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bpf: Remove unused arguments from btf_struct_access().

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Remove unused arguments from btf_struct_access() callback.

Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Acked-by: David Vernet <void@manifault.com>
Link: https://lore.kernel.org/bpf/20230404045029.82870-3-alexei.starovoitov@gmail.com
This commit is contained in:
Alexei Starovoitov
2023-04-03 21:50:23 -07:00
committed by Andrii Nakryiko
parent 7d64c51328
commit b7e852a9ec
7 changed files with 16 additions and 25 deletions
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12
net/bpf/bpf_dummy_struct_ops.c
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@@ -173,14 +173,11 @@ static int bpf_dummy_ops_check_member(const struct btf_type *t,
static int bpf_dummy_ops_btf_struct_access(struct bpf_verifier_log *log,
const struct bpf_reg_state *reg,
int off, int size, enum bpf_access_type atype,
u32 *next_btf_id,
enum bpf_type_flag *flag)
int off, int size)
{
const struct btf_type *state;
const struct btf_type *t;
s32 type_id;
int err;
type_id = btf_find_by_name_kind(reg->btf, "bpf_dummy_ops_state",
BTF_KIND_STRUCT);
@@ -194,9 +191,10 @@ static int bpf_dummy_ops_btf_struct_access(struct bpf_verifier_log *log,
return -EACCES;
}
err = btf_struct_access(log, reg, off, size, atype, next_btf_id, flag);
if (err < 0)
return err;
if (off + size > sizeof(struct bpf_dummy_ops_state)) {
bpf_log(log, "write access at off %d with size %d\n", off, size);
return -EACCES;
}
return NOT_INIT;
}