linux-kernel - Re: [PATCH 1/2] regmap: fix NULL pointer dereference in regmap_name_read

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Message-ID: <20180124113005.GC9366@sirena.org.uk>
Date:   Wed, 24 Jan 2018 11:30:05 +0000
From:   Mark Brown <broonie@...nel.org>
To:     David Lechner <david@...hnology.com>
Cc:     linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH 1/2] regmap: fix NULL pointer dereference in
 regmap_name_read_file()

On Tue, Jan 23, 2018 at 04:53:42PM -0600, David Lechner wrote:

> This fixes a possible NULL pointer dereference oops in
> regmap_name_read_file() when the regmap does not have a device
> associated with it.

How are you managing to get a regmap without a device associated with
it?

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