Commit aec42f36 authored by Alexei Starovoitov's avatar Alexei Starovoitov
Browse files

bpf: Remove unused variables. 



Remove unused prev_offset, min_size, krec_size variables.

Reported-by: default avatarkernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202309190634.fL17FWoT-lkp@intel.com/


Fixes: aaa619eb ("bpf: Refactor check_btf_func and split into two phases")
Signed-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
parent 5bfdb4fb

kernel/bpf/verifier.c

+1 −5
Original line number Diff line number Diff line
@@ -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);









	}