From 15115c126e08dce58cd9907a6c13082211dca54a Mon Sep 17 00:00:00 2001
From: Daniel Borkmann <borkmann@iogearbox.net>
Date: Mon, 22 Oct 2012 15:23:41 +0200
Subject: [PATCH] bpf_hla: disallow empty program

Signed-off-by: Daniel Borkmann <borkmann@iogearbox.net>
---
 src/bpf_hla_parser.y | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/bpf_hla_parser.y b/src/bpf_hla_parser.y
index 05627646..05cecb44 100644
--- a/src/bpf_hla_parser.y
+++ b/src/bpf_hla_parser.y
@@ -6,6 +6,14 @@
  * Subject to the GPL, version 2.
  */
 
+/*
+    TODO:
+	- intermediate representation
+	- code optimization (symbolic reduction?)
+	- linearization (jumps, etc)
+	- bpf emitter
+ */
+
 %{
 
 #include <stdio.h>
@@ -70,7 +78,7 @@ declaration_list
 statement_list
 	: statement ';' statement_list
 	| block statement_list
-	| /* empty */
+	| statement ';'
 	;
 
 declaration
-- 
2.11.4.GIT