Static code analysis tool reports misuse of function leaving object to cleanup stack inside TRAP call

The tool output:
Problem: Use of LC function in TRAPs
You cannot trap something that leaves something on the cleanup stack because it will panic.

bluetoothlinkmanagerdevicediscoverer.cpp(234) BluetoothLinkManagerDeviceDiscoverer::currentDeviceDataToQBluetoothDeviceInfo TRAP(err,deviceNameBuffer = HBufC::NewLC(bufferlength));
bluetoothlinkmanagerdevicediscoverer.cpp(296) BluetoothLinkManagerDeviceDiscoverer::currentDeviceDataToQBluetoothDeviceInfo TRAP(err,HBufC8::NewLC(bufferlength));