Use a separate Py_ssize_t var instead of casting an int pointer as a Py_ssize_t pointer.

Casting is fine if Py_ssize_t == int, but not when Py_ssize_t == long.

Signed-off-by: Jordan Rupprecht <rupprecht@google.com>

diff --git a/python/ftdi1.i b/python/ftdi1.i
index 93793f8..d53ebb0 100644 (file)
--- a/python/ftdi1.i
+++ b/python/ftdi1.i
@@ -22,11 +22,13 @@ inline PyObject* charp2str(const char *v_, long len)
 inline char * str2charp_size(PyObject* pyObj, int * size)
 {
   char * v_ = 0;
+  Py_ssize_t len = 0;
 #if PY_MAJOR_VERSION >= 3
-  PyBytes_AsStringAndSize(pyObj, &v_, (Py_ssize_t*)size);
+  PyBytes_AsStringAndSize(pyObj, &v_, &len);
 #else
-  PyString_AsStringAndSize(pyObj, &v_, (Py_ssize_t*)size);
+  PyString_AsStringAndSize(pyObj, &v_, &len);
 #endif
+  *size = len;
   return v_;
 }
 %}