On Thu, 14 Jun 2018 12:47:19 +0300 Wirz <spam@xxxxxxxxxxxxx> wrote: > >>>> You can edit drivers/net/wireless/broadcom/b43/Kconfig > >>>> go to the section config B43_HWRNG > >>>> and change 'default y' to 'default n' > >>>> > >>>> That should disable it. > >>> > >>> > >>> > >>> Could you please also try the attached patch? > >>> There seems to be a problem in hwrng core in that it does not disable > >>> the current RNG, if the new RNG fails to initialize. > >>> I don't know if that's the problem here, though. > >> > >> Ok. Do I apply your patch to the first version that fails for me, and > >> revert my change to Kconfig? > > > > > > Yes, please test the patch with a version that would otherwise fail. > > You can use 4.16 or the latest kernel for that. I created it with latest > > linus' version. > > I tested both suggested cases. When I disable B43_HWRNG by editing > Kconfig, 'rmmod b43' succeeds in the first version where it previously > failed. When I apply your patch on top of an unmodified 4.16 it also > succeeds. Thank you _very_ much for testing. I will submit this patch to the hw_random maintainers. -- Michael
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