Prevent a use-after-free

9 years ago · 571f3e55b4
parent 8db469baf6
commit 571f3e55b4
1 changed files with 2 additions and 0 deletions
--- a/src/core/ext/transport/chttp2/transport/chttp2_transport.c
+++ b/src/core/ext/transport/chttp2/transport/chttp2_transport.c
@ -1178,6 +1178,7 @@ static void perform_stream_op_locked(grpc_exec_ctx *exec_ctx,
                                      true);
        }
      } else {
+        stream_global->send_initial_metadata = NULL;
        grpc_chttp2_complete_closure_step(
            exec_ctx, transport_global, stream_global,
            &stream_global->send_initial_metadata_finished,
@ -1233,6 +1234,7 @@ static void perform_stream_op_locked(grpc_exec_ctx *exec_ctx,
        grpc_chttp2_list_add_check_read_ops(transport_global, stream_global);
      }
      if (stream_global->write_closed) {
+        stream_global->send_trailing_metadata = NULL;
        grpc_chttp2_complete_closure_step(
            exec_ctx, transport_global, stream_global,
            &stream_global->send_trailing_metadata_finished,