pkg/cdi: fix a 'go vet' failure on windows.

Signed-off-by: Krisztian Litkey <[email protected]>

Author: klihub

pkg/cdi/cache_test.go

@@ -21,7 +21,6 @@ import (
 	"path/filepath"
 	"strings"
 	"sync"
-	"syscall"
 	"testing"
 	"time"
 
@@ -770,10 +769,10 @@ devices:
 				for {
 					select {
 					case _ = <-stopCh:
-						go syscall.Sync()
+						go osSync()
 						return
 					case _ = <-sync.C:
-						go syscall.Sync()
+						go osSync()
 						sync.Reset(2 * time.Second)
 					}
 				}

pkg/cdi/cache_test_unix.go

@@ -0,0 +1,26 @@
+//go:build !windows
+// +build !windows
+
+/*
+   Copyright © 2021 The CDI Authors
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package cdi
+
+import "syscall"
+
+func osSync() {
+	syscall.Sync()
+}

pkg/cdi/cache_test_windows.go

@@ -0,0 +1,22 @@
+//go:build windows
+// +build windows
+
+/*
+   Copyright © 2021 The CDI Authors
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package cdi
+
+func osSync() {}