On Wed, Oct 11, 2017 at 10:04:44PM +0200, Borislav Petkov wrote:
> Then it is easy:
> 
>       <firmware_field_name> &= GENMASK(23, 1);

[1:23] range cleared, of course:

        <firmware_field_name> &= ~GENMASK(23, 1);

-- 
Regards/Gruss,
    Boris.

SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 
(AG Nürnberg)
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