linux-kernel - Re: [PATCH v2] regmap: introduce regmap_name to fix syscon regmap trace events

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Message-ID: <20150309181354.GP28806@sirena.org.uk>
Date:	Mon, 9 Mar 2015 18:13:54 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Philipp Zabel <p.zabel@...gutronix.de>
Cc:	Pankaj Dubey <pankaj.dubey@...sung.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Ingo Molnar <mingo@...hat.com>, linux-kernel@...r.kernel.org,
	kernel@...gutronix.de
Subject: Re: [PATCH v2] regmap: introduce regmap_name to fix syscon regmap
 trace events

On Mon, Mar 09, 2015 at 12:20:13PM +0100, Philipp Zabel wrote:
> This patch fixes a NULL pointer dereference when enabling regmap event
> tracing in the presence of a syscon regmap, introduced by commit bdb0066df96e
> ("mfd: syscon: Decouple syscon interface from platform devices").
> That patch introduced syscon regmaps that have their dev field set to NULL.
> The regmap trace events expect it to point to a valid struct device and feed
> it to dev_name():

Applied, thanks.

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