Fix PyErr_NoMemory errors in _ctypes.c

lpyu001 · lpyu001 · commit e1bedf72ce5a · 2026-07-01T10:40:09.000+08:00
diff --git a/Modules/_ctypes/_ctypes.c b/Modules/_ctypes/_ctypes.c
@@ -673,6 +673,7 @@ StructUnionType_paramfunc(ctypes_state *st, CDataObject *self)
     if ((size_t)self->b_size > sizeof(void*)) {
         ptr = PyMem_Malloc(self->b_size);
         if (ptr == NULL) {
+            PyErr_NoMemory();
             return NULL;
         }
         memcpy(ptr, self->b_ptr, self->b_size);

Original file line number	Diff line number	Diff line change
`@@ -673,6 +673,7 @@ StructUnionType_paramfunc(ctypes_state st, CDataObject self)`
`673`	`673`	`if ((size_t)self->b_size > sizeof(void*)) {`
`674`	`674`	`ptr = PyMem_Malloc(self->b_size);`
`675`	`675`	`if (ptr == NULL) {`
	`676`	`+ PyErr_NoMemory();`
`676`	`677`	`return NULL;`
`677`	`678`	`}`
`678`	`679`	`memcpy(ptr, self->b_ptr, self->b_size);`