解绑UID

Controller/SerialNumberController.py

@@ -361,7 +361,7 @@ class SerialNumberView(View):
                     uid.save()
                 uid_serial.delete()
 
-                dev = Device_Info.objects.filter(UID=uid.uid)
+                dev = Device_Info.objects.filter(serial_number=serial_number)
                 if dev.exists():
                     dev.update(serial_number='')
                 return response.json(0)