On Fri, 23 Dec 2016 17:37:43 -0800
Ricardo Neri <ricardo.neri-calde...@linux.intel.com> wrote:

> +static int __identify_insn(struct insn *insn)
> +{
> +     /* by getting modrm we also get the opcode */
> +     insn_get_modrm(insn);
> +     if (insn->opcode.bytes[0] != 0xf)
> +             return -EINVAL;
> +
> +     if (insn->opcode.bytes[1] == 0x1) {
> +             switch (X86_MODRM_REG(insn->modrm.value)) {
> +             case 0:
> +                     return UMIP_SGDT;
> +             case 1:
> +                     return UMIP_SIDT;
> +             case 4:
> +                     return UMIP_SMSW;
> +             default:
> +                     return -EINVAL;
> +             }
> +     } else if (insn->opcode.bytes[1] == 0x0) {
> +             if (X86_MODRM_REG(insn->modrm.value) == 0)
> +                     return UMIP_SLDT;
> +             else if (X86_MODRM_REG(insn->modrm.value) == 1)
> +                     return UMIP_STR;
> +             else
> +                     return -EINVAL;
> +     }

gcc detected an error here, you may need return "-EINVAL".

Thanks,



-- 
Masami Hiramatsu <mhira...@kernel.org>

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