From 44ba310b79265b0417bd236b4a661801e9d4f892 Mon Sep 17 00:00:00 2001
From: Dmitry Kozlov <xeb@mail.ru>
Date: Mon, 23 Nov 2015 11:30:35 +0300
Subject: ppp: do not send double ConfAck when LCP is started

---
 accel-pppd/ppp/ppp_lcp.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/accel-pppd/ppp/ppp_lcp.c b/accel-pppd/ppp/ppp_lcp.c
index 2641cf34..107e29e5 100644
--- a/accel-pppd/ppp/ppp_lcp.c
+++ b/accel-pppd/ppp/ppp_lcp.c
@@ -792,9 +792,11 @@ static void lcp_recv(struct ppp_handler_t*h)
 		case CONFREQ:
 			r = lcp_recv_conf_req(lcp, (uint8_t*)(hdr + 1), ntohs(hdr->len) - PPP_HDRLEN);
 			if (lcp->started) {
-				if (r == LCP_OPT_ACK)
+				if (r == LCP_OPT_ACK) {
 					send_conf_ack(&lcp->fsm);
-				else
+					lcp_free_conf_req(lcp);
+					break;
+				} else
 					r = LCP_OPT_FAIL;
 			}
 			switch(r) {
-- 
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