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Date: Thu, 7 May 2020 15:54:06 +0300 From: Andy Shevchenko <andy.shevchenko@...il.com> To: Pali Rohár <pali@...nel.org> Cc: Koba Ko <koba.ko@...onical.com>, Matthew Garrett <mjg59@...f.ucam.org>, Darren Hart <dvhart@...radead.org>, Andy Shevchenko <andy@...radead.org>, Platform Driver <platform-driver-x86@...r.kernel.org>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org> Subject: Re: [PATCH] platform/x86: dell-laptop: don't register platform::micmute if the related tokens don't exist. On Thu, May 7, 2020 at 2:45 PM Pali Rohár <pali@...nel.org> wrote: > On Thursday 07 May 2020 19:27:47 Koba Ko wrote: > > don't understand "registration and deregistration would be optional', > > could you explain more!? > > After your patch led_classdev_register() function is not always called. > And led_classdev_unregister() should not be called when there is no > device registered. I think it's not a strong requirement after the commit https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=1dbb9fb4082ce2a2f1cf9596881ddece062d15d0 -- With Best Regards, Andy Shevchenko
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