From: Arnd Bergmann <arnd@arndb.de>
To: linux-arm-kernel@lists.infradead.org
Cc: Mark Brown <broonie@kernel.org>,
Brian Austin <brian.austin@cirrus.com>,
Liam Girdwood <lgirdwood@gmail.com>,
Paul Handrigan <Paul.Handrigan@cirrus.com>,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org
Subject: Re: [PATCH] ASoC: cs35l32: avoid uninitialized variable access
Date: Mon, 04 Jan 2016 16:17:47 +0100 [thread overview]
Message-ID: <9222694.IRNnfpj6Tn@wuerfel> (raw)
In-Reply-To: <20160102141746.GH16023@sirena.org.uk>
On Saturday 02 January 2016 14:17:46 Mark Brown wrote:
> On Sat, Jan 02, 2016 at 12:19:52AM +0100, Arnd Bergmann wrote:
>
> > - if (i2c_client->dev.of_node) {
> > + if (IS_ENABLED(CONFIG_OF) && i2c_client->dev.of_node) {
>
> This would be a lot nicer if there was an __always_null annotation we
> could put on of_node for !OF configurations, that'd Just Work and this
> can't be the only case where we have this idiom.
>
How about an inline helper like
static inline struct device_node *dev_of_node(struct device *dev)
{
if (IS_ENABLED(CONFIG_OF))
return dev->of_node;
}
Arnd
next prev parent reply other threads:[~2016-01-04 15:18 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-01 23:19 [PATCH] ASoC: cs35l32: avoid uninitialized variable access Arnd Bergmann
2016-01-02 14:17 ` Mark Brown
2016-01-04 15:17 ` Arnd Bergmann [this message]
2016-01-04 15:20 ` Russell King - ARM Linux
2016-01-04 16:41 ` Arnd Bergmann
2016-01-04 16:52 ` Russell King - ARM Linux
2016-01-04 15:45 ` Mark Brown
-- strict thread matches above, loose matches on Subject: below --
2016-03-07 4:19 Arnd Bergmann
2016-03-07 12:22 ` Austin, Brian
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