1 files changed, 7 insertions, 13 deletions
diff --git a/vendor/google.golang.org/grpc/internal/transport/http2_client.go b/vendor/google.golang.org/grpc/internal/transport/http2_client.go
index ef56592b9..5467fe971 100644
--- a/vendor/google.golang.org/grpc/internal/transport/http2_client.go
+++ b/vendor/google.golang.org/grpc/internal/transport/http2_client.go
@@ -309,11 +309,9 @@ func NewHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts
 			scheme = "https"
 		}
 	}
-	dynamicWindow := true
 	icwz := int32(initialWindowSize)
 	if opts.InitialConnWindowSize >= defaultWindowSize {
 		icwz = opts.InitialConnWindowSize
-		dynamicWindow = false
 	}
 	writeBufSize := opts.WriteBufferSize
 	readBufSize := opts.ReadBufferSize
@@ -381,9 +379,8 @@ func NewHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts
 	t.controlBuf = newControlBuffer(t.ctxDone)
 	if opts.InitialWindowSize >= defaultWindowSize {
 		t.initialWindowSize = opts.InitialWindowSize
-		dynamicWindow = false
 	}
-	if dynamicWindow {
+	if !opts.StaticWindowSize {
 		t.bdpEst = &bdpEstimator{
 			bdp:               initialWindowSize,
 			updateFlowControl: t.updateFlowControl,
@@ -1091,32 +1088,29 @@ func (t *http2Client) GracefulClose() {
 // Write formats the data into HTTP2 data frame(s) and sends it out. The caller
 // should proceed only if Write returns nil.
 func (t *http2Client) write(s *ClientStream, hdr []byte, data mem.BufferSlice, opts *WriteOptions) error {
-	reader := data.Reader()
-
 	if opts.Last {
 		// If it's the last message, update stream state.
 		if !s.compareAndSwapState(streamActive, streamWriteDone) {
-			_ = reader.Close()
 			return errStreamDone
 		}
 	} else if s.getState() != streamActive {
-		_ = reader.Close()
 		return errStreamDone
 	}
 	df := &dataFrame{
 		streamID:  s.id,
 		endStream: opts.Last,
 		h:         hdr,
-		reader:    reader,
+		data:      data,
 	}
-	if hdr != nil || df.reader.Remaining() != 0 { // If it's not an empty data frame, check quota.
-		if err := s.wq.get(int32(len(hdr) + df.reader.Remaining())); err != nil {
-			_ = reader.Close()
+	dataLen := data.Len()
+	if hdr != nil || dataLen != 0 { // If it's not an empty data frame, check quota.
+		if err := s.wq.get(int32(len(hdr) + dataLen)); err != nil {
 			return err
 		}
 	}
+	data.Ref()
 	if err := t.controlBuf.put(df); err != nil {
-		_ = reader.Close()
+		data.Free()
 		return err
 	}
 	t.incrMsgSent()