xref: /openbmc/linux/tools/testing/selftests/bpf/progs/changes_pkt_data_freplace.c (revision 5a4c98323b01d52382575a7a4d6bf7bf5f326047)

// SPDX-License-Identifier: GPL-2.0

#include <linux/bpf.h>
#include <bpf/bpf_helpers.h>

SEC("?freplace")
long changes_pkt_data(struct __sk_buff *sk)
{
	return bpf_skb_pull_data(sk, 0);
}

SEC("?freplace")
long does_not_change_pkt_data(struct __sk_buff *sk)
{
	return 0;
}

char _license[] SEC("license") = "GPL";