diff options
| author |  Noah Eisen <ncteisen@google.com> | 2018-02-13 16:51:20 -0800 |
|---|---|---|
| committer | Noah Eisen <ncteisen@google.com> | 2018-02-14 09:53:56 -0800 |
| commit | e547b217d35755085a1dbf70fde8dbc010658e41 (patch) | |
| tree | 8daf746a89e004e5057ccf4bc74cbb22d87fe957 /test | |
| parent | b5aec72e7d6491150d2fbc4d560c676f240d8397 (diff) | |
Fix fuzz bug
Diffstat (limited to 'test')
| -rw-r--r-- | test/core/end2end/fuzzers/api_fuzzer.cc | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/test/core/end2end/fuzzers/api_fuzzer.cc b/test/core/end2end/fuzzers/api_fuzzer.cc index cbfefc641f..b6347fb1db 100644 --- a/test/core/end2end/fuzzers/api_fuzzer.cc +++ b/test/core/end2end/fuzzers/api_fuzzer.cc @@ -580,6 +580,7 @@ typedef struct call_state { grpc_slice recv_status_details; int cancelled; int pending_ops; + bool sent_initial_metadata; grpc_call_details call_details; grpc_byte_buffer* send_message; // starts at 0, individual flags from DONE_FLAG_xxx are set @@ -1026,11 +1027,16 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { ok = false; break; case GRPC_OP_SEND_INITIAL_METADATA: - op->op = GRPC_OP_SEND_INITIAL_METADATA; - has_ops |= 1 << GRPC_OP_SEND_INITIAL_METADATA; - read_metadata(&inp, &op->data.send_initial_metadata.count, - &op->data.send_initial_metadata.metadata, - g_active_call); + if (g_active_call->sent_initial_metadata) { + ok = false; + } else { + g_active_call->sent_initial_metadata = true; + op->op = GRPC_OP_SEND_INITIAL_METADATA; + has_ops |= 1 << GRPC_OP_SEND_INITIAL_METADATA; + read_metadata(&inp, &op->data.send_initial_metadata.count, + &op->data.send_initial_metadata.metadata, + g_active_call); + } break; case GRPC_OP_SEND_MESSAGE: op->op = GRPC_OP_SEND_MESSAGE; |