40 	struct bpf_link *links[ARRAY_SIZE(cgs)] = {}, *tmp_link;  in test_cgroup_link()  local
66 		links[i] = bpf_program__attach_cgroup(skel->progs.egress,  in test_cgroup_link()
68 		if (CHECK(IS_ERR(links[i]), "cg_attach", "i: %d, err: %ld\n",  in test_cgroup_link()
69 				 i, PTR_ERR(links[i])))  in test_cgroup_link()
110 	bpf_link__destroy(links[last_cg]);  in test_cgroup_link()
111 	links[last_cg] = NULL;  in test_cgroup_link()
122 	links[last_cg] = bpf_program__attach_cgroup(skel->progs.egress,  in test_cgroup_link()
124 	if (CHECK(IS_ERR(links[last_cg]), "cg_attach", "err: %ld\n",  in test_cgroup_link()
125 		  PTR_ERR(links[last_cg])))  in test_cgroup_link()
131 	bpf_link__destroy(links[last_cg]);  in test_cgroup_link()
132 	links[last_cg] = NULL;  in test_cgroup_link()
166 	links[last_cg] = bpf_program__attach_cgroup(skel->progs.egress,  in test_cgroup_link()
168 	if (CHECK(IS_ERR(links[last_cg]), "cg_attach", "err: %ld\n",  in test_cgroup_link()
169 		  PTR_ERR(links[last_cg])))  in test_cgroup_link()
182 	/* replace BPF programs inside their links for all but first link */  in test_cgroup_link()
184 		err = bpf_link__update_program(links[i], skel->progs.egress_alt);  in test_cgroup_link()
194 	err = bpf_link_update(bpf_link__fd(links[0]),  in test_cgroup_link()
204 	err = bpf_link_update(bpf_link__fd(links[0]),  in test_cgroup_link()
213 	/* close cgroup FDs before detaching links */  in test_cgroup_link()
224 	prog_id = link_info_prog_id(links[0], &info);  in test_cgroup_link()
228 	err = bpf_link__detach(links[0]);  in test_cgroup_link()
233 	prog_id = link_info_prog_id(links[0], &info);  in test_cgroup_link()
252 		if (!IS_ERR(links[i]))  in test_cgroup_link()
253 			bpf_link__destroy(links[i]);  in test_cgroup_link()