Commit 57205e2d authored by Alexei Starovoitov's avatar Alexei Starovoitov
Browse files

bpf: Delete unused variable 



'cnt' is set, but not used. Delete it.

Reported-by: default avatarkernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202604111401.eqzyF2kx-lkp@intel.com/
Fixes: 2c167d91 ("bpf: change logging scheme for live stack analysis")
Link: https://lore.kernel.org/r/20260411141447.45932-1-alexei.starovoitov@gmail.com


Signed-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
parent 4b64e524

kernel/bpf/liveness.c

+1 −3
Original line number Diff line number Diff line
@@ -306,7 +306,7 @@ static inline bool update_insn(struct bpf_verifier_env *env, 
/* Fixed-point computation of @live_before marks */

static void update_instance(struct bpf_verifier_env *env, struct func_instance *instance)

{

	u32 i, frame, po_start, po_end, cnt;

	u32 i, frame, po_start, po_end;

	int *insn_postorder = env->cfg.insn_postorder;

	struct bpf_subprog_info *subprog;

	bool changed;
@@ -315,10 +315,8 @@ static void update_instance(struct bpf_verifier_env *env, struct func_instance * 
	subprog = &env->subprog_info[instance->subprog];

	po_start = subprog->postorder_start;

	po_end = (subprog + 1)->postorder_start;

	cnt = 0;

	/* repeat until fixed point is reached */

	do {

		cnt++;

		changed = false;

		for (frame = 0; frame <= instance->depth; frame++) {

			if (!instance->frames[frame])