selftests/bpf: Use constants for socket states in sock_fields test

Replace magic numbers in BPF code with constants from bpf.h, so that they
don't require an explanation in the comments.

Signed-off-by: Jakub Sitnicki <jakub@cloudflare.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Martin KaFai Lau <kafai@fb.com>
Link: https://lore.kernel.org/bpf/20220317113920.1068535-4-jakub@cloudflare.com
This commit is contained in:
Jakub Sitnicki 2022-03-17 12:39:19 +01:00 committed by Daniel Borkmann
parent 2d2202ba85
commit e06b5bbcf3

View File

@ -134,11 +134,11 @@ int egress_read_sock_fields(struct __sk_buff *skb)
if (!sk)
RET_LOG();
/* Not the testing egress traffic or
* TCP_LISTEN (10) socket will be copied at the ingress side.
/* Not testing the egress traffic or the listening socket,
* which are covered by the cgroup_skb/ingress test program.
*/
if (sk->family != AF_INET6 || !is_loopback6(sk->src_ip6) ||
sk->state == 10)
sk->state == BPF_TCP_LISTEN)
return CG_OK;
if (sk->src_port == bpf_ntohs(srv_sa6.sin6_port)) {
@ -232,8 +232,8 @@ int ingress_read_sock_fields(struct __sk_buff *skb)
sk->src_port != bpf_ntohs(srv_sa6.sin6_port))
return CG_OK;
/* Only interested in TCP_LISTEN */
if (sk->state != 10)
/* Only interested in the listening socket */
if (sk->state != BPF_TCP_LISTEN)
return CG_OK;
/* It must be a fullsock for cgroup_skb/ingress prog */