f96a1b1 > (ipv6: take rtnl_lock and mark mrt6 table as freed on namespace cleanup). > > Cc: Hannes Frederic Sowa <hannes@stressinduktion.org> > Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org> > Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Applied. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index 9282544..bc40115 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -278,10 +278,12 @@ static void __net_exit ipmr_rules_exit(struct net *net) { struct mr_table *mrt, *next; + rtnl_lock(); list_for_each_entry_safe(mrt, next, &net->ipv4.mr_tables, list) { list_del(&mrt->list); ipmr_free_table(mrt); } + rtnl_unlock(); fib_rules_unregister(net->ipv4.mr_rules_ops); } #else @@ -308,7 +310,10 @@ static int __net_init ipmr_rules_init(struct net *net) static void __net_exit ipmr_rules_exit(struct net *net) { + rtnl_lock(); ipmr_free_table(net->ipv4.mrt); + net->ipv4.mrt = NULL; + rtnl_unlock(); } #endif