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SubjectRe: [PATCH 1/8] tools lib bpf: add error functions
On 16 October 2016 at 14:18, Eric Leblond <> wrote:
> The include of err.h is not explicitely needed in exported
> functions and it was causing include conflict with some existing
> code due to redefining some macros.
> To fix this, let's have error handling functions provided by the
> library. Furthermore this will allow user to have an homogeneous
> API.
> Signed-off-by: Eric Leblond <>

Does it need to return the error like this or should we just fix up
the bpf_object__open() API to return errors in a simpler form?

There's already libbpf_set_print(...) for outputting errors, is it
reasonable to just change the library to return NULLs in error cases

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