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bpf: Remove unused variables.

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Remove unused prev_offset, min_size, krec_size variables.

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202309190634.fL17FWoT-lkp@intel.com/
Fixes: aaa619ebcc ("bpf: Refactor check_btf_func and split into two phases")
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
This commit is contained in:
Alexei Starovoitov
2023-09-19 02:25:20 -07:00
parent 5bfdb4fbf3
commit aec42f3623
1 changed files with 1 additions and 5 deletions
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6
kernel/bpf/verifier.c
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@@ -15339,14 +15339,12 @@ static int check_btf_func(struct bpf_verifier_env *env,
bpfptr_t uattr)
{
const struct btf_type *type, *func_proto, *ret_type;
u32 i, nfuncs, urec_size, min_size;
u32 krec_size = sizeof(struct bpf_func_info);
u32 i, nfuncs, urec_size;
struct bpf_func_info *krecord;
struct bpf_func_info_aux *info_aux = NULL;
struct bpf_prog *prog;
const struct btf *btf;
bpfptr_t urecord;
u32 prev_offset = 0;
bool scalar_return;
int ret = -ENOMEM;
@@ -15367,7 +15365,6 @@ static int check_btf_func(struct bpf_verifier_env *env,
btf = prog->aux->btf;
urecord = make_bpfptr(attr->func_info, uattr.is_kernel);
min_size = min_t(u32, krec_size, urec_size);
krecord = prog->aux->func_info;
info_aux = kcalloc(nfuncs, sizeof(*info_aux), GFP_KERNEL | __GFP_NOWARN);
@@ -15401,7 +15398,6 @@ static int check_btf_func(struct bpf_verifier_env *env,
goto err_free;
}
prev_offset = krecord[i].insn_off;
bpfptr_add(&urecord, urec_size);
}