[PATCH] selftest/bpf: fix IPV6FR handling in flow dissector

[Santucci Pierpaolo]

>From second fragment on, IPV6FR program must stop the dissection of IPV6
fragmented packet. This is the same approach used for IPV4 fragmentation.

Signed-off-by: Santucci Pierpaolo <santu...@epigenesys.com>
---
 tools/testing/selftests/bpf/progs/bpf_flow.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/testing/selftests/bpf/progs/bpf_flow.c 
b/tools/testing/selftests/bpf/progs/bpf_flow.c
index 5a65f6b51377..95a5a0778ed7 100644
--- a/tools/testing/selftests/bpf/progs/bpf_flow.c
+++ b/tools/testing/selftests/bpf/progs/bpf_flow.c
@@ -368,6 +368,8 @@ PROG(IPV6FR)(struct __sk_buff *skb)
                 */
                if (!(keys->flags & BPF_FLOW_DISSECTOR_F_PARSE_1ST_FRAG))
                        return export_flow_keys(keys, BPF_OK);
+       } else {
+               return export_flow_keys(keys, BPF_OK);
        }
 
        return parse_ipv6_proto(skb, fragh->nexthdr);
-- 
2.29.2