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-rw-r--r--Modules/_ctypes/_ctypes.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/Modules/_ctypes/_ctypes.c b/Modules/_ctypes/_ctypes.c
index f7513a3d74..2201c4520a 100644
--- a/Modules/_ctypes/_ctypes.c
+++ b/Modules/_ctypes/_ctypes.c
@@ -1518,7 +1518,7 @@ PyCArrayType_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
}
itemsize = itemdict->size;
- if (length > PY_SSIZE_T_MAX / itemsize) {
+ if (itemsize != 0 && length > PY_SSIZE_T_MAX / itemsize) {
PyErr_SetString(PyExc_OverflowError,
"array too large");
goto error;