vendor: bump all direct dependencies

Just good hygiene.

Signed-off-by: Casey Callendrello <cdc@redhat.com>

vendor/golang.org/x/sys/unix/ifreq_linux.go

@@ -0,0 +1,48 @@
+// Copyright 2021 The Go Authors. 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 unix
+
+import "unsafe"
+
+// Helpers for dealing with ifreq since it contains a union and thus requires a
+// lot of unsafe.Pointer casts to use properly.
+
+// newIfreq creates an ifreq with the input network interface name after
+// validating the name does not exceed IFNAMSIZ-1 (trailing NULL required)
+// bytes.
+func newIfreq(name string) (*ifreq, error) {
+	// Leave room for terminating NULL byte.
+	if len(name) >= IFNAMSIZ {
+		return nil, EINVAL
+	}
+
+	var ifr ifreq
+	copy(ifr.Ifrn[:], name)
+
+	return &ifr, nil
+}
+
+// An ifreqData is an ifreq but with a typed unsafe.Pointer field for data in
+// the union. This is required in order to comply with the unsafe.Pointer rules
+// since the "pointer-ness" of data would not be preserved if it were cast into
+// the byte array of a raw ifreq.
+type ifreqData struct {
+	name [IFNAMSIZ]byte
+	data unsafe.Pointer
+	// Pad to the same size as ifreq.
+	_ [len(ifreq{}.Ifru) - SizeofPtr]byte
+}
+
+// SetData produces an ifreqData with the pointer p set for ioctls which require
+// arbitrary pointer data.
+func (ifr ifreq) SetData(p unsafe.Pointer) ifreqData {
+	return ifreqData{
+		name: ifr.Ifrn,
+		data: p,
+	}
+}