hdparm problem

[jd1008]

On 03/20/2015 01:32 PM, Rick Stevens wrote:
> I've never used this stuff, Joanne, but I know people who have, which
> is why I suggested you have the user password set (the 
> "--set-security-password" command defaults to "--user-master u").
>
> You may have to specify "--user-master m --set-security-password 
> thepassword --security-mode h" to actually set it, and if it's already
> set, I don't know that you can change it. You could try "hdparm
> --security-help" for details on what it expects.
>
> As all of these commands are considered "dangerous", I'd only play with
> them on a drive you can afford to turn into a doorstop or paperweight
> if things go wrong.
It seems that setting the master password is not possible.
Why is that?
Could it be that the command itself has been hacked
NOT to change the master password?

Time to take a look at the source code :)