target-arm: Fix default_exception_el() function for the case when EL3 is not supported If EL3 is not supported in current configuration, we should not try to get EL3 bitness. Signed-off-by: Sergey Sorokin <afarallax@yandex.ru> Message-id: 1441208342-10601-2-git-send-email-afarallax@yandex.ru Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>