linux-kernel - Re: [PATCH] regmap: debugfs: Fix compilation warning

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Message-ID: <20130126100205.GJ30594@opensource.wolfsonmicro.com>
Date:	Sat, 26 Jan 2013 18:02:06 +0800
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Vincent Stehlé <v-stehle@...com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] regmap: debugfs: Fix compilation warning

On Thu, Jan 24, 2013 at 11:12:24AM +0100, Vincent Stehlé wrote:

> If you mean "am I sure the loop iterates at least once", then yes, as
> we have an explicit check just before the concerned list_for_each_entry():

So, I hadn't realised this was triggered by a new compiler version -
Arnd just tried the same bodge.  I've committed a workaround for the
compiler which avoids the problems that setting 0 will have and allows
the flow analyis to run where it can.

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