Re: [PATCH] fix calls to request_module()

[Nguyen Anh Quynh]

On Thu, Dec 11, 2008 at 2:00 PM, Al Viro <viro@xxxxxxxxxxxxxxxxxx> wrote:
> On Thu, Dec 11, 2008 at 01:23:36PM +0900, Nguyen Anh Quynh wrote:
>
>> So I checked again by fixing the code that should be compiled
>> (sound/core/sound.c), and can confirm that without the patch we got
>> warning like below:
>>
>> sound/core/sound.c: In function 'snd_request_other':
>> sound/core/sound.c:91: warning: format not a string literal and no
>> format arguments
>
> Ah, but that's different.  Take a look at that warning and think _why_
> it is given and what is it about.  Getting an untrusted string as
> format argument is a real security hole, but it has nothing to do
> with a pile of cases in your patch.

Yes, clearly the warning is to warn us about potential format string
bugs. But I agree that there are a lot of false possitives.

My patch is mainly to make gcc happy.

Thanks,
Q
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