Make sure we can pass arbitrary data in wire_len/gso_segs.
Signed-off-by: Stanislav Fomichev <sdf@xxxxxxxxxx>
---
tools/testing/selftests/bpf/prog_tests/skb_ctx.c | 2 ++
tools/testing/selftests/bpf/progs/test_skb_ctx.c | 5 +++++
2 files changed, 7 insertions(+)
diff --git a/tools/testing/selftests/bpf/prog_tests/skb_ctx.c b/tools/testing/selftests/bpf/prog_tests/skb_ctx.c
index a2eb8db8dafb..edf5e8c7d400 100644
--- a/tools/testing/selftests/bpf/prog_tests/skb_ctx.c
+++ b/tools/testing/selftests/bpf/prog_tests/skb_ctx.c
@@ -11,6 +11,8 @@ void test_skb_ctx(void)
.cb[4] = 5,
.priority = 6,
.tstamp = 7,
+ .wire_len = 100,
+ .gso_segs = 8,
};
struct bpf_prog_test_run_attr tattr = {
.data_in = &pkt_v4,
diff --git a/tools/testing/selftests/bpf/progs/test_skb_ctx.c b/tools/testing/selftests/bpf/progs/test_skb_ctx.c
index 2a9f4c736ebc..534fbf9a7344 100644
--- a/tools/testing/selftests/bpf/progs/test_skb_ctx.c
+++ b/tools/testing/selftests/bpf/progs/test_skb_ctx.c
@@ -18,5 +18,10 @@ int process(struct __sk_buff *skb)
skb->priority++;
skb->tstamp++;
+ if (skb->wire_len != 100)
+ return 1;
+ if (skb->gso_segs != 8)
+ return 1;
+
return 0;
}
--
2.24.0.525.g8f36a354ae-goog
