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bpo-29655: Fixed possible reference leaks in `import *`. (#301) (#348) 

Patch by Matthias Bussonnier.

(cherry picked from commit 160edb4357)
This commit is contained in:
Berker Peksag 2017-02-27 20:41:21 +03:00 committed by GitHub
parent bb59d89cee
commit 7accf2033d
1 changed files with 4 additions and 1 deletions
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5
Python/ceval.c
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@ -2857,13 +2857,16 @@ _PyEval_EvalFrameDefault(PyFrameObject *f, int throwflag)
TARGET(IMPORT_STAR) { TARGET(IMPORT_STAR) {
PyObject *from = POP(), *locals; PyObject *from = POP(), *locals;
int err; int err;
if (PyFrame_FastToLocalsWithError(f) < 0) if (PyFrame_FastToLocalsWithError(f) < 0) {
Py_DECREF(from);
goto error; goto error;
}
locals = f->f_locals; locals = f->f_locals;
if (locals == NULL) { if (locals == NULL) {
PyErr_SetString(PyExc_SystemError, PyErr_SetString(PyExc_SystemError,
"no locals found during 'import *'"); "no locals found during 'import *'");
Py_DECREF(from);
goto error; goto error;
} }
err = import_all_from(locals, from); err = import_all_from(locals, from);