check earlier for connect-self messages

1 files changed, 16 insertions, 2 deletions

diff --git a/src/transport/transport_api.c b/src/transport/transport_api.c
index 126823cc2..e08205005 100644
--- a/src/transport/transport_api.c
+++ b/src/transport/transport_api.c
@@ -1743,7 +1743,6 @@ demultiplexer (void *cls, const struct GNUNET_MessageHeader *msg)
         }
       break;
     case GNUNET_MESSAGE_TYPE_TRANSPORT_CONNECT:
-
       if (size < sizeof (struct ConnectInfoMessage))
         {
           GNUNET_break (0);
@@ -1756,7 +1755,14 @@ demultiplexer (void *cls, const struct GNUNET_MessageHeader *msg)
           GNUNET_break (0);
           break;
         }
-
+      if (0 == memcmp (&cim->id,
+                       &h->self,
+                       sizeof (struct GNUNET_PeerIdentity)))
+        {
+          /* connect to self!? */
+          GNUNET_break (0);
+          break;
+        }
 #if DEBUG_TRANSPORT
       GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
                   "Receiving `%s' message for `%4s'.\n",
@@ -1783,6 +1789,14 @@ demultiplexer (void *cls, const struct GNUNET_MessageHeader *msg)
         }
       dim = (const struct DisconnectInfoMessage *) msg;
       GNUNET_break (ntohl (dim->reserved) == 0);
+      if (0 == memcmp (&dim->peer,
+                       &h->self,
+                       sizeof (struct GNUNET_PeerIdentity)))
+        {
+          /* discconnect from self!? */
+          GNUNET_break (0);
+          break;
+        }
 #if DEBUG_TRANSPORT_DISCONNECT
       GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
                   "Receiving `%s' message for `%4s'.\n",