linux-kernel - Re: [PATCH] ASoC: wm_hubs: Remove unneeded count variable in wait_for_dc

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Message-ID: <20111007101350.GC19080@opensource.wolfsonmicro.com>
Date:	Fri, 7 Oct 2011 11:13:50 +0100
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Axel Lin <axel.lin@...il.com>
Cc:	linux-kernel@...r.kernel.org, Liam Girdwood <lrg@...com>,
	alsa-devel@...a-project.org
Subject: Re: [PATCH] ASoC: wm_hubs: Remove unneeded count variable in
 wait_for_dc_servo

On Fri, Oct 07, 2011 at 03:54:25PM +0800, Axel Lin wrote:
> The count variable is not required, decrement timeout in the while loop
> can achieve the same effect.

Having the count original timeout there is helpful when debugging and
there's not going to be any meaningful cost from having both.
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