diff options
| author | Lam Thai <lamthai@arista.com> | 2022-08-24 15:59:00 -0700 |
|---|---|---|
| committer | Andrii Nakryiko <andrii@kernel.org> | 2022-08-25 11:43:08 -0700 |
| commit | 7184aef9c0f7a81db8fd18d183ee42481d89bf35 (patch) | |
| tree | e762daee9dd5f24fc9f9465a757c215861ce9825 /tools/bpf | |
| parent | eef3c3d3373641b01c65af630d5e003cbabe6abe (diff) | |
| download | linux-rpi-7184aef9c0f7a81db8fd18d183ee42481d89bf35.tar.gz linux-rpi-7184aef9c0f7a81db8fd18d183ee42481d89bf35.tar.bz2 linux-rpi-7184aef9c0f7a81db8fd18d183ee42481d89bf35.zip | |
bpftool: Fix a wrong type cast in btf_dumper_int
When `data` points to a boolean value, casting it to `int *` is problematic
and could lead to a wrong value being passed to `jsonw_bool`. Change the
cast to `bool *` instead.
Fixes: b12d6ec09730 ("bpf: btf: add btf print functionality")
Signed-off-by: Lam Thai <lamthai@arista.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Reviewed-by: Quentin Monnet <quentin@isovalent.com>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Link: https://lore.kernel.org/bpf/20220824225859.9038-1-lamthai@arista.com
Diffstat (limited to 'tools/bpf')
| -rw-r--r-- | tools/bpf/bpftool/btf_dumper.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/bpf/bpftool/btf_dumper.c b/tools/bpf/bpftool/btf_dumper.c index 125798b0bc5d..19924b6ce796 100644 --- a/tools/bpf/bpftool/btf_dumper.c +++ b/tools/bpf/bpftool/btf_dumper.c @@ -452,7 +452,7 @@ static int btf_dumper_int(const struct btf_type *t, __u8 bit_offset, *(char *)data); break; case BTF_INT_BOOL: - jsonw_bool(jw, *(int *)data); + jsonw_bool(jw, *(bool *)data); break; default: /* shouldn't happen */ |