From: Bart Polot <bart@net.in.tum.de>
Date: Wed, 4 Sep 2013 17:01:49 +0000 (+0000)
Subject: - don't crash on NULL tunnels
X-Git-Tag: initial-import-from-subversion-38251~7538
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=402c654b79d900fe1e7362b433faf198addcce5b;p=oweals%2Fgnunet.git

- don't crash on NULL tunnels
---

diff --git a/src/mesh/gnunet-service-mesh-enc.c b/src/mesh/gnunet-service-mesh-enc.c
index b3d91eec2..39c3385e5 100644
--- a/src/mesh/gnunet-service-mesh-enc.c
+++ b/src/mesh/gnunet-service-mesh-enc.c
@@ -3247,6 +3247,12 @@ tunnel_use_path (struct MeshTunnel2 *t, struct MeshPeerPath *p)
   struct MeshPeer *peer;
   unsigned int own_pos;
 
+  if (NULL == t || NULL == p)
+  {
+    GNUNET_break (0);
+    return NULL;
+  }
+
   GNUNET_CRYPTO_hash_create_random (GNUNET_CRYPTO_QUALITY_NONCE, &cid);
 
   c = connection_new (&cid);