wintun: fix GUID leading zero padding

Signed-off-by: Simon Rozman <simon@rozman.si>

diff --git a/tun/wintun/guid/guid_windows.go b/tun/wintun/guid/guid_windows.go
index c5f4be6a9db3a9fd5589ac6d54ef812451c94858..cc476d98da1e1f4f2784be9b581e0f48c77b3aa0 100644 (file)
--- a/tun/wintun/guid/guid_windows.go
+++ b/tun/wintun/guid/guid_windows.go
@@ -37,5 +37,5 @@ func FromString(str string) (*windows.GUID, error) {
 // The resulting string is uppercase.
 //
 func ToString(guid *windows.GUID) string {
-       return fmt.Sprintf("{%06X-%04X-%04X-%04X-%012X}", guid.Data1, guid.Data2, guid.Data3, guid.Data4[:2], guid.Data4[2:])
+       return fmt.Sprintf("{%08X-%04X-%04X-%04X-%012X}", guid.Data1, guid.Data2, guid.Data3, guid.Data4[:2], guid.Data4[2:])
 }