This set fixes map_lookup_elem return value for queue/stack map. Also adds verifier tests to check whether verifier prevents lookup on these maps.
Note that patch 2 isn't dependant on patch 1. The verifier prevents lookup on queue/stack map because key size is zero. Prashant Bhole (2): bpf: queue/stack map, fix return value of map_lookup_elem bpf: test_verifier, test for lookup on queue/stack maps kernel/bpf/queue_stack_maps.c | 2 +- tools/testing/selftests/bpf/test_verifier.c | 52 +++++++++++++++++++++ 2 files changed, 53 insertions(+), 1 deletion(-) -- 2.17.2
