samples: bpf: relax test_maps check

hash map is unordered, so get_next_key() iterator shouldn't
rely on particular order of elements. So relax this test.

Fixes: ffb65f27a155 ("bpf: add a testsuite for eBPF maps")
Reported-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>
Signed-off-by: Alexei Starovoitov <ast@plumgrid.com>
Acked-by: Daniel Borkmann <dborkman@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/samples/bpf/test_maps.c b/samples/bpf/test_maps.c
index e286b42..6299ee9 100644 (file)
--- a/samples/bpf/test_maps.c
+++ b/samples/bpf/test_maps.c
@@ -69,9 +69,9 @@ static void test_hashmap_sanity(int i, void *data)
 
        /* iterate over two elements */
        assert(bpf_get_next_key(map_fd, &key, &next_key) == 0 &&
-              next_key == 2);
+              (next_key == 1 || next_key == 2));
        assert(bpf_get_next_key(map_fd, &next_key, &next_key) == 0 &&
-              next_key == 1);
+              (next_key == 1 || next_key == 2));
        assert(bpf_get_next_key(map_fd, &next_key, &next_key) == -1 &&
               errno == ENOENT);