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| author | Andrii Nakryiko <andriin@fb.com> | 2020-09-29 15:06:02 -0700 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2020-09-29 17:05:31 -0700 |
| commit | 33433913459a6bfbfa808c202d6f5490aa43d7a7 (patch) | |
| tree | 0515bfeedca7be6f4ddeef1b0de9f59a4bf4421f | |
| parent | 67e4ca74953ea27e2c0dac6907fb4271bd6d5d87 (diff) | |
| download | linux-33433913459a6bfbfa808c202d6f5490aa43d7a7.tar.bz2 | |
libbpf: Fix uninitialized variable in btf_parse_type_sec
Fix obvious unitialized variable use that wasn't reported by compiler. libbpf
Makefile changes to catch such errors are added separately.
Fixes: 3289959b97ca ("libbpf: Support BTF loading and raw data output in both endianness")
Signed-off-by: Andrii Nakryiko <andriin@fb.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Martin KaFai Lau <kafai@fb.com>
Link: https://lore.kernel.org/bpf/20200929220604.833631-1-andriin@fb.com
| -rw-r--r-- | tools/lib/bpf/btf.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/lib/bpf/btf.c b/tools/lib/bpf/btf.c index e1dbd766c698..398b1f345b3c 100644 --- a/tools/lib/bpf/btf.c +++ b/tools/lib/bpf/btf.c @@ -347,7 +347,7 @@ static int btf_parse_type_sec(struct btf *btf) struct btf_header *hdr = btf->hdr; void *next_type = btf->types_data; void *end_type = next_type + hdr->type_len; - int err, i, type_size; + int err, i = 0, type_size; /* VOID (type_id == 0) is specially handled by btf__get_type_by_id(), * so ensure we can never properly use its offset from index by |