linux-kernel - Re: [PATCH v1] lib/string_helpers: Add missed declaration of struct task

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Date:   Thu, 10 May 2018 13:59:46 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        James Morris <jmorris@...ei.org>
Subject: Re: [PATCH v1] lib/string_helpers: Add missed declaration of struct task_struct

On Thu, May 3, 2018 at 9:34 PM, Kees Cook <keescook@...omium.org> wrote:
> On Thu, May 3, 2018 at 6:13 PM, Andy Shevchenko
> <andriy.shevchenko@...ux.intel.com> wrote:
>> Starting from the commit 0d0443288f22 the new function has been
>> introduced which takes struct task_struct as a parameter. Though,
>> compiler doesn't know where to get information about it at this stage.
>>
>> Add missed declaration of struct task_struct to satisfy compiler.
>>
>> Fixes: 0d0443288f22 ("string_helpers: add kstrdup_quotable_cmdline")
>> Cc: Kees Cook <keescook@...omium.org>
>> Cc: James Morris <james.l.morris@...cle.com>
>> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
>
> Acked-by: Kees Cook <keescook@...omium.org>
>
> I'm not sure who should carry this. You're welcome to put it in your tree?

I haven't seen this show up in linux-next. Andy will you be taking it?

-Kees

>
> -Kees
>
>> ---
>>  include/linux/string_helpers.h | 1 +
>>  1 file changed, 1 insertion(+)
>>
>> diff --git a/include/linux/string_helpers.h b/include/linux/string_helpers.h
>> index 4397c52ec4a4..d23c5030901a 100644
>> --- a/include/linux/string_helpers.h
>> +++ b/include/linux/string_helpers.h
>> @@ -5,6 +5,7 @@
>>  #include <linux/types.h>
>>
>>  struct file;
>> +struct task_struct;
>>
>>  /* Descriptions of the types of units to
>>   * print in */
>> --
>> 2.17.0
>>
>
>
>
> --
> Kees Cook
> Pixel Security



-- 
Kees Cook
Pixel Security