Silence a compiler warning

diff --git a/Modules/_ctypes/_ctypes.c b/Modules/_ctypes/_ctypes.c
index 79fc6c8c05cf88b5ca6b19878924e651e544983f..98c609c3b786e59e4a6792e7a72561553ae515f5 100644 (file)
--- a/Modules/_ctypes/_ctypes.c
+++ b/Modules/_ctypes/_ctypes.c
@@ -490,7 +490,7 @@ CDataType_from_buffer_copy(PyObject *type, PyObject *args)
                              &obj, &offset))
                return NULL;
 
-       if (-1 == PyObject_AsReadBuffer(obj, &buffer, &buffer_len))
+       if (-1 == PyObject_AsReadBuffer(obj, (const void**)&buffer, &buffer_len))
                return NULL;
 
        if (offset < 0) {