Remove unused code/variables

src/cmds/restic/flags_test.go

@@ -8,10 +8,6 @@ import (
 // TestFlags checks for double defined flags, the commands will panic on
 // ParseFlags() when a shorthand flag is defined twice.
 func TestFlags(t *testing.T) {
-	type FlagParser interface {
-		ParseFlags([]string) error
-	}
-
 	for _, cmd := range cmdRoot.Commands() {
 		t.Run(cmd.Name(), func(t *testing.T) {
 			cmd.Flags().SetOutput(ioutil.Discard)

src/cmds/restic/integration_helpers_unix_test.go

@@ -52,11 +52,6 @@ func nlink(info os.FileInfo) uint64 {
 	return uint64(stat.Nlink)
 }
 
-func inode(info os.FileInfo) uint64 {
-	stat, _ := info.Sys().(*syscall.Stat_t)
-	return uint64(stat.Ino)
-}
-
 func createFileSetPerHardlink(dir string) map[uint64][]string {
 	var stat syscall.Stat_t
 	linkTests := make(map[uint64][]string)

src/restic/backend/rest/rest.go

@@ -20,8 +20,6 @@ import (
 	"restic/backend"
 )
 
-const connLimit = 40
-
 // make sure the rest backend implements restic.Backend
 var _ restic.Backend = &restBackend{}
 

src/restic/backend/s3/s3.go

@@ -18,8 +18,6 @@ import (
 	"restic/debug"
 )
 
-const connLimit = 10
-
 // Backend stores data on an S3 endpoint.
 type Backend struct {
 	client     *minio.Client

src/restic/buffer_pool.go

@@ -1,21 +0,0 @@
-package restic
-
-import (
-	"sync"
-
-	"github.com/restic/chunker"
-)
-
-var bufPool = sync.Pool{
-	New: func() interface{} {
-		return make([]byte, chunker.MinSize)
-	},
-}
-
-func getBuf() []byte {
-	return bufPool.Get().([]byte)
-}
-
-func freeBuf(data []byte) {
-	bufPool.Put(data)
-}

src/restic/fuse/file.go

@@ -39,8 +39,6 @@ type file struct {
 	blobs [][]byte
 }
 
-const defaultBlobSize = 128 * 1024
-
 func newFile(repo BlobLoader, node *restic.Node, ownerIsRoot bool, blobsize *BlobSizeCache) (fusefile *file, err error) {
 	debug.Log("create new file for %v with %d blobs", node.Name, len(node.Content))
 	var bytes uint64

src/restic/repository/parallel.go

@@ -8,16 +8,6 @@ import (
 	"restic/debug"
 )
 
-func closeIfOpen(ch chan struct{}) {
-	// only close ch when it is not already closed, in which the case statement runs.
-	select {
-	case <-ch:
-		return
-	default:
-		close(ch)
-	}
-}
-
 // ParallelWorkFunc gets one file ID to work on. If an error is returned,
 // processing stops. When the contect is cancelled the function should return.
 type ParallelWorkFunc func(ctx context.Context, id string) error