forked from Mirrors/opensbi

Checking return value of sbi_hartid_to_scratch() is sufficient so no need to explicitly check for disabled HART using the sbi_platform_hart_disabled() API. Signed-off-by: Anup Patel <anup.patel@wdc.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Atish Patra <atish.patra@wdc.com>