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Date:   Wed, 06 Dec 2017 11:07:27 -0600
From:   "Gustavo A. R. Silva" <>
To:     Daniel Vetter <>
Cc:     Daniel Vetter <>,
        Jani Nikula <>,
        Gustavo Padovan <>,
        Sean Paul <>,
        David Airlie <>,,
Subject: Re: [PATCH] drm/fb-helper: Fix potential NULL pointer dereference

Quoting Daniel Vetter <>:

> On Tue, Dec 05, 2017 at 11:46:28AM -0600, Gustavo A. R. Silva wrote:
>> fb_helper is being dereferenced before it is null checked,
>> hence there is a potential null pointer dereference.
>> Fix this by moving the pointer dereference after fb_helper
>> has been null checked.
>> This issue was detected with the help of Coccinelle.
>> Fixes: c777990fb45b ("drm/fb-helper: Handle function NULL argument")
>> Signed-off-by: Gustavo A. R. Silva <>
> Oops. Applied to drm-misc-next, thanks for your patch.
> -Daniel

Glad to help. :)

Gustavo A. R. Silva

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