optimize for loop with rootfs.DiffIDs

Signed-off-by: lixiaobing10051267 <li.xiaobing1@zte.com.cn> Upstream-commit: 80b2c326de29552c6ee4072fca75ae00eb3be41a Component: engine
2017-06-27 20:31:27 +08:00
parent e2c85453e0
commit 41493b0fad
1 changed files with 1 additions and 1 deletions
@@ -147,7 +147,7 @@ func (p *v2Pusher) pushV2Tag(ctx context.Context, ref reference.NamedTagged, id
 	}

 	// Loop bounds condition is to avoid pushing the base layer on Windows.
-	for i := 0; i < len(rootfs.DiffIDs); i++ {
+	for range rootfs.DiffIDs {
 		descriptor := descriptorTemplate
 		descriptor.layer = l
 		descriptor.checkedDigests = make(map[digest.Digest]struct{})