diff options
Diffstat (limited to 'Modules/_fileio.c')
| -rw-r--r-- | Modules/_fileio.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/Modules/_fileio.c b/Modules/_fileio.c index 88ee54c..0006561 100644 --- a/Modules/_fileio.c +++ b/Modules/_fileio.c @@ -77,11 +77,15 @@ internal_close(PyFileIOObject *self) if (self->fd >= 0) { int fd = self->fd; self->fd = -1; - Py_BEGIN_ALLOW_THREADS - err = close(fd); - if (err < 0) - save_errno = errno; - Py_END_ALLOW_THREADS + /* fd is accessible and someone else may have closed it */ + if (_PyVerify_fd(fd)) { + Py_BEGIN_ALLOW_THREADS + err = close(fd); + if (err < 0) + save_errno = errno; + Py_END_ALLOW_THREADS + } else + save_errno = errno; } if (err < 0) { errno = save_errno; |