linux-kernel - Re: [RFC PATCH 3/7] drivers/zio: core files for the ZIO input/output

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Message-ID: <7431481.TL8TOhprdN@harkonnen>
Date:	Sat, 26 Nov 2011 23:58:41 +0100
From:	Federico Vaga <federico.vaga@...il.com>
To:	Greg KH <greg@...ah.com>
Cc:	Alessandro Rubini <rubini@...dd.com>, linux-iio@...r.kernel.org,
	linux-kernel@...r.kernel.org, dcobas@...n.ch, siglesia@...n.ch,
	manohar.vanga@...n.ch
Subject: Re: [RFC PATCH 3/7] drivers/zio: core files for the ZIO input/output

In data sabato 26 novembre 2011 12:03:41, Greg KH ha scritto:
> On Sat, Nov 26, 2011 at 06:30:42PM +0100, Alessandro Rubini wrote:
> > +static struct kobj_type zdktype = { /* For standard and extended
> > attribute */ +	.release   = NULL,
> 
> Sweet!
> 
> As-per the in-kernel documentation, I now get to mock you for doing
> this :)
> 
> Please NEVER DO THIS, you are ignoring the messages that the kernel
> sends you when you remove one of these devices, and causing a memory
> leak.

Honestly we never see any messages about this.

> Not nice at all, yet another reason to use a 'struct device'.

I don't think is a valid reason, because device_release implementation require 
us to implement a release method within device, or device_type or class; so we 
can use kobj_type as well.

> thanks,
> 
> greg k-h
-- 
Federico Vaga
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