Commit 989f2851 authored by Sahid Orentino Ferdjaoui's avatar Sahid Orentino Ferdjaoui Committed by Alexei Starovoitov
Browse files

bpftool: replace return value PTR_ERR(NULL) with 0 



There is no reasons to keep PTR_ERR() when kern_btf=NULL, let's just
return 0.
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>
Link: https://lore.kernel.org/r/20221120112515.38165-3-sahid.ferdjaoui@industrialdiscipline.com


Signed-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
parent 9b810755

tools/bpf/bpftool/struct_ops.c

+2 −4
Original line number Diff line number Diff line
@@ -63,10 +63,8 @@ static __s32 get_map_info_type_id(void) 
		return map_info_type_id;



	kern_btf = get_btf_vmlinux();

	if (libbpf_get_error(kern_btf)) {

		map_info_type_id = PTR_ERR(kern_btf);

		return map_info_type_id;

	}

	if (!kern_btf)

		return 0;



	map_info_type_id = btf__find_by_name_kind(kern_btf, "bpf_map_info",

						  BTF_KIND_STRUCT);