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-rw-r--r--pkg/tcpip/transport/tcp/endpoint.go9
1 files changed, 8 insertions, 1 deletions
diff --git a/pkg/tcpip/transport/tcp/endpoint.go b/pkg/tcpip/transport/tcp/endpoint.go
index 87db13720..7ad894840 100644
--- a/pkg/tcpip/transport/tcp/endpoint.go
+++ b/pkg/tcpip/transport/tcp/endpoint.go
@@ -927,7 +927,12 @@ func (e *endpoint) Readiness(mask waiter.EventMask) waiter.EventMask {
result := waiter.EventMask(0)
switch e.EndpointState() {
- case StateInitial, StateBound, StateConnecting, StateSynSent, StateSynRecv:
+ case StateInitial, StateBound:
+ // This prevents blocking of new sockets which are not
+ // connected when SO_LINGER is set.
+ result |= waiter.EventHUp
+
+ case StateConnecting, StateSynSent, StateSynRecv:
// Ready for nothing.
case StateClose, StateError, StateTimeWait:
@@ -1098,6 +1103,8 @@ func (e *endpoint) closeNoShutdownLocked() {
e.notifyProtocolGoroutine(notifyClose)
} else {
e.transitionToStateCloseLocked()
+ // Notify that the endpoint is closed.
+ e.waiterQueue.Notify(waiter.EventHUp)
}
}