Merge branch 'master' into node_generator_nested_messages

1 files changed, 4 insertions, 2 deletions

diff --git a/src/csharp/ext/grpc_csharp_ext.c b/src/csharp/ext/grpc_csharp_ext.c
index 9b8d050ea5..3d0947c03d 100644
--- a/src/csharp/ext/grpc_csharp_ext.c
+++ b/src/csharp/ext/grpc_csharp_ext.c
@@ -253,7 +253,9 @@ GPR_EXPORT intptr_t GPR_CALLTYPE grpcsharp_batch_context_recv_message_length(
   if (!ctx->recv_message) {
     return -1;
   }
-  grpc_byte_buffer_reader_init(&reader, ctx->recv_message);
+
+  GPR_ASSERT(grpc_byte_buffer_reader_init(&reader, ctx->recv_message));
+
   return (intptr_t)grpc_byte_buffer_length(reader.buffer_out);
 }
 
@@ -267,7 +269,7 @@ GPR_EXPORT void GPR_CALLTYPE grpcsharp_batch_context_recv_message_to_buffer(
   gpr_slice slice;
   size_t offset = 0;
 
-  grpc_byte_buffer_reader_init(&reader, ctx->recv_message);
+  GPR_ASSERT(grpc_byte_buffer_reader_init(&reader, ctx->recv_message));
 
   while (grpc_byte_buffer_reader_next(&reader, &slice)) {
     size_t len = GPR_SLICE_LENGTH(slice);