chore: vendor

vendor/github.com/containers/image/pkg/keyctl/sys_linux.go

@@ -0,0 +1,26 @@
+// Copyright 2015 Jesse Sipprell. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build linux
+// +build linux
+
+package keyctl
+
+import (
+	"golang.org/x/sys/unix"
+)
+
+type keyID int32
+
+func newKeyring(id keyID) (*keyring, error) {
+	r1, err := unix.KeyctlGetKeyringID(int(id), true)
+	if err != nil {
+		return nil, err
+	}
+
+	if id < 0 {
+		r1 = int(id)
+	}
+	return &keyring{id: keyID(r1)}, nil
+}