Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1// SPDX-License-Identifier: GPL-2.0-only
2#include <vmlinux.h>
3#include <bpf/bpf_helpers.h>
4#include "bpf_misc.h"
5
6__noinline int foo(int *p)
7{
8 barrier_var(p);
9 return p ? (*p = 42) : 0;
10}
11
12const volatile int i;
13
14SEC("tc")
15__failure __msg("Caller passes invalid args into func#1")
16int global_func17(struct __sk_buff *skb)
17{
18 return foo((int *)&i);
19}