1 // SPDX-License-Identifier: GPL-2.0 2 3 #include <linux/bpf.h> 4 #include <bpf/bpf_helpers.h> 5 6 /* Dummy prog to test TC-BPF API */ 7 8 SEC("classifier") 9 int cls(struct __sk_buff *skb) 10 { 11 return 0; 12 } 13