From 5dca082c9d8261794d9cc63ed241aa3afa5bb50a Mon Sep 17 00:00:00 2001
From: Andre Noll <maan@systemlinux.org>
Date: Tue, 12 Jan 2010 04:28:02 +0100
Subject: [PATCH] filter: Print meaningful error message if no filter options
 are given.

---
 filter.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/filter.c b/filter.c
index 8ebceb44..bf428b36 100644
--- a/filter.c
+++ b/filter.c
@@ -87,6 +87,8 @@ static int parse_config(int argc, char *argv[])
 		if (filter_cmdline_parser_config_file(cf, &conf, &params))
 			return -E_FILTER_SYNTAX;
 	}
+	if (!conf.filter_given)
+		return -E_NO_FILTERS;
 	return 1;
 }
 
-- 
2.39.5