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check should be against PY_SSIZE_T_MAX

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wiredfool 2016-10-04 06:10:28 -07:00
parent 9cf752a697
commit e4f6682d75
1 changed files with 1 additions and 1 deletions
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map.c
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@ -349,7 +349,7 @@ PyImaging_MapBuffer(PyObject* self, PyObject* args)
size = (Py_ssize_t) ysize * stride; size = (Py_ssize_t) ysize * stride;
if (offset > SIZE_MAX - size) { if (offset > PY_SSIZE_T_MAX - size) {
PyErr_SetString(PyExc_MemoryError, "Integer overflow in offset"); PyErr_SetString(PyExc_MemoryError, "Integer overflow in offset");
return NULL; return NULL;
} }