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| author | Eyal Soha <eyalsoha@google.com> | 2020-03-06 11:41:10 -0800 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-03-06 11:42:34 -0800 |
| commit | d5dbe366bf7c9f5b648b8114a9dc7f45589899b1 (patch) | |
| tree | 82f45c53e7f0bc229dd4a9e43251875a7d6c737a /pkg/tcpip/transport/tcp | |
| parent | f50d9a31e9e734a02e0191f6bc91b387bb21f9ab (diff) | |
shutdown(s, SHUT_WR) in TIME-WAIT returns ENOTCONN
From RFC 793 s3.9 p61 Event Processing:
CLOSE Call during TIME-WAIT: return with "error: connection closing"
Fixes #1603
PiperOrigin-RevId: 299401353
Diffstat (limited to 'pkg/tcpip/transport/tcp')
| -rw-r--r-- | pkg/tcpip/transport/tcp/endpoint.go | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/pkg/tcpip/transport/tcp/endpoint.go b/pkg/tcpip/transport/tcp/endpoint.go index 40cc664c0..dc9c18b6f 100644 --- a/pkg/tcpip/transport/tcp/endpoint.go +++ b/pkg/tcpip/transport/tcp/endpoint.go @@ -2117,10 +2117,13 @@ func (e *endpoint) Shutdown(flags tcpip.ShutdownFlags) *tcpip.Error { // Close for write. if (e.shutdownFlags & tcpip.ShutdownWrite) != 0 { e.sndBufMu.Lock() - if e.sndClosed { // Already closed. e.sndBufMu.Unlock() + if e.EndpointState() == StateTimeWait { + e.mu.Unlock() + return tcpip.ErrNotConnected + } break } |