fix: cleanup volume dir if create volume failed

Volume path should be cleaned up if create volume failed.
Otherwise, the volume will be created failed again next time
with a 'file exists' error on os.Mkdir.

Signed-off-by: baijia <baijia.wr@antgroup.com>

pkg/mountutil/volumestore/volumestore.go

@@ -83,13 +83,23 @@ func (vs *volumeStore) Create(name string, labels []string) (*native.Volume, err
 	}
 	volPath := filepath.Join(vs.dir, name)
 	volDataPath := filepath.Join(volPath, DataDirName)
-	fn := func() error {
+	fn := func() (err error) {
 		if err := os.Mkdir(volPath, 0700); err != nil {
 			return err
 		}
+		defer func() {
+			if err != nil {
+				os.Remove(volPath)
+			}
+		}()
 		if err := os.Mkdir(volDataPath, 0755); err != nil {
 			return err
 		}
+		defer func() {
+			if err != nil {
+				os.Remove(volDataPath)
+			}
+		}()
 
 		type volumeOpts struct {
 			Labels map[string]string `json:"labels"`