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SubjectRe: [PATCH] fs/binfmt_elf.c: fix a do-while statement.
From
Hi Andrew,

On Tue, Jan 26, 2010 at 10:06 PM, Andrew Morton
<akpm@linux-foundation.org> wrote:
> On Wed, 20 Jan 2010 23:03:53 -0500
> Thiago Farina <tfransosi@gmail.com> wrote:
>
>> warning: do-while statement is not a compound statement
>>
>> Signed-off-by: Thiago Farina <tfransosi@gmail.com>
>> ---
>>  fs/binfmt_elf.c |    4 ++--
>>  1 files changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
>> index edd90c4..75d6468 100644
>> --- a/fs/binfmt_elf.c
>> +++ b/fs/binfmt_elf.c
>> @@ -1404,9 +1404,9 @@ static void fill_auxv_note(struct memelfnote *note, struct mm_struct *mm)
>>  {
>>       elf_addr_t *auxv = (elf_addr_t *) mm->saved_auxv;
>>       int i = 0;
>> -     do
>> +     do {
>>               i += 2;
>> -     while (auxv[i - 2] != AT_NULL);
>> +     } while (auxv[i - 2] != AT_NULL);
>>       fill_note(note, "CORE", NT_AUXV, i * sizeof(elf_addr_t), auxv);
>>  }
>
> hmpf.  Which tool emitted that warning?  sparse?
>
Yes, it is a sparse warning.

> It is somewhat unconventional coding style and it'd be good if
> checkpatch were to warn so that we don't _add_ such things to the tree.
>
> But IMO it's such a minor thing that once it _is_ in the tree, it's not
> really worth the patch noise to go and fix it up.

Yeah, much noise for a small thing. I will not fix more warnings like
this in future.

-Thiago
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