linux-kernel - Re: [PATCH 00/19] driver:usb&net: add missing platform

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Message-ID: <519B2FC7.6000801@huawei.com>
Date:	Tue, 21 May 2013 16:26:47 +0800
From:	Libo Chen <clbchenlibo.chen@...wei.com>
To:	Gu Zheng <guz.fnst@...fujitsu.com>
CC:	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
	David Miller <davem@...emloft.net>, <libo.chen@...wei.com>,
	<gregkh@...uxfoundation.org>, <samuel@...tiz.org>,
	<stern@...land.harvard.edu>, <khc@...waw.pl>,
	<akpm@...ux-foundation.org>, <balbi@...com>,
	<sarah.a.sharp@...ux.intel.com>,
	<alexander.shishkin@...ux.intel.com>, <brudley@...adcom.com>,
	<linux-usb@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>, <lizefan@...wei.com>
Subject: Re: [PATCH 00/19] driver:usb&net: add missing platform_driver owner

On 2013/5/21 16:00, Gu Zheng wrote:
> On 05/21/2013 02:41 PM, Thomas Petazzoni wrote:
> 
>> Dear David Miller,
>>
>> On Mon, 20 May 2013 23:26:19 -0700 (PDT), David Miller wrote:
>>> From: Libo Chen <libo.chen@...wei.com>
>>> Date: Tue, 21 May 2013 10:42:00 +0800
>>>
>>>> I find a lot of mistakes using struct platform_driver without owner.
>>>> So I pick up some of them including usb and net modules
>>>
>>> Instead of doing it this way, which is obviously error prone and
>>> easy to forget, make platform_driver_register() be a macro which
>>> sets the module owner field then calls the real
>>> __platform_driver_register().
>>
>> Or, maybe make the existing module_platform_driver() macro do this?
> 
> 
> But not all the modules use module_platform_driver() macro to replace the module init/exit.
> 
> Thanks,
> Gu
> 

yes, there are many drivers register platform_driver by platform_driver_register manually.

make both platform_driver_register() and module_platform_driver()  to check and set the module owner field?



>>
>> Best regards,
>>
>> Thomas
> 
> 
> 
> .
> 


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