[PATCH bpf-next v8 1/9] bpf: Drop duplicate blank lines in verifier

From: Leon Hwang

Date: Mon Jun 29 2026 - 11:36:32 EST


There are many adjacent blank lines in the verifier that have accumulated
over time.

Drop them for cleanup.

No functional changes intended.

Signed-off-by: Leon Hwang <leon.hwang@xxxxxxxxx>
---
kernel/bpf/verifier.c | 15 ---------------
1 file changed, 15 deletions(-)

diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 25aea4271cd0..49a331c27b43 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -652,7 +652,6 @@ static void __mark_dynptr_reg(struct bpf_reg_state *reg,
enum bpf_dynptr_type type,
bool first_slot, int id, int parent_id);

-
static void mark_dynptr_stack_regs(struct bpf_verifier_env *env,
struct bpf_reg_state *sreg1,
struct bpf_reg_state *sreg2,
@@ -1689,7 +1688,6 @@ static bool same_callsites(struct bpf_verifier_state *a, struct bpf_verifier_sta
return true;
}

-
void bpf_free_backedges(struct bpf_scc_visit *visit)
{
struct bpf_scc_backedge *backedge, *next;
@@ -2309,7 +2307,6 @@ static struct bpf_verifier_state *push_async_cb(struct bpf_verifier_env *env,
return &elem->st;
}

-
static int cmp_subprogs(const void *a, const void *b)
{
return ((struct bpf_subprog_info *)a)->start -
@@ -3331,7 +3328,6 @@ static bool is_spillable_regtype(enum bpf_reg_type type)
}
}

-
/* check if register is a constant scalar value */
static bool is_reg_const(struct bpf_reg_state *reg, bool subreg32)
{
@@ -4025,7 +4021,6 @@ static int check_stack_read(struct bpf_verifier_env *env,
return err;
}

-
/* check_stack_write dispatches to check_stack_write_fixed_off or
* check_stack_write_var_off.
*
@@ -4820,7 +4815,6 @@ static int check_sock_access(struct bpf_verifier_env *env, int insn_idx,
valid = false;
}

-
if (valid) {
env->insn_aux_data[insn_idx].ctx_field_size =
info.ctx_field_size;
@@ -6645,7 +6639,6 @@ static int check_stack_range_initialized(
if (err)
return err;

-
if (tnum_is_const(reg->var_off)) {
min_off = max_off = reg->var_off.value + off;
} else {
@@ -7359,7 +7352,6 @@ static bool is_iter_new_kfunc(struct bpf_kfunc_call_arg_meta *meta)
return meta->kfunc_flags & KF_ITER_NEW;
}

-
static bool is_iter_destroy_kfunc(struct bpf_kfunc_call_arg_meta *meta)
{
return meta->kfunc_flags & KF_ITER_DESTROY;
@@ -11502,7 +11494,6 @@ static int process_irq_flag(struct bpf_verifier_env *env, struct bpf_reg_state *
return 0;
}

-
static int ref_set_non_owning(struct bpf_verifier_env *env, struct bpf_reg_state *reg)
{
struct btf_record *rec = reg_btf_record(reg);
@@ -16394,7 +16385,6 @@ static int check_ld_abs(struct bpf_verifier_env *env, struct bpf_insn *insn)
return 0;
}

-
static bool return_retval_range(struct bpf_verifier_env *env, struct bpf_retval_range *range)
{
enum bpf_prog_type prog_type = resolve_prog_type(env->prog);
@@ -18288,8 +18278,6 @@ static void release_insn_arrays(struct bpf_verifier_env *env)
bpf_insn_array_release(env->insn_array_maps[i]);
}

-
-
/* The verifier does more data flow analysis than llvm and will not
* explore branches that are dead at run time. Malicious programs can
* have dead code too. Therefore replace all dead at-run-time code
@@ -18317,8 +18305,6 @@ static void sanitize_dead_code(struct bpf_verifier_env *env)
}
}

-
-
static void free_states(struct bpf_verifier_env *env)
{
struct bpf_verifier_state_list *sl;
@@ -18600,7 +18586,6 @@ static int do_check_main(struct bpf_verifier_env *env)
return ret;
}

-
static void print_verification_stats(struct bpf_verifier_env *env)
{
/* Skip over hidden subprogs which are not verified. */
--
2.54.0