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// SPDX-License-Identifier: GPL-2.0
/* Copyright (c) 2019 Facebook */
#include <linux/bpf.h>
#include <bpf/bpf_helpers.h>
#include "bpf_trace_helpers.h"
struct sk_buff {
unsigned int len;
};
__u64 test_result = 0;
SEC("fexit/test_pkt_md_access")
int BPF_PROG(test_main2, struct sk_buff *skb, int ret)
{
int len;
__builtin_preserve_access_index(({
len = skb->len;
}));
if (len != 74 || ret != 0)
return 0;
test_result = 1;
return 0;
}
char _license[] SEC("license") = "GPL";
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