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Diffstat (limited to 'tools/testing/selftests/bpf/progs/test_ringbuf_map_key.c')
-rw-r--r--tools/testing/selftests/bpf/progs/test_ringbuf_map_key.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/test_ringbuf_map_key.c b/tools/testing/selftests/bpf/progs/test_ringbuf_map_key.c
index 2760bf60d05ad..21bb7da90ea50 100644
--- a/tools/testing/selftests/bpf/progs/test_ringbuf_map_key.c
+++ b/tools/testing/selftests/bpf/progs/test_ringbuf_map_key.c
@@ -53,6 +53,7 @@ int test_ringbuf_mem_map_key(void *ctx)
/* test using 'sample' (PTR_TO_MEM | MEM_ALLOC) as map key arg
*/
lookup_val = (int *)bpf_map_lookup_elem(&hash_map, sample);
+ __sink(lookup_val);
/* workaround - memcpy is necessary so that verifier doesn't
* complain with: