diff options
Diffstat (limited to 'net/mptcp/protocol.c')
| -rw-r--r-- | net/mptcp/protocol.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c index 33b5dce431c2..8abb425d8b5f 100644 --- a/net/mptcp/protocol.c +++ b/net/mptcp/protocol.c @@ -2665,7 +2665,7 @@ static void __mptcp_retrans(struct sock *sk) } if (!mptcp_send_head(sk)) - return; + goto clear_scheduled; goto reset_timer; } @@ -2696,7 +2696,7 @@ static void __mptcp_retrans(struct sock *sk) if (__mptcp_check_fallback(msk)) { spin_unlock_bh(&msk->fallback_lock); release_sock(ssk); - return; + goto clear_scheduled; } while (info.sent < info.limit) { @@ -2728,6 +2728,15 @@ reset_timer: if (!mptcp_rtx_timer_pending(sk)) mptcp_reset_rtx_timer(sk); + +clear_scheduled: + /* If no rtx data was available or in case of fallback, there + * could be left-over scheduled subflows; clear them all + * or later xmit could use bad ones + */ + mptcp_for_each_subflow(msk, subflow) + if (READ_ONCE(subflow->scheduled)) + mptcp_subflow_set_scheduled(subflow, false); } /* schedule the timeout timer for the relevant event: either close timeout |