linux-kernel - Re: [PATCH 3/7] drm/sun4i: Check return value of drm_vblank

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Message-ID: <20170221221123.7nyx6sg5q7pho3tj@lukather>
Date:   Tue, 21 Feb 2017 14:11:23 -0800
From:   Maxime Ripard <maxime.ripard@...e-electrons.com>
To:     Chen-Yu Tsai <wens@...e.org>
Cc:     David Airlie <airlied@...ux.ie>, dri-devel@...ts.freedesktop.org,
        linux-sunxi@...glegroups.com, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/7] drm/sun4i: Check return value of drm_vblank_init

On Fri, Feb 17, 2017 at 11:13:26AM +0800, Chen-Yu Tsai wrote:
> drm_vblank_init can fail due to insufficient memory. Ignoring the error
> and proceeding may cause the kernel to dereference an invalid pointer
> when vblank is enabled.
> 
> Signed-off-by: Chen-Yu Tsai <wens@...e.org>

Applied, thanks!
Maxime

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

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