From 30dc7dff4d1c978323807e8e4c4aa478786de4da Mon Sep 17 00:00:00 2001
From: Tobias Brunner <tobias@strongswan.org>
Date: Fri, 24 Feb 2012 13:04:16 +0100
Subject: [PATCH] Avoid double-free when prepending Non-ESP marker.

---
 src/libcharon/network/sender.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libcharon/network/sender.c b/src/libcharon/network/sender.c
index c12941e25..b3e8d29f5 100644
--- a/src/libcharon/network/sender.c
+++ b/src/libcharon/network/sender.c
@@ -133,7 +133,7 @@ METHOD(sender_t, send_, void,
 		/* NAT keepalives have no marker prepended */
 		if (data.len != 1 || data.ptr[0] != 0xFF)
 		{
-			data = chunk_cat("cm", marker, data);
+			data = chunk_cat("cc", marker, data);
 			packet->set_data(packet, data);
 		}
 	}