libbpf: Don't return -EINVAL if hdr_len < offsetofend(core_relo_len)

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Since core relos is an optional part of the .BTF.ext ELF section, we should
skip parsing it instead of returning -EINVAL if header size is less than
offsetofend(struct btf_ext_header, core_relo_len).

Signed-off-by: Yuntao Wang <ytcoode@gmail.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20220404005320.1723055-1-ytcoode@gmail.com

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Yuntao Wang 2022-04-04 08:53:20 +08:00 • committed by Andrii Nakryiko

parent 88d01a5711

commit e93f39998d

1 changed files with 2 additions and 4 deletions

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tools/lib/bpf/btf.c

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