iokit/Kernel/IOReporter.cpp

267     const OSSymbol *symChannelName = NULL;
292         symChannelName = OSSymbol::withCString(channelName);
293         if (!symChannelName) {
298         symChannelName = gIOReportNoChannelName;
299         symChannelName->retain();
311     res = handleAddChannelSwap(channelID, symChannelName);
322     if (symChannelName)     symChannelName->release();
488                                  const OSSymbol *symChannelName)
543     if (!_channelNames->setObject((unsigned)_nChannels, symChannelName)) {