From f3af8e065a6022ca7234bd6c60e061d2064a6dff Mon Sep 17 00:00:00 2001
From: Klaus Schmidinger <vdr@tvdr.de>
Date: Sun, 22 Sep 2002 09:52:38 +0200
Subject: Fixed a race condition when starting 'Transfer Mode'

---
 HISTORY    |  1 +
 transfer.c | 10 ++++++----
 2 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/HISTORY b/HISTORY
index 2d41bd02..59c4e459 100644
--- a/HISTORY
+++ b/HISTORY
@@ -1516,3 +1516,4 @@ Video Disk Recorder Revision History
   This is the diff for the 'setup' example that comes with VDR, so your line
   numbers may be different.
 - Added a missing 'public' keyword in device.h (thanks to Martin Hammerschmid).
+- Fixed a race condition when starting 'Transfer Mode'.
diff --git a/transfer.c b/transfer.c
index 3b0b6360..bd4390bc 100644
--- a/transfer.c
+++ b/transfer.c
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: transfer.c 1.2 2002/06/23 12:56:49 kls Exp $
+ * $Id: transfer.c 1.3 2002/09/22 09:50:48 kls Exp $
  */
 
 #include "transfer.h"
@@ -47,9 +47,11 @@ void cTransfer::Activate(bool On)
 
 void cTransfer::Receive(uchar *Data, int Length)
 {
-  int p = ringBuffer->Put(Data, Length);
-  if (p != Length && active)
-     esyslog("ERROR: ring buffer overflow (%d bytes dropped)", Length - p);
+  if (IsAttached()) {
+     int p = ringBuffer->Put(Data, Length);
+     if (p != Length && active)
+        esyslog("ERROR: ring buffer overflow (%d bytes dropped)", Length - p);
+     }
 }
 
 void cTransfer::Action(void)
-- 
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