diff options
| -rw-r--r-- | net/bpf/test_run.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/net/bpf/test_run.c b/net/bpf/test_run.c index 178c4738e63b..56bc8dc1e281 100644 --- a/net/bpf/test_run.c +++ b/net/bpf/test_run.c @@ -1156,6 +1156,21 @@ int bpf_prog_test_run_skb(struct bpf_prog *prog, const union bpf_attr *kattr, skb->ip_summed = CHECKSUM_COMPLETE; } + if (prog->type == BPF_PROG_TYPE_LWT_XMIT) { + if (!ipv6_bpf_stub) { + pr_warn_once("Please test this program with the IPv6 module loaded\n"); + ret = -EOPNOTSUPP; + goto out; + } +#if IS_ENABLED(CONFIG_IPV6) + /* For CONFIG_IPV6=n, ipv6_bpf_stub is NULL which is + * handled by the above if statement. + */ + dst_hold(&net->ipv6.ip6_null_entry->dst); + skb_dst_set(skb, &net->ipv6.ip6_null_entry->dst); +#endif + } + ret = bpf_test_run(prog, skb, repeat, &retval, &duration, false); if (ret) goto out; |