Hello:
This patch was applied to bpf/bpf-next.git (master)
by Martin KaFai Lau <martin.lau@xxxxxxxxxx>:
On Mon, 8 Sep 2025 14:08:10 +0800 you wrote:
> From: Feng Yang <yangfeng@xxxxxxxxxx>
>
> The error message printed here only uses the previous err value,
> which results in it being printed as 0.
> When bpf_map__attach_struct_ops encounters an error,
> it uses libbpf_err_ptr(err) to set errno = -err and returns NULL.
> Therefore, Using -errno can fix this issue.
>
> [...]
Here is the summary with links:
- [v3,bpf-next] selftests/bpf: Fix the issue where the error code is 0
https://git.kernel.org/bpf/bpf-next/c/93a83d044314
You are awesome, thank you!
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