linux-kernel - Re: [PATCH] sound: soc: davinci - Fix possible NULL derefrence.

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Message-ID: <20170127115806.vvjvw47qbzcxukrz@sirena.org.uk>
Date:   Fri, 27 Jan 2017 11:58:06 +0000
From:   Mark Brown <broonie@...nel.org>
To:     Shailendra Verma <shailendra.v@...sung.com>
Cc:     Liam Girdwood <lgirdwood@...il.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org, p.shailesh@...sung.com,
        ashish.kalra@...sung.com,
        Shailendra Verma <shailendra.capricorn@...il.com>
Subject: Re: [PATCH] sound: soc: davinci - Fix possible NULL derefrence.

On Fri, Jan 27, 2017 at 04:40:57PM +0530, Shailendra Verma wrote:
> of_match_device could return NULL, and so can cause a NULL
> pointer dereference later.

It would be worth explaining how the device can instantiate with no
match...

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