Messages in this thread Patch in this message | | | From | Roman Gushchin <> | Subject | [PATCH bpf-next] selftests/bpf: fix a typo in map in map test | Date | Thu, 2 Aug 2018 15:47:10 -0700 |
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Commit fbeb1603bf4e ("bpf: verifier: MOV64 don't mark dst reg unbounded") revealed a typo in commit fb30d4b71214 ("bpf: Add tests for map-in-map"): BPF_MOV64_REG(BPF_REG_0, 0) was used instead of BPF_MOV64_IMM(BPF_REG_0, 0).
I've noticed the problem by running bpf kselftests.
Fixes: fb30d4b71214 ("bpf: Add tests for map-in-map") Signed-off-by: Roman Gushchin <guro@fb.com> Cc: Martin KaFai Lau <kafai@fb.com> Cc: Arthur Fabre <afabre@cloudflare.com> Cc: Daniel Borkmann <daniel@iogearbox.net> Cc: Alexei Starovoitov <ast@kernel.org> --- tools/testing/selftests/bpf/test_verifier.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/tools/testing/selftests/bpf/test_verifier.c b/tools/testing/selftests/bpf/test_verifier.c index 4b5e03c25204..ac281ee771dd 100644 --- a/tools/testing/selftests/bpf/test_verifier.c +++ b/tools/testing/selftests/bpf/test_verifier.c @@ -7113,7 +7113,7 @@ static struct bpf_test tests[] = { BPF_MOV64_REG(BPF_REG_1, BPF_REG_0), BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem), - BPF_MOV64_REG(BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), BPF_EXIT_INSN(), }, .fixup_map_in_map = { 3 }, @@ -7136,7 +7136,7 @@ static struct bpf_test tests[] = { BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8), BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem), - BPF_MOV64_REG(BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), BPF_EXIT_INSN(), }, .fixup_map_in_map = { 3 }, @@ -7158,7 +7158,7 @@ static struct bpf_test tests[] = { BPF_MOV64_REG(BPF_REG_1, BPF_REG_0), BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem), - BPF_MOV64_REG(BPF_REG_0, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), BPF_EXIT_INSN(), }, .fixup_map_in_map = { 3 }, -- 2.14.4
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