Fixed handling error case '-1' when polling section filters

CONTRIBUTORS

@@ -1029,6 +1029,7 @@ Marco Schl
  for fixing missing audio after replaying a DVD
  for pointing out that it is unnecessary to add section filters to the list of
  filters if they can't be opened
+ for fixing handling error case '-1' when polling section filters
 
 Jürgen Schmitz <j.schmitz@web.de>
  for reporting a bug in displaying the current channel when switching via the SVDRP

HISTORY

@@ -2949,3 +2949,5 @@ Video Disk Recorder Revision History
   to Reinhard Nissl for reporting this one).
 - No longer adding section filters to the list of filters if they can't be opened
   (thanks to Marco Schlüßler for pointing this out).
+- Fixed handling error case '-1' when polling section filters (thanks to Marco
+  Schlüßler).

sections.c

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: sections.c 1.6 2004/07/17 14:17:07 kls Exp $
+ * $Id: sections.c 1.7 2004/07/17 14:26:32 kls Exp $
  */
 
 #include "sections.h"
@@ -172,7 +172,7 @@ void cSectionHandler::Action(void)
         int oldStatusCount = statusCount;
         Unlock();
 
-        if (poll(pfd, NumFilters, 1000) != 0) {
+        if (poll(pfd, NumFilters, 1000) > 0) {
            bool DeviceHasLock = device->HasLock();
            if (!DeviceHasLock)
               usleep(100000);