Re: [PATCH] Fix modpost failures in fedora 17

From: David Miller
Date: Thu Apr 12 2012 - 15:24:52 EST


From: Sam Ravnborg <sam@xxxxxxxxxxxx>
Date: Thu, 12 Apr 2012 21:13:04 +0200

> On Thu, Apr 12, 2012 at 02:37:30PM -0400, David Miller wrote:
>>
>> The symbol table on x86-64 starts to have entries that have names
>> like:
>>
>> _GLOBAL__sub_I_65535_0___mod_x86cpu_device_table
>>
>> They are of type STT_FUNCTION and this one had a length of 18. This
>> matched the device ID validation logic and it barfed because the
>> length did not meet the device type's criteria.
>>
>> --------------------
>> FATAL: arch/x86/crypto/aesni-intel: sizeof(struct x86cpu_device_id)=16 is not a modulo of the size of section __mod_x86cpu_device_table=18.
>> Fix definition of struct x86cpu_device_id in mod_devicetable.h
>> --------------------
>>
>> These are some kind of compiler tool internal stuff being emitted and
>> not something we want to inspect in modpost's device ID table
>> validation code.
>>
>> So skip the symbol if it is not of type STT_OBJECT.
>>
>> Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
> Acked-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
>
> I assume this is stable material too?

Yes.

> In other words we should add:
> Cc: stable@xxxxxxxxxxxxxxx

Indeed, we should.
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