1// SPDX-License-Identifier: GPL-2.0-only
 2/* Copyright (c) 2020 Facebook */
 3#include <stddef.h>
 4#include <linux/bpf.h>
 5#include <bpf/bpf_helpers.h>
 6#include "bpf_misc.h"
 7
 8__noinline int foo(struct __sk_buff *skb)
 9{
10	return bpf_get_prandom_u32();
11}
12
13SEC("cgroup_skb/ingress")
14__success
15int global_func8(struct __sk_buff *skb)
16{
17	if (!foo(skb))
18		return 0;
19
20	return 1;
21}

 1// SPDX-License-Identifier: GPL-2.0-only
 2/* Copyright (c) 2020 Facebook */
 3#include <stddef.h>
 4#include <linux/bpf.h>
 5#include <bpf/bpf_helpers.h>
 
 6
 7__noinline int foo(struct __sk_buff *skb)
 8{
 9	return bpf_get_prandom_u32();
10}
11
12SEC("cgroup_skb/ingress")
13int test_cls(struct __sk_buff *skb)
 
14{
15	if (!foo(skb))
16		return 0;
17
18	return 1;
19}