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SubjectRe: [PATCH 2/7] Input: pmic8xxx-pwrkey - Migrate to regmap APIs
On Thu, Jan 02, 2014 at 06:49:59PM +0000, Mark Brown wrote:
> On Sun, Dec 15, 2013 at 03:33:37AM -0800, Dmitry Torokhov wrote:
> > On Tue, Dec 10, 2013 at 03:43:11PM -0800, Stephen Boyd wrote:
>
> > > + regmap = dev_get_regmap(pdev->dev.parent, NULL);
> > > + if (!regmap)
> > > + return -ENODEV;
>
> > And you are leaking memory here...
>
> He's not, dev_get_regmap() just gets a pointer to an existing regmap -
> no reference is taken and nothing is allocated. It's a helper that's
> mainly there so that generic code can be written without needing the
> regmap to be passed around. The caller is responsible for ensuring that
> it will stick around for as long as it's used (generally by having it
> lifetime managed with the device).

I was not talking about data returned by dev_get_regmap() but all other
memory that was allocated before as this was pre devm conversion of the
driver.

Thanks.

--
Dmitry


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