#3668: When PyArg_ParseTuple correctly parses a s* format, but raises an

exception afterwards (for a subsequent parameter), the user code will
not call PyBuffer_Release() and memory will leak.

Reviewed by Amaury Forgeot d'Arc.

Objects/cobject.c

@@ -9,13 +9,6 @@
 typedef void (*destructor1)(void *);
 typedef void (*destructor2)(void *, void*);
 
-typedef struct {
-    PyObject_HEAD
-    void *cobject;
-    void *desc;
-    void (*destructor)(void *);
-} PyCObject;
-
 PyObject *
 PyCObject_FromVoidPtr(void *cobj, void (*destr)(void *))
 {