1// SPDX-License-Identifier: GPL-2.0-only
2#include <stddef.h>
3#include <linux/bpf.h>
4#include <bpf/bpf_helpers.h>
5#include "bpf_misc.h"
6
7__noinline int foo(int (*arr)[10])
8{
9 if (arr)
10 return (*arr)[9];
11
12 return 0;
13}
14
15SEC("cgroup_skb/ingress")
16__success
17int global_func16(struct __sk_buff *skb)
18{
19 int array[10];
20
21 const int rv = foo(&array);
22
23 return rv ? 1 : 0;
24}
25

source code of linux/tools/testing/selftests/bpf/progs/test_global_func16.c