* [MPTCP] [PATCH mptcp-next v2 09/12] mptcp: Only use subflow EOF signaling on fallback connections
@ 2020-07-23 0:32 Mat Martineau
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From: Mat Martineau @ 2020-07-23 0:32 UTC (permalink / raw)
To: mptcp
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The MPTCP state machine handles disconnections on non-fallback connections,
but the mptcp_sock still needs to get notified when fallback subflows
disconnect.
Signed-off-by: Mat Martineau <mathew.j.martineau(a)linux.intel.com>
---
net/mptcp/subflow.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c
index 7ab2a52ad150..1c8482bc2ce5 100644
--- a/net/mptcp/subflow.c
+++ b/net/mptcp/subflow.c
@@ -1159,7 +1159,8 @@ static void subflow_state_change(struct sock *sk)
if (mptcp_subflow_data_available(sk))
mptcp_data_ready(parent, sk);
- if (!(parent->sk_shutdown & RCV_SHUTDOWN) &&
+ if (__mptcp_check_fallback(mptcp_sk(parent)) &&
+ !(parent->sk_shutdown & RCV_SHUTDOWN) &&
!subflow->rx_eof && subflow_is_done(sk)) {
subflow->rx_eof = 1;
mptcp_subflow_eof(parent);
--
2.27.0
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2020-07-23 0:32 [MPTCP] [PATCH mptcp-next v2 09/12] mptcp: Only use subflow EOF signaling on fallback connections Mat Martineau
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