1 files changed, 4 insertions, 0 deletions
diff --git a/src/or/connection.c b/src/or/connection.c
index e4aba96208..0a72f6437d 100644
--- a/src/or/connection.c
+++ b/src/or/connection.c
@@ -665,6 +665,10 @@ int connection_process_inbuf(connection_t *conn) {
       return connection_or_process_inbuf(conn);
     case CONN_TYPE_EXIT:
     case CONN_TYPE_AP:
+      if(conn->package_window <= 0) {
+        log_fn(LOG_WARN,"called with package_window %d. Tell Roger.", conn->package_window);
+        return 0;
+      }
       return connection_edge_process_inbuf(conn);
     case CONN_TYPE_DIR:
       return connection_dir_process_inbuf(conn);