diff options
Diffstat (limited to 'tools/lib/bpf/btf_dump.c')
| -rw-r--r-- | tools/lib/bpf/btf_dump.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/tools/lib/bpf/btf_dump.c b/tools/lib/bpf/btf_dump.c index 679bf34e3f47..e98c201f29b5 100644 --- a/tools/lib/bpf/btf_dump.c +++ b/tools/lib/bpf/btf_dump.c @@ -1670,9 +1670,10 @@ static int btf_dump_int_data(struct btf_dump *d, { __u8 encoding = btf_int_encoding(t); bool sign = encoding & BTF_INT_SIGNED; + char buf[16] __aligned(16); int sz = t->size; - if (sz == 0) { + if (sz == 0 || sz > sizeof(buf)) { pr_warn("unexpected size %d for id [%u]\n", sz, type_id); return -EINVAL; } @@ -1680,8 +1681,10 @@ static int btf_dump_int_data(struct btf_dump *d, /* handle packed int data - accesses of integers not aligned on * int boundaries can cause problems on some platforms. */ - if (!ptr_is_aligned(data, sz)) - return btf_dump_bitfield_data(d, t, data, 0, 0); + if (!ptr_is_aligned(data, sz)) { + memcpy(buf, data, sz); + data = buf; + } switch (sz) { case 16: { |