From f297cfbbfabe7d2459b49746949fcf19b74d6cd3 Mon Sep 17 00:00:00 2001
From: Bart Polot <bart@net.in.tum.de>
Date: Tue, 17 Jun 2014 12:13:36 +0000
Subject: [PATCH] IMPORTANT FIX: use return value for integrity check

---
 src/cadet/gnunet-service-cadet_tunnel.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/cadet/gnunet-service-cadet_tunnel.c b/src/cadet/gnunet-service-cadet_tunnel.c
index dd73be63e..4597a24a7 100644
--- a/src/cadet/gnunet-service-cadet_tunnel.c
+++ b/src/cadet/gnunet-service-cadet_tunnel.c
@@ -1944,6 +1944,12 @@ GCT_handle_encrypted (struct CadetTunnel *t,
   decrypted_size = t_decrypt_and_validate (t, cbuf, &msg[1], payload_size,
                                            msg->iv, &msg->hmac);
 
+  if (-1 == decrypted_size)
+  {
+    GNUNET_break_op (0);
+    return;
+  }
+
   off = 0;
   while (off < decrypted_size)
   {
-- 
2.25.1