diff options
| -rw-r--r-- | net/mptcp/pm_netlink.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c index 6cde58c259a8..27427aeeee0e 100644 --- a/net/mptcp/pm_netlink.c +++ b/net/mptcp/pm_netlink.c @@ -711,6 +711,8 @@ static void mptcp_pm_nl_rm_addr_or_subflow(struct mptcp_sock *msk, return; for (i = 0; i < rm_list->nr; i++) { + bool removed = false; + list_for_each_entry_safe(subflow, tmp, &msk->conn_list, node) { struct sock *ssk = mptcp_subflow_tcp_sock(subflow); int how = RCV_SHUTDOWN | SEND_SHUTDOWN; @@ -730,15 +732,19 @@ static void mptcp_pm_nl_rm_addr_or_subflow(struct mptcp_sock *msk, mptcp_close_ssk(sk, ssk, subflow); spin_lock_bh(&msk->pm.lock); - if (rm_type == MPTCP_MIB_RMADDR) { - msk->pm.add_addr_accepted--; - WRITE_ONCE(msk->pm.accept_addr, true); - } else if (rm_type == MPTCP_MIB_RMSUBFLOW) { - msk->pm.local_addr_used--; - } + removed = true; msk->pm.subflows--; __MPTCP_INC_STATS(sock_net(sk), rm_type); } + if (!removed) + continue; + + if (rm_type == MPTCP_MIB_RMADDR) { + msk->pm.add_addr_accepted--; + WRITE_ONCE(msk->pm.accept_addr, true); + } else if (rm_type == MPTCP_MIB_RMSUBFLOW) { + msk->pm.local_addr_used--; + } } } |