old_bpf_func 8747 kernel/bpf/verifier.c void *old_bpf_func; old_bpf_func 8860 kernel/bpf/verifier.c old_bpf_func = func[i]->bpf_func; old_bpf_func 8862 kernel/bpf/verifier.c if (tmp != func[i] || func[i]->bpf_func != old_bpf_func) {