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libbpf: Avoid false unuinitialized variable warning in bpf_core_apply_relo

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Some versions of GCC report uninitialized targ_spec usage. GCC is wrong, but
let's avoid unnecessary warnings.

Fixes: ddc7c3042614 ("libbpf: implement BPF CO-RE offset relocation algorithm")
Signed-off-by: Andrii Nakryiko <andriin@fb.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20200821225556.2178419-1-andriin@fb.com
This commit is contained in:
Andrii Nakryiko 2020-08-21 15:55:56 -07:00 committed by Alexei Starovoitov
parent 07ff4f0126
commit 3418c56de8
1 changed files with 1 additions and 1 deletions
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tools/lib/bpf/libbpf.c
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@ -5390,7 +5390,7 @@ static int bpf_core_apply_relo(struct bpf_program *prog,
struct hashmap *cand_cache) struct hashmap *cand_cache)
{ {
const char *prog_name = bpf_program__title(prog, false); const char *prog_name = bpf_program__title(prog, false);
struct bpf_core_spec local_spec, cand_spec, targ_spec; struct bpf_core_spec local_spec, cand_spec, targ_spec = {};
const void *type_key = u32_as_hash_key(relo->type_id); const void *type_key = u32_as_hash_key(relo->type_id);
struct bpf_core_relo_res cand_res, targ_res; struct bpf_core_relo_res cand_res, targ_res;
const struct btf_type *local_type; const struct btf_type *local_type;