Commit d2973ffd authored by Sahid Orentino Ferdjaoui's avatar Sahid Orentino Ferdjaoui Committed by Alexei Starovoitov
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bpftool: fix error message when function can't register struct_ops 



It is expected that errno be passed to strerror(). This also cleans
this part of code from using libbpf_get_error().

Signed-off-by: default avatarSahid Orentino Ferdjaoui <sahid.ferdjaoui@industrialdiscipline.com>
Acked-by: default avatarYonghong Song <yhs@fb.com>
Suggested-by: default avatarQuentin Monnet <quentin@isovalent.com>
Reviewed-by: default avatarQuentin Monnet <quentin@isovalent.com>
Link: https://lore.kernel.org/r/20221120112515.38165-4-sahid.ferdjaoui@industrialdiscipline.com


Signed-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
parent 989f2851

tools/bpf/bpftool/struct_ops.c

+2 −3
Original line number Diff line number Diff line
@@ -511,10 +511,9 @@ static int do_register(int argc, char **argv) 
			continue;



		link = bpf_map__attach_struct_ops(map);

		if (libbpf_get_error(link)) {

		if (!link) {

			p_err("can't register struct_ops %s: %s",

			      bpf_map__name(map),

			      strerror(-PTR_ERR(link)));

			      bpf_map__name(map), strerror(errno));

			nr_errs++;

			continue;

		}