vendor: update fifo to 14056439

Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>

vendor.conf

@@ -97,7 +97,7 @@ github.com/docker/docker-credential-helpers f72c04f1d8e71959a6d103f808c50ccbad79
 
 # containerd
 github.com/docker/containerd 52ef1ceb4b660c42cf4ea9013180a5663968d4c7
-github.com/tonistiigi/fifo b4c3a126bac4051ae3fa83bfcb3c60ab7a9da0dd
+github.com/tonistiigi/fifo 1405643975692217d6720f8b54aeee1bf2cd5cf4
 
 # cluster
 github.com/docker/swarmkit 2eaae1ab6800f8521236e01bafb2667d2ec5371f

vendor/github.com/tonistiigi/fifo/fifo.go

@@ -97,7 +97,7 @@ func OpenFifo(ctx context.Context, fn string, flag int, perm os.FileMode) (io.Re
 				case <-ctx.Done():
 					err = ctx.Err()
 				default:
-					err = errors.Errorf("fifo %v was closed before opening", fn)
+					err = errors.Errorf("fifo %v was closed before opening", h.Name())
 				}
 				if file != nil {
 					file.Close()
@@ -163,17 +163,18 @@ func (f *fifo) Write(b []byte) (int, error) {
 
 // Close the fifo. Next reads/writes will error. This method can also be used
 // before open(2) has returned and fifo was never opened.
-func (f *fifo) Close() error {
+func (f *fifo) Close() (retErr error) {
 	for {
 		select {
 		case <-f.closed:
 			f.handle.Close()
-			return f.err
+			return
 		default:
 			select {
 			case <-f.opened:
 				f.closedOnce.Do(func() {
-					f.err = f.file.Close()
+					retErr = f.file.Close()
+					f.err = retErr
 					close(f.closed)
 				})
 			default:

vendor/github.com/tonistiigi/fifo/handle_linux.go

@@ -18,6 +18,7 @@ type handle struct {
 	dev       uint64
 	ino       uint64
 	closeOnce sync.Once
+	name      string
 }
 
 func getHandle(fn string) (*handle, error) {
@@ -33,9 +34,10 @@ func getHandle(fn string) (*handle, error) {
 	}
 
 	h := &handle{
-		f:   f,
-		dev: stat.Dev,
-		ino: stat.Ino,
+		f:    f,
+		name: fn,
+		dev:  stat.Dev,
+		ino:  stat.Ino,
 	}
 
 	// check /proc just in case
@@ -51,6 +53,10 @@ func (h *handle) procPath() string {
 	return fmt.Sprintf("/proc/self/fd/%d", h.f.Fd())
 }
 
+func (h *handle) Name() string {
+	return h.name
+}
+
 func (h *handle) Path() (string, error) {
 	var stat syscall.Stat_t
 	if err := syscall.Stat(h.procPath(), &stat); err != nil {

vendor/github.com/tonistiigi/fifo/handle_nolinux.go

@@ -35,11 +35,15 @@ func (h *handle) Path() (string, error) {
 		return "", errors.Wrapf(err, "path %v could not be statted", h.fn)
 	}
 	if uint64(stat.Dev) != h.dev || stat.Ino != h.ino {
-		return "", errors.Errorf("failed to verify handle %v/%v %v/%v", stat.Dev, h.dev, stat.Ino, h.ino)
+		return "", errors.Errorf("failed to verify handle %v/%v %v/%v for %v", stat.Dev, h.dev, stat.Ino, h.ino, h.fn)
 	}
 	return h.fn, nil
 }
 
+func (h *handle) Name() string {
+	return h.fn
+}
+
 func (h *handle) Close() error {
 	return nil
 }