Question: What's wrong in select(1, [], NULL, NULL, {100, 0} = 0 (timeout) ?

Answer: It would help to give select the correct filedescriptor...
/me hugs strace

2 files changed, 2 insertions, 2 deletions

diff --git a/libopie2/opienet/onetwork.cpp b/libopie2/opienet/onetwork.cpp
index 767651e..dc2e388 100644
--- a/libopie2/opienet/onetwork.cpp
+++ b/libopie2/opienet/onetwork.cpp
@@ -584,25 +584,25 @@ int OWirelessNetworkInterface::channel() const
     {
         return -1;
     }
     else
     {
         return _channels[ static_cast<int>(double( _iwr.u.freq.m ) * pow( 10.0, _iwr.u.freq.e ) / 1000000) ];
     }
 }
 
 
 void OWirelessNetworkInterface::setChannel( int c ) const
 {
-    if ( c )
+    if ( !c )
     {
         qWarning( "OWirelessNetworkInterface::setChannel( 0 ) called - fix your application!" );
         return;
     }
 
     if ( !_mon )
     {
         memset( &_iwr, 0, sizeof( struct iwreq ) );
         _iwr.u.freq.m = c;
         _iwr.u.freq.e = 0;
         wioctl( SIOCSIWFREQ );
     }
diff --git a/libopie2/opienet/opcap.cpp b/libopie2/opienet/opcap.cpp
index 38ca1a1..6331b2d 100644
--- a/libopie2/opienet/opcap.cpp
+++ b/libopie2/opienet/opcap.cpp
@@ -1134,25 +1134,25 @@ int OPacketCapturer::fileno() const
     }
 }
 
 
 OPacket* OPacketCapturer::next( int time )
 {
     fd_set fds;
     struct timeval tv;
     FD_ZERO( &fds );
     FD_SET( pcap_fileno( _pch ), &fds );
     tv.tv_sec = time / 1000;
     tv.tv_usec = time % 1000;
-    int retval = select( 1, &fds, NULL, NULL, &tv);
+    int retval = select( pcap_fileno( _pch )+1, &fds, NULL, NULL, &tv);
     if ( retval > 0 ) // clear to read!
         return next();
     else
         return 0;
 }
 
 
 OPacket* OPacketCapturer::next()
 {
     packetheaderstruct header;
     qDebug( "==> OPacketCapturer::next()" );
     const unsigned char* pdata = pcap_next( _pch, &header );