diff --git a/device.c b/device.c
index e35e375..4d74a25 100644
--- a/device.c
+++ b/device.c
@@ -3,7 +3,7 @@
  *
  * See the README file for copyright information and how to reach the author.
  *
- * $Id: device.c,v 1.8 2007/09/14 16:10:44 rahrenbe Exp $
+ * $Id: device.c,v 1.9 2007/09/14 16:17:52 rahrenbe Exp $
  */
 
 #include "common.h"
@@ -141,7 +141,7 @@ bool cIptvDevice::SetPid(cPidHandle *Handle, int Type, bool On)
 int cIptvDevice::OpenFilter(u_short Pid, u_char Tid, u_char Mask)
 {
   debug("cIptvDevice::OpenFilter(): Pid=%d Tid=%02X Mask=%02X\n", Pid, Tid, Mask);
-  return 0;
+  return -1;
 }
 
 bool cIptvDevice::OpenDvr(void)