21 /* Fill 'tuple' with L3 info, and attempt to find L4. On fail, return NULL. */
62 	struct bpf_sock_tuple *tuple;  in bpf_sk_lookup_test0()  local
70 	tuple = get_tuple(data, sizeof(*eth), data_end, eth->h_proto, &ipv4);  in bpf_sk_lookup_test0()
71 	if (!tuple || tuple + sizeof *tuple > data_end)  in bpf_sk_lookup_test0()
74 	tuple_len = ipv4 ? sizeof(tuple->ipv4) : sizeof(tuple->ipv6);  in bpf_sk_lookup_test0()
75 	sk = bpf_sk_lookup_tcp(skb, tuple, tuple_len, BPF_F_CURRENT_NETNS, 0);  in bpf_sk_lookup_test0()
85 	struct bpf_sock_tuple tuple = {};  in bpf_sk_lookup_test1()  local
88 	sk = bpf_sk_lookup_tcp(skb, &tuple, sizeof(tuple), BPF_F_CURRENT_NETNS, 0);  in bpf_sk_lookup_test1()
97 	struct bpf_sock_tuple tuple = {};  in bpf_sk_lookup_uaf()  local
101 	sk = bpf_sk_lookup_tcp(skb, &tuple, sizeof(tuple), BPF_F_CURRENT_NETNS, 0);  in bpf_sk_lookup_uaf()
112 	struct bpf_sock_tuple tuple = {};  in bpf_sk_lookup_modptr()  local
116 	sk = bpf_sk_lookup_tcp(skb, &tuple, sizeof(tuple), BPF_F_CURRENT_NETNS, 0);  in bpf_sk_lookup_modptr()
127 	struct bpf_sock_tuple tuple = {};  in bpf_sk_lookup_modptr_or_null()  local
131 	sk = bpf_sk_lookup_tcp(skb, &tuple, sizeof(tuple), BPF_F_CURRENT_NETNS, 0);  in bpf_sk_lookup_modptr_or_null()
141 	struct bpf_sock_tuple tuple = {};  in bpf_sk_lookup_test2()  local
143 	bpf_sk_lookup_tcp(skb, &tuple, sizeof(tuple), BPF_F_CURRENT_NETNS, 0);  in bpf_sk_lookup_test2()
150 	struct bpf_sock_tuple tuple = {};  in bpf_sk_lookup_test3()  local
153 	sk = bpf_sk_lookup_tcp(skb, &tuple, sizeof(tuple), BPF_F_CURRENT_NETNS, 0);  in bpf_sk_lookup_test3()
162 	struct bpf_sock_tuple tuple = {};  in bpf_sk_lookup_test4()  local
165 	sk = bpf_sk_lookup_tcp(skb, &tuple, sizeof(tuple), BPF_F_CURRENT_NETNS, 0);  in bpf_sk_lookup_test4()
172 	struct bpf_sock_tuple tuple = {};  in lookup_no_release()  local
173 	bpf_sk_lookup_tcp(skb, &tuple, sizeof(tuple), BPF_F_CURRENT_NETNS, 0);  in lookup_no_release()