1 // SPDX-License-Identifier: GPL-2.0 2 #include <linux/bpf.h> 3 #include <bpf/bpf_helpers.h> 4 #include "bpf_legacy.h" 5 6 SEC("tc") 7 int entry(struct __sk_buff *skb) 8 { 9 return 1; 10 } 11 12 char __license[] SEC("license") = "GPL"; 13