On 7/2/19 2:56 PM, Linus Walleij wrote:
> On Tue, Jun 18, 2019 at 12:11 AM Florian Fainelli <[email protected]> 
> wrote:
> 
>> @@ -236,7 +236,8 @@ static int unwind_pop_register(struct unwind_ctrl_block 
>> *ctrl,
>>                 if (*vsp >= (unsigned long *)ctrl->sp_high)
>>                         return -URC_FAILURE;
>>
>> -       ctrl->vrs[reg] = *(*vsp)++;
>> +       ctrl->vrs[reg] = READ_ONCE_NOCHECK(*(*vsp));
>> +       (*vsp)++;
> 
> I would probably even put in a comment here so it is clear why we
> do this. Passers-by may not know that READ_ONCE_NOCHECK() is
> even related to KASan.

Makes sense, I will add that, thanks!

> 
> Other than that,
> Reviewed-by: Linus Walleij <[email protected]>
> 
> Yours,
> Linus Walleij
> 


-- 
Florian
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