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| author | Christian Heimes <christian@python.org> | 2014-02-05 00:29:17 +0100 |
|---|---|---|
| committer | Christian Heimes <christian@python.org> | 2014-02-05 00:29:17 +0100 |
| commit | d33491ea76b3898d5fd0fe3ae75e73ea157a7186 (patch) | |
| tree | a1c9935ce305c58834fb1f358a375ef3178a1b77 /Modules/_tkinter.c | |
| parent | 6068b6c977ad30349b6c747109b8748674ec4918 (diff) | |
| download | cpython-git-d33491ea76b3898d5fd0fe3ae75e73ea157a7186.tar.gz | |
Issue #20515: Fix NULL pointer dereference introduced by issue #20368
CID 1167595
Diffstat (limited to 'Modules/_tkinter.c')
| -rw-r--r-- | Modules/_tkinter.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Modules/_tkinter.c b/Modules/_tkinter.c index b106b4b901..262d679055 100644 --- a/Modules/_tkinter.c +++ b/Modules/_tkinter.c @@ -1568,6 +1568,9 @@ varname_converter(PyObject *in, void *_out) if (PyUnicode_Check(in)) { Py_ssize_t size; s = PyUnicode_AsUTF8AndSize(in, &size); + if (s == NULL) { + return 0; + } if (size > INT_MAX) { PyErr_SetString(PyExc_OverflowError, "string is too long"); return 0; |