diff options
| -rw-r--r-- | pkg/sentry/socket/epsocket/epsocket.go | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/pkg/sentry/socket/epsocket/epsocket.go b/pkg/sentry/socket/epsocket/epsocket.go index 9ff9af0bc..a1bb265c0 100644 --- a/pkg/sentry/socket/epsocket/epsocket.go +++ b/pkg/sentry/socket/epsocket/epsocket.go @@ -952,6 +952,12 @@ func (s *SocketOperations) RecvMsg(t *kernel.Task, dst usermem.IOSequence, flags senderRequested = false } n, senderAddr, senderAddrLen, controlMessages, err = s.nonBlockingRead(t, dst, peek, trunc, senderRequested) + + if err == syserr.ErrClosedForReceive && flags&linux.MSG_DONTWAIT != 0 { + // In this situation we should return EAGAIN. + return 0, nil, 0, socket.ControlMessages{}, syserr.ErrTryAgain + } + if err != syserr.ErrWouldBlock || flags&linux.MSG_DONTWAIT != 0 { return } |