From 0eb331f1574062f82889887c5f42753b3d8b301d Mon Sep 17 00:00:00 2001
From: Ankur Jain <ankur.jain@nsitonline.in>
Date: Wed, 27 Jan 2021 14:51:24 -0800
Subject: [PATCH] Fix potential NPE (#435)

Co-authored-by: Vyacheslav Egorov <vegorov@google.com>
---
 lib/src/client/http2_connection.dart | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/src/client/http2_connection.dart b/lib/src/client/http2_connection.dart
index 3be2852..d0a50b4 100644
--- a/lib/src/client/http2_connection.dart
+++ b/lib/src/client/http2_connection.dart
@@ -152,7 +152,7 @@ class Http2ClientConnection implements connection.ClientConnection {
   GrpcTransportStream makeRequest(String path, Duration timeout,
       Map<String, String> metadata, ErrorHandler onRequestFailure,
       {CallOptions callOptions}) {
-    final compressionCodec = callOptions.compression;
+    final compressionCodec = callOptions?.compression;
     final headers = createCallHeaders(
       credentials.isSecure,
       _transportConnector.authority,
@@ -161,7 +161,7 @@ class Http2ClientConnection implements connection.ClientConnection {
       metadata,
       compressionCodec,
       userAgent: options.userAgent,
-      grpcAcceptEncodings: callOptions.metadata['grpc-accept-encoding'] ??
+      grpcAcceptEncodings: callOptions?.metadata['grpc-accept-encoding'] ??
           options.codecRegistry?.supportedEncodings,
     );
     final stream = _transportConnection.makeRequest(headers);