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Avoid division by zero

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hugovk 2017-02-22 08:28:20 +02:00
parent 0764b2b5e9
commit a662443b7f
1 changed files with 2 additions and 2 deletions
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2
map.c
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@ -342,7 +342,7 @@ PyImaging_MapBuffer(PyObject* self, PyObject* args)
stride = xsize * 4;
}
if (ysize > INT_MAX / stride) {
if (stride > 0 && ysize > INT_MAX / stride) {
PyErr_SetString(PyExc_MemoryError, "Integer overflow in ysize");
return NULL;
}