1 // SPDX-License-Identifier: GPL-2.0 2 3 #include "vmlinux.h" 4 #include <bpf/bpf_helpers.h> 5 #include <bpf/bpf_tracing.h> 6 7 char _license[] SEC("license") = "GPL"; 8 9 SEC("lsm_cgroup/inet_csk_clone") 10 int BPF_PROG(nonvoid_socket_clone, struct sock *newsk, const struct request_sock *req) 11 { 12 /* Can not return any errors from void LSM hooks. */ 13 return 0; 14 } 15