Don't leak frames.

pythonspeed · pythonspeed · commit e877c4cc3eda · 2022-11-07T12:15:44.000-05:00
diff --git a/filpreload/src/_filpreload.c b/filpreload/src/_filpreload.c
@@ -300,6 +300,7 @@ fil_tracer(PyObject *obj, PyFrameObject *frame, int what, PyObject *arg) {
         current_line_number = -1;
       } else {
         current_line_number = PyFrame_GetLineNumber(parent);
+        Py_DECREF(parent);
       }
     }
     break;

Original file line number	Diff line number	Diff line change
`@@ -300,6 +300,7 @@ fil_tracer(PyObject obj, PyFrameObject frame, int what, PyObject *arg) {`
`300`	`300`	`current_line_number = -1;`
`301`	`301`	`} else {`
`302`	`302`	`current_line_number = PyFrame_GetLineNumber(parent);`
	`303`	`+ Py_DECREF(parent);`
`303`	`304`	`}`
`304`	`305`	`}`
`305`	`306`	`break;`