120     std::weak_ptr<ADCSensor> weakRef = weak_from_this();  in setupRead()  local
132             [weakRef, buffer](const boost::system::error_code& ec) {  in setupRead()
133                 std::shared_ptr<ADCSensor> self = weakRef.lock();  in setupRead()
143                         [weakRef, buffer](const boost::system::error_code& ec,  in setupRead()
145                             std::shared_ptr<ADCSensor> self = weakRef.lock();  in setupRead()
159             [weakRef, buffer](const boost::system::error_code& ec,  in setupRead()
161                 std::shared_ptr<ADCSensor> self = weakRef.lock();  in setupRead()
173     std::weak_ptr<ADCSensor> weakRef = weak_from_this();  in restartRead()  local
175     waitTimer.async_wait([weakRef](const boost::system::error_code& ec) {  in restartRead()
176         std::shared_ptr<ADCSensor> self = weakRef.lock();  in restartRead()
204     std::weak_ptr<ADCSensor> weakRef = weak_from_this();  in handleResponse()  local