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-rw-r--r--libopie2/opienet/onetwork.cpp10
1 files changed, 4 insertions, 6 deletions
diff --git a/libopie2/opienet/onetwork.cpp b/libopie2/opienet/onetwork.cpp
index f4bdbe0..05513f8 100644
--- a/libopie2/opienet/onetwork.cpp
+++ b/libopie2/opienet/onetwork.cpp
@@ -526,23 +526,22 @@ void OWirelessNetworkInterface::buildInformation()
//ML: We allocate a large memory region in RAM and check whether the
//ML: driver pollutes this extra space. The complaint will be made on stdout,
//ML: so please forward this...
struct iwreq wrq;
int len = sizeof( struct iw_range )*2;
- char *buffer = (char*) malloc( len );
- //FIXME: Validate if we actually got the memory block
+ char buffer[len];
memset( buffer, 0, len );
memcpy( wrq.ifr_name, name(), IFNAMSIZ);
wrq.u.data.pointer = (caddr_t) buffer;
- wrq.u.data.length = sizeof( struct iw_range );
+ wrq.u.data.length = sizeof buffer;
wrq.u.data.flags = 0;
if ( ::ioctl( _sfd, SIOCGIWRANGE, &wrq ) == -1 )
{
- owarn << "OWirelessNetworkInterface::buildInformation(): Can't get channel information - using default values." << oendl;
+ owarn << "OWirelessNetworkInterface::buildInformation(): Can't get driver information (" << strerror( errno ) << ") - using default values." << oendl;
_channels.insert( 2412, 1 ); // 2.412 GHz
_channels.insert( 2417, 2 ); // 2.417 GHz
_channels.insert( 2422, 3 ); // 2.422 GHz
_channels.insert( 2427, 4 ); // 2.427 GHz
_channels.insert( 2432, 5 ); // 2.432 GHz
_channels.insert( 2437, 6 ); // 2.437 GHz
@@ -579,13 +578,12 @@ void OWirelessNetworkInterface::buildInformation()
_channels.insert( freq, i+1 );
}
}
memcpy( &_range, buffer, sizeof( struct iw_range ) );
odebug << "OWirelessNetworkInterface::buildInformation(): Information block constructed." << oendl;
- free(buffer);
}
short OWirelessNetworkInterface::wirelessExtensionDriverVersion() const
{
return _range.we_version_compiled;
@@ -601,13 +599,13 @@ void OWirelessNetworkInterface::buildPrivateList()
_iwr.u.data.pointer = (char*) &priv;
_iwr.u.data.length = IW_MAX_PRIV_DEF; // length in terms of number of (sizeof iw_priv_args), not (sizeof iw_priv_args) itself
_iwr.u.data.flags = 0;
if ( !wioctl( SIOCGIWPRIV ) )
{
- owarn << "OWirelessNetworkInterface::buildPrivateList(): Can't get private ioctl information." << oendl;
+ owarn << "OWirelessNetworkInterface::buildPrivateList(): Can't get private ioctl information (" << strerror( errno ) << ")." << oendl;
return;
}
for ( int i = 0; i < _iwr.u.data.length; ++i )
{
new OPrivateIOCTL( this, priv[i].name, priv[i].cmd, priv[i].get_args, priv[i].set_args );