thesis/linux-6.8.1/tools/testing/selftests/bpf/progs/test_global_func17.c
2025-03-19 13:44:23 +01:00

19 lines
350 B
C

// SPDX-License-Identifier: GPL-2.0-only
#include <vmlinux.h>
#include <bpf/bpf_helpers.h>
#include "bpf_misc.h"
__noinline int foo(int *p)
{
barrier_var(p);
return p ? (*p = 42) : 0;
}
const volatile int i;
SEC("tc")
__failure __msg("Caller passes invalid args into func#1")
int global_func17(struct __sk_buff *skb)
{
return foo((int *)&i);
}