Remove unnecessary type conversions.

internal/backend/gs/gs.go

@@ -338,7 +338,7 @@ func (be *Backend) List(ctx context.Context, t backend.FileType, fn func(backend
 
 		fi := backend.FileInfo{
 			Name: path.Base(m),
-			Size: int64(attrs.Size),
+			Size: attrs.Size,
 		}
 
 		err = fn(fi)

internal/backend/limiter/static_limiter_test.go

@@ -36,7 +36,7 @@ func TestLimiterWrapping(t *testing.T) {
 
 func TestReadLimiter(t *testing.T) {
 	reader := bytes.NewReader(make([]byte, 300))
-	limiter := rate.NewLimiter(rate.Limit(10000), int(100))
+	limiter := rate.NewLimiter(rate.Limit(10000), 100)
 	limReader := rateLimitedReader{reader, limiter}
 
 	n, err := limReader.Read([]byte{})
@@ -54,7 +54,7 @@ func TestReadLimiter(t *testing.T) {
 
 func TestWriteLimiter(t *testing.T) {
 	writer := &bytes.Buffer{}
-	limiter := rate.NewLimiter(rate.Limit(10000), int(100))
+	limiter := rate.NewLimiter(rate.Limit(10000), 100)
 	limReader := rateLimitedWriter{writer, limiter}
 
 	n, err := limReader.Write([]byte{})

internal/backend/s3/s3.go

@@ -302,7 +302,7 @@ func (be *Backend) Save(ctx context.Context, h backend.Handle, rd backend.Rewind
 		opts.StorageClass = be.cfg.StorageClass
 	}
 
-	info, err := be.client.PutObject(ctx, be.cfg.Bucket, objName, io.NopCloser(rd), int64(rd.Length()), opts)
+	info, err := be.client.PutObject(ctx, be.cfg.Bucket, objName, io.NopCloser(rd), rd.Length(), opts)
 
 	// sanity check
 	if err == nil && info.Size != rd.Length() {

internal/backend/sema/backend_test.go

@@ -101,7 +101,7 @@ func countingBlocker() (func(), func(int) int) {
 }
 
 func concurrencyTester(t *testing.T, setup func(m *mock.Backend), handler func(be backend.Backend) func() error, unblock func(int) int, isUnlimited bool) {
-	expectBlocked := int(2)
+	expectBlocked := 2
 	workerCount := expectBlocked + 1
 
 	m := mock.NewBackend()

internal/backend/test/tests.go

@@ -696,7 +696,7 @@ var testStrings = []struct {
 func store(t testing.TB, b backend.Backend, tpe backend.FileType, data []byte) backend.Handle {
 	id := restic.Hash(data)
 	h := backend.Handle{Name: id.String(), Type: tpe}
-	err := b.Save(context.TODO(), h, backend.NewByteReader([]byte(data), b.Hasher()))
+	err := b.Save(context.TODO(), h, backend.NewByteReader(data, b.Hasher()))
 	test.OK(t, err)
 	return h
 }

internal/backend/util/defaults_test.go

@@ -32,7 +32,7 @@ func TestDefaultLoad(t *testing.T) {
 	// happy case, assert correct parameters are passed around and content stream is closed
 	err := util.DefaultLoad(context.TODO(), h, 10, 11, func(ctx context.Context, ih backend.Handle, length int, offset int64) (io.ReadCloser, error) {
 		rtest.Equals(t, h, ih)
-		rtest.Equals(t, int(10), length)
+		rtest.Equals(t, 10, length)
 		rtest.Equals(t, int64(11), offset)
 
 		return rd, nil