diff options
| -rw-r--r-- | tools/bpf/bpftool/btf_dumper.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/tools/bpf/bpftool/btf_dumper.c b/tools/bpf/bpftool/btf_dumper.c index 3f0629edbca5..6ba5f567a9d8 100644 --- a/tools/bpf/bpftool/btf_dumper.c +++ b/tools/bpf/bpftool/btf_dumper.c @@ -82,8 +82,6 @@ static void btf_dumper_bitfield(__u32 nr_bits, __u8 bit_offset, int bits_to_copy; __u64 print_num; - data += BITS_ROUNDDOWN_BYTES(bit_offset); - bit_offset = BITS_PER_BYTE_MASKED(bit_offset); bits_to_copy = bit_offset + nr_bits; bytes_to_copy = BITS_ROUNDUP_BYTES(bits_to_copy); @@ -118,7 +116,9 @@ static void btf_dumper_int_bits(__u32 int_type, __u8 bit_offset, * BTF_INT_OFFSET() cannot exceed 64 bits. */ total_bits_offset = bit_offset + BTF_INT_OFFSET(int_type); - btf_dumper_bitfield(nr_bits, total_bits_offset, data, jw, + data += BITS_ROUNDDOWN_BYTES(total_bits_offset); + bit_offset = BITS_PER_BYTE_MASKED(total_bits_offset); + btf_dumper_bitfield(nr_bits, bit_offset, data, jw, is_plain_text); } @@ -216,11 +216,12 @@ static int btf_dumper_struct(const struct btf_dumper *d, __u32 type_id, } jsonw_name(d->jw, btf__name_by_offset(d->btf, m[i].name_off)); + data_off = data + BITS_ROUNDDOWN_BYTES(bit_offset); if (bitfield_size) { - btf_dumper_bitfield(bitfield_size, bit_offset, - data, d->jw, d->is_plain_text); + btf_dumper_bitfield(bitfield_size, + BITS_PER_BYTE_MASKED(bit_offset), + data_off, d->jw, d->is_plain_text); } else { - data_off = data + BITS_ROUNDDOWN_BYTES(bit_offset); ret = btf_dumper_do_type(d, m[i].type, BITS_PER_BYTE_MASKED(bit_offset), data_off); |