Fix unnecessary slash path joining that doesn't work on Windows

pkg/util/util.go

@@ -20,8 +20,6 @@ import (
 	"fmt"
 	"net/url"
 	"os"
-	"path"
-	"path/filepath"
 	"strings"
 
 	csi "github.com/container-storage-interface/spec/lib/go/csi"
@@ -59,13 +57,13 @@ func ParseEndpoint(endpoint string) (string, string, error) {
 		return "", "", fmt.Errorf("could not parse endpoint: %v", err)
 	}
 
-	addr := path.Join(u.Host, filepath.FromSlash(u.Path))
+	addr := u.Path
 
 	scheme := strings.ToLower(u.Scheme)
 	switch scheme {
 	case "tcp":
+		addr = u.Host
 	case "unix":
-		addr = path.Join("/", addr)
 		if err := os.Remove(addr); err != nil && !os.IsNotExist(err) {
 			return "", "", fmt.Errorf("could not remove unix domain socket %q: %v", addr, err)
 		}