Modify the parsing logic to prevent reading past the MADT table buffer length provided when parsing the Interrupt Controller Structure header. Signed-off-by: Krzysztof Koch <krzysztof.koch@arm.com> Reviewed-by: Alexei Fedorov <Alexei.Fedorov@arm.com> Reviewed-by: Zhichao Gao <zhichao.gao@inte.com> Reviewed-by: Sami Mujawar <sami.mujawar@arm.com>