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bpftool: fix BTF raw dump of FWD's fwd_kind 

kflag bit determines whether FWD is for struct or union. Use that bit.

Fixes: c93cc69004 ("bpftool: add ability to dump BTF types")
Signed-off-by: Andrii Nakryiko <andriin@fb.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
This commit is contained in:
Andrii Nakryiko 2019-05-16 23:21:29 -07:00 committed by Daniel Borkmann
parent 7ed4b4e60b
commit 9c3ddee124
1 changed files with 2 additions and 2 deletions
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4
tools/bpf/bpftool/btf.c
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@ -208,8 +208,8 @@ static int dump_btf_type(const struct btf *btf, __u32 id,
break;
}
case BTF_KIND_FWD: {
const char *fwd_kind = BTF_INFO_KIND(t->info) ? "union"
: "struct";
const char *fwd_kind = BTF_INFO_KFLAG(t->info) ? "union"
: "struct";
if (json_output)
jsonw_string_field(w, "fwd_kind", fwd_kind);