LCP_ECHO_REPLY    217 drivers/net/wan/hdlc_ppp.c 	if (pid == PID_LCP && (code == LCP_ECHO_REQ || code == LCP_ECHO_REPLY))
LCP_ECHO_REPLY    498 drivers/net/wan/hdlc_ppp.c 				ppp_tx_cp(dev, PID_LCP, LCP_ECHO_REPLY,
LCP_ECHO_REPLY    502 drivers/net/wan/hdlc_ppp.c 		case LCP_ECHO_REPLY: