Clean up fuzzer a little

9 years ago · cb6d406591
parent 1612abcd7a
commit cb6d406591
1 changed files with 6 additions and 0 deletions
--- a/test/core/end2end/fuzzers/api_fuzzer.c
+++ b/test/core/end2end/fuzzers/api_fuzzer.c
@ -643,6 +643,10 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
          break;
        }
        size_t num_ops = next_byte(&inp);
+        if (num_ops > 6) {
+          end(&inp);
+          break;
+        }
        grpc_op *ops = gpr_malloc(sizeof(grpc_op) * num_ops);
        bool ok = true;
        size_t i;
@ -651,6 +655,8 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
          op = &ops[i];
          switch (next_byte(&inp)) {
            default:
+              /* invalid value */
+              op->op = -1;
              ok = false;
              break;
            case GRPC_OP_SEND_INITIAL_METADATA: