From 4077422ae2d7e3214f85c1f276f098e4822a6185 Mon Sep 17 00:00:00 2001
From: Sylvain Rochet <gradator@gradator.net>
Date: Thu, 7 Jun 2012 20:41:21 +0200
Subject: [PATCH] fixed pbuf leaks in ppp_input() in case of packets not
 expected

---
 src/netif/ppp/ppp.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/netif/ppp/ppp.c b/src/netif/ppp/ppp.c
index 9df70260..0482e845 100644
--- a/src/netif/ppp/ppp.c
+++ b/src/netif/ppp/ppp.c
@@ -746,7 +746,7 @@ static void ppp_input(void *arg) {
    */
   if (protocol != PPP_LCP && lcp_fsm[0].state != OPENED) {
 	dbglog("Discarded non-LCP packet when LCP not open");
-	return;
+	goto drop;
   }
 
   /* FIXME: add a phase per connection */
@@ -772,7 +772,7 @@ static void ppp_input(void *arg) {
 	     )) {
 	dbglog("discarding proto 0x%x in phase %d",
 		   protocol, phase);
-	return;
+	goto drop;
   }
 
   /* FIXME: should we write protent to do that ? */