diff options
| -rw-r--r-- | Modules/posixmodule.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Modules/posixmodule.c b/Modules/posixmodule.c index a27a2af..50ee0e3 100644 --- a/Modules/posixmodule.c +++ b/Modules/posixmodule.c @@ -5777,7 +5777,7 @@ posix_fdopen(PyObject *self, PyObject *args) if (flags != -1) fcntl(fd, F_SETFL, flags | O_APPEND); fp = fdopen(fd, mode); - if (fp == NULL) + if (fp == NULL && flags != -1) /* restore old mode if fdopen failed */ fcntl(fd, F_SETFL, flags); } else { |