Fixed cppcheck warning
Fixed cppcheck warning

FlowM2M/AwaLWM2M,DavidAntliff/AwaLWM2M,DavidAntliff/AwaLWM2M,FlowM2M/AwaLWM2M,FlowM2M/AwaLWM2M,FlowM2M/AwaLWM2M,DavidAntliff/AwaLWM2M,DavidAntliff/AwaLWM2M