linux-kernel - Re: [PATCH v4 05/15] drm/sun4i: Fix error path handling

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Message-ID: <20171219085950.domvcod2dyqdi3v3@flea.lan>
Date:   Tue, 19 Dec 2017 09:59:50 +0100
From:   Maxime Ripard <maxime.ripard@...e-electrons.com>
To:     Daniel Vetter <daniel.vetter@...el.com>,
        David Airlie <airlied@...ux.ie>, Chen-Yu Tsai <wens@...e.org>
Cc:     dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        Mark Rutland <mark.rutland@....com>,
        Rob Herring <robh+dt@...nel.org>,
        linux-arm-kernel@...ts.infradead.org, plaes@...es.org,
        icenowy@...c.io,
        Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
        jernej.skrabec@...l.net, devicetree@...r.kernel.org,
        thierry.reding@...il.com, stable@...r.kernel.org
Subject: Re: [PATCH v4 05/15] drm/sun4i: Fix error path handling

On Thu, Dec 07, 2017 at 04:58:50PM +0100, Maxime Ripard wrote:
> The commit 4c7f16d14a33 ("drm/sun4i: Fix TCON clock and regmap
> initialization sequence") moved a bunch of logic around, but forgot to
> update the gotos after the introduction of the err_free_dotclock label.
> 
> It means that if we fail later that the one introduced in that commit,
> we'll just to the old label which isn't free the clock we created. This
> will result in a breakage as soon as someone tries to do something with
> that clock, since its resources will have been long reclaimed.
> 
> Cc: <stable@...r.kernel.org>
> Fixes: 4c7f16d14a33 ("drm/sun4i: Fix TCON clock and regmap initialization sequence")
> Reviewed-by: Chen-Yu Tsai <wens@...e.org>
> Signed-off-by: Maxime Ripard <maxime.ripard@...e-electrons.com>

Applied this one as a fix.
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

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