Fixed handling recording with more than two bonded devices

HISTORY

@@ -7148,7 +7148,7 @@ Video Disk Recorder Revision History
   caching the information whether a recording is stored on the video directory file
   system within the cRecording data (based on a patch from Torsten Lang).
 
-2012-06-09: Version 1.7.29
+2012-06-10: Version 1.7.29
 
 - Added a missing template specification to the c'tor of cSortedTimers (thanks to Udo
   Richter).
@@ -7176,3 +7176,4 @@ Video Disk Recorder Revision History
   If a folder is newly created by a repeating timer, the sort mode for that
   folder is initially set to "by time".
 - Fixed several spelling errors (thanks to Ville Skyttä).
+- Fixed handling recording with more than two bonded devices.

device.c

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: device.c 2.61 2012/06/09 14:37:24 kls Exp $
+ * $Id: device.c 2.62 2012/06/10 13:13:18 kls Exp $
  */
 
 #include "device.h"
@@ -334,7 +334,7 @@ cDevice *cDevice::GetDeviceForTransponder(const cChannel *Channel, int Priority)
          if (d->ProvidesTransponder(Channel)) {
             if (d->MaySwitchTransponder(Channel))
                Device = d; // this device may switch to the transponder without disturbing any receiver or live view
-            else if (!d->Occupied()) {
+            else if (!d->Occupied() && d->MaySwitchTransponder(Channel)) { // MaySwitchTransponder() implicitly calls Occupied()
                if (d->Priority() < Priority && (!Device || d->Priority() < Device->Priority()))
                   Device = d; // use this one only if no other with less impact can be found
                }