Merged revisions 80722 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k

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  r80722 | antoine.pitrou | 2010-05-03 18:48:20 +0200 (lun., 03 mai 2010) | 11 lines

  Merged revisions 80720 via svnmerge from
  svn+ssh://pythondev@svn.python.org/python/trunk

  ........
    r80720 | antoine.pitrou | 2010-05-03 18:25:33 +0200 (lun., 03 mai 2010) | 5 lines

    Issue #7865: The close() method of :mod:`io` objects should not swallow
    exceptions raised by the implicit flush().  Also ensure that calling
    close() several times is supported.  Patch by Pascal Chambon.
  ........
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diff --git a/Modules/_io/bytesio.c b/Modules/_io/bytesio.c
index 686e20a..b93e325 100644
--- a/Modules/_io/bytesio.c
+++ b/Modules/_io/bytesio.c
@@ -169,6 +169,7 @@
 static PyObject *
 bytesio_flush(bytesio *self)
 {
+    CHECK_CLOSED(self);
     Py_RETURN_NONE;
 }