From 45c05928c4b69f5ee65e210f8af5bdfe9500c90a Mon Sep 17 00:00:00 2001
From: Nalin Dahyabhai <nalin@redhat.com>
Date: Wed, 20 Feb 2019 14:05:49 -0500
Subject: [PATCH] Update a comment

Signed-off-by: Nalin Dahyabhai <nalin@redhat.com>
---
 layers.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/layers.go b/layers.go
index b85c84e73..5a4111c2d 100644
--- a/layers.go
+++ b/layers.go
@@ -862,8 +862,9 @@ func (r *layerStore) Delete(id string) error {
 		return ErrLayerUnknown
 	}
 	id = layer.ID
-	// This check is needed for idempotency of delete where the layer could have been
-	// already unmounted (since c/storage gives you that API directly)
+	// The layer may already have been explicitly unmounted, but if not, we
+	// should try to clean that up before we start deleting anything at the
+	// driver level.
 	for layer.MountCount > 0 {
 		if _, err := r.Unmount(id, false); err != nil {
 			return err