linux-kernel - Re: [PATCH] clk: shmobile: div6: Avoid division by zero in .round

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Message-ID: <20150204173233.GA30930@katana>
Date:	Wed, 4 Feb 2015 18:32:34 +0100
From:	Wolfram Sang <wsa@...-dreams.de>
To:	Geert Uytterhoeven <geert+renesas@...der.be>
Cc:	Mike Turquette <mturquette@...aro.org>,
	Stephen Boyd <sboyd@...eaurora.org>,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	Ulrich Hecht <ulrich.hecht+renesas@...il.com>,
	Wolfram Sang <wsa@...g-engineering.com>,
	linux-sh@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] clk: shmobile: div6: Avoid division by zero in
 .round_rate()

On Wed, Feb 04, 2015 at 01:27:21PM +0100, Geert Uytterhoeven wrote:
> Anyone may call clk_round_rate() with a zero rate value, so we have to
> protect against that.
> 
> Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>

Acked-by: Wolfram Sang <wsa+renesas@...g-engineering.com>

I agree that this should not be fixed in the core because the fixup is
really driver dependant.


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