diff options
| -rw-r--r-- | net/mptcp/pm_netlink.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c index 5151cfcd6962..9cc4eefaf080 100644 --- a/net/mptcp/pm_netlink.c +++ b/net/mptcp/pm_netlink.c @@ -867,13 +867,14 @@ static int mptcp_nl_cmd_del_addr(struct sk_buff *skb, struct genl_info *info) return ret; } -static void __flush_addrs(struct pm_nl_pernet *pernet) +static void __flush_addrs(struct net *net, struct list_head *list) { - while (!list_empty(&pernet->local_addr_list)) { + while (!list_empty(list)) { struct mptcp_pm_addr_entry *cur; - cur = list_entry(pernet->local_addr_list.next, + cur = list_entry(list->next, struct mptcp_pm_addr_entry, list); + mptcp_nl_remove_subflow_and_signal_addr(net, &cur->addr); list_del_rcu(&cur->list); kfree_rcu(cur, rcu); } @@ -890,11 +891,13 @@ static void __reset_counters(struct pm_nl_pernet *pernet) static int mptcp_nl_cmd_flush_addrs(struct sk_buff *skb, struct genl_info *info) { struct pm_nl_pernet *pernet = genl_info_pm_nl(info); + LIST_HEAD(free_list); spin_lock_bh(&pernet->lock); - __flush_addrs(pernet); + list_splice_init(&pernet->local_addr_list, &free_list); __reset_counters(pernet); spin_unlock_bh(&pernet->lock); + __flush_addrs(sock_net(skb->sk), &free_list); return 0; } @@ -1156,10 +1159,12 @@ static void __net_exit pm_nl_exit_net(struct list_head *net_list) struct net *net; list_for_each_entry(net, net_list, exit_list) { + struct pm_nl_pernet *pernet = net_generic(net, pm_nl_pernet_id); + /* net is removed from namespace list, can't race with * other modifiers */ - __flush_addrs(net_generic(net, pm_nl_pernet_id)); + __flush_addrs(net, &pernet->local_addr_list); } } |