Windows: Fix docker login

Signed-off-by: John Howard <jhoward@microsoft.com>

api/client/login.go

@@ -6,6 +6,7 @@ import (
 	"fmt"
 	"io"
 	"os"
+	"runtime"
 	"strings"
 
 	"github.com/docker/docker/api/types"
@@ -33,6 +34,11 @@ func (cli *DockerCli) CmdLogin(args ...string) error {
 
 	cmd.ParseFlags(args, true)
 
+	// On Windows, force the use of the regular OS stdin stream. Fixes #14336/#14210
+	if runtime.GOOS == "windows" {
+		cli.in = os.Stdin
+	}
+
 	serverAddress := registry.IndexServer
 	if len(cmd.Args()) > 0 {
 		serverAddress = cmd.Arg(0)