Ensure volume path is set appropriately by default

There are some cases where we might not be properly adjusting the
volume path after setting the storage graph root. Ensure that we
always set volume path to be a child of graph root.

Signed-off-by: Matthew Heon <matthew.heon@pm.me>

pkg/util/utils.go

@@ -325,6 +325,7 @@ func GetDefaultStoreOptions() (storage.StoreOptions, string, error) {
 		defaultRootlessGraphRoot = storageOpts.GraphRoot
 		storageOpts = storage.StoreOptions{}
 		storage.ReloadConfigurationFile(storageConf, &storageOpts)
+		volumePath = filepath.Join(storageOpts.GraphRoot, "volumes")
 	}
 
 	if rootless.IsRootless() {
@@ -351,6 +352,7 @@ func GetDefaultStoreOptions() (storage.StoreOptions, string, error) {
 			if storageOpts.GraphRoot == "" {
 				storageOpts.GraphRoot = defaultRootlessGraphRoot
 			}
+			volumePath = filepath.Join(storageOpts.GraphRoot, "volumes")
 		}
 	}
 	return storageOpts, volumePath, nil