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-rw-r--r--libopie2/opienet/onetwork.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/libopie2/opienet/onetwork.cpp b/libopie2/opienet/onetwork.cpp
index ab3e77f..26a6c81 100644
--- a/libopie2/opienet/onetwork.cpp
+++ b/libopie2/opienet/onetwork.cpp
@@ -985,49 +985,50 @@ OStationList* OWirelessNetworkInterface::scanNetwork()
odebug << " - no results (timeout) :(" << oendl;
return stations;
}
}
int OWirelessNetworkInterface::signalStrength() const
{
iw_statistics stat;
::memset( &stat, 0, sizeof stat );
_iwr.u.data.pointer = (char*) &stat;
_iwr.u.data.flags = 0;
_iwr.u.data.length = sizeof stat;
if ( !wioctl( SIOCGIWSTATS ) )
{
return -1;
}
int max = _range.max_qual.qual;
int cur = stat.qual.qual;
int lev = stat.qual.level; //FIXME: Do something with them?
int noi = stat.qual.noise; //FIXME: Do something with them?
- return cur*100/max;
+
+ return max != 0 ? cur*100/max: -1;
}
bool OWirelessNetworkInterface::wioctl( int call, struct iwreq& iwreq ) const
{
#ifndef NODEBUG
int result = ::ioctl( _sfd, call, &iwreq );
if ( result == -1 )
odebug << "ONetworkInterface::wioctl (" << name() << ") call '"
<< debugmapper->map( call ) << "' FAILED! " << result << " (" << strerror( errno ) << ")" << oendl;
else
odebug << "ONetworkInterface::wioctl (" << name() << ") call '"
<< debugmapper->map( call ) << "' - Status: Ok." << oendl;
return ( result != -1 );
#else
return ::ioctl( _sfd, call, &iwreq ) != -1;
#endif
}
bool OWirelessNetworkInterface::wioctl( int call ) const
{