Re: [PATCH 3/4] libbpf: break loop earlier

From: Daniel Borkmann
Date: Wed Dec 27 2017 - 18:05:20 EST


On 12/27/2017 09:30 PM, Eric Leblond wrote:
> On Wed, 2017-12-27 at 11:00 -0800, Alexei Starovoitov wrote:
>> On Wed, Dec 27, 2017 at 07:02:28PM +0100, Eric Leblond wrote:
>>> Get out of the loop when we have a match.
>>>
>>> Signed-off-by: Eric Leblond <eric@xxxxxxxxx>
>>> ---
>>> tools/lib/bpf/libbpf.c | 1 +
>>> 1 file changed, 1 insertion(+)
>>>
>>> diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
>>> index 5fe8aaa2123e..d263748aa341 100644
>>> --- a/tools/lib/bpf/libbpf.c
>>> +++ b/tools/lib/bpf/libbpf.c
>>> @@ -412,6 +412,7 @@ bpf_object__init_prog_names(struct bpf_object
>>> *obj)
>>> prog->section_name);
>>> return -LIBBPF_ERRNO__LIBELF;
>>> }
>>> + break;
>>
>> why this is needed?
>
> It was just cosmetic, no related bug.
>
>> The top of the loop is:
>> for (si = 0; si < symbols->d_size / sizeof(GElf_Sym) && !name;
>>
>> so as soon as name is found the loop will exit.
>
> OK, I've missed that. Please disregard this patch.

Ok, please respin the series one last time w/o this patch then.

Please also keep the already given ACKs on the other patches.

Thanks, Eric!