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 bbbbfb421eec..473e5aa7baf4 100644 --- a/net/mptcp/pm_netlink.c +++ b/net/mptcp/pm_netlink.c @@ -1220,7 +1220,8 @@ static int mptcp_nl_add_subflow_or_signal_addr(struct net *net) while ((msk = mptcp_token_iter_next(net, &s_slot, &s_num)) != NULL) { struct sock *sk = (struct sock *)msk; - if (!READ_ONCE(msk->fully_established)) + if (!READ_ONCE(msk->fully_established) || + mptcp_pm_is_userspace(msk)) goto next; lock_sock(sk); @@ -1363,6 +1364,9 @@ static int mptcp_nl_remove_subflow_and_signal_addr(struct net *net, struct sock *sk = (struct sock *)msk; bool remove_subflow; + if (mptcp_pm_is_userspace(msk)) + goto next; + if (list_empty(&msk->conn_list)) { mptcp_pm_remove_anno_addr(msk, addr, false); goto next; @@ -1397,7 +1401,7 @@ static int mptcp_nl_remove_id_zero_address(struct net *net, struct sock *sk = (struct sock *)msk; struct mptcp_addr_info msk_local; - if (list_empty(&msk->conn_list)) + if (list_empty(&msk->conn_list) || mptcp_pm_is_userspace(msk)) goto next; local_address((struct sock_common *)msk, &msk_local); @@ -1504,9 +1508,11 @@ static void mptcp_nl_remove_addrs_list(struct net *net, while ((msk = mptcp_token_iter_next(net, &s_slot, &s_num)) != NULL) { struct sock *sk = (struct sock *)msk; - lock_sock(sk); - mptcp_pm_remove_addrs_and_subflows(msk, rm_list); - release_sock(sk); + if (!mptcp_pm_is_userspace(msk)) { + lock_sock(sk); + mptcp_pm_remove_addrs_and_subflows(msk, rm_list); + release_sock(sk); + } sock_put(sk); cond_resched(); @@ -1779,7 +1785,7 @@ static int mptcp_nl_set_flags(struct net *net, while ((msk = mptcp_token_iter_next(net, &s_slot, &s_num)) != NULL) { struct sock *sk = (struct sock *)msk; - if (list_empty(&msk->conn_list)) + if (list_empty(&msk->conn_list) || mptcp_pm_is_userspace(msk)) goto next; lock_sock(sk); |