Fix comparison between signed and unsigned warning

A similar fix was applied to CPython in https://bugs.python.org/issue22218
zopefoundation · Sep 21, 2017 · ac5ecbd · ac5ecbd
1 parent fde3990
commit ac5ecbd
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/zodbpickle/_pickle_33.c b/src/zodbpickle/_pickle_33.c
@@ -218,7 +218,7 @@ Pdata_grow(Pdata *self)
     if (new_allocated > PY_SSIZE_T_MAX - allocated)
         goto nomemory;
     new_allocated += allocated;
-    if (new_allocated > (PY_SSIZE_T_MAX / sizeof(PyObject *)))
+    if ((size_t)new_allocated > ((size_t)PY_SSIZE_T_MAX / sizeof(PyObject *)))
         goto nomemory;
     data = PyMem_REALLOC(data, new_allocated * sizeof(PyObject *));
     if (data == NULL)