selftest/bpf: fix IPV6FR handling in flow dissector

>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 <santucci@epigenesys.com>
kernel-patches · Nov 11, 2020 · abfdc56 · abfdc56
1 parent 88b04f1
commit abfdc56
Showing 1 changed file with 2 additions and 0 deletions.
diff --git 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);