linux-kernel - Re: [PATCH] i2c: do not use device name after device

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Date:	Wed, 13 Jan 2010 14:38:04 +0400
From:	Manu Abraham <abraham.manu@...il.com>
To:	Jean Delvare <khali@...ux-fr.org>
Cc:	Thadeu Lima de Souza Cascardo <cascardo@...oscopio.com>,
	linux-i2c@...r.kernel.org,
	"Ben Dooks (embedded platforms)" <ben-linux@...ff.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] i2c: do not use device name after device_unregister

On Wed, Jan 13, 2010 at 2:25 PM, Jean Delvare <khali@...ux-fr.org> wrote:
> Hi Thadeu,
>
> On Tue, 12 Jan 2010 19:36:43 -0200, Thadeu Lima de Souza Cascardo wrote:
>> dev_dbg outputs dev_name, which is released with device_unregister. This bug
>> resulted in output like this:
>>
>> [ 7860.470713] i2c Xy2�0: adapter [SMBus I801 adapter at 1880] unregistered
>>
>> The right output would be:
>> [   60.639233] i2c i2c-0: adapter [SMBus I801 adapter at 1880] unregistered
>
> I can't reproduce this bug. Do you have a specific memory poisoning
> option enabled by any chance? And which kernel version are you running
> exactly?


Same thing happens here with 2.6.30.5:

[11984.257365] i2c-adapter kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk�[�t��
 : adapter [SAA716x I2C Core 0] unregistered

Regards,
Manu
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