archive/tar: remove loop label from reader

CL 14624 introduced this label. At that time,
the switch-case had a break to label statement which made this necessary.
But now, the code no longer has a break statement and it directly returns.

Hence, it is no longer necessary to have a label.

Change-Id: Idde0fcc4d2db2d76424679f5acfe33ab8573bce4
Reviewed-on: https://go-review.googlesource.com/96935
Reviewed-by: Joe Tsai <thebrokentoaster@gmail.com>

diff --git a/src/archive/tar/reader.go b/src/archive/tar/reader.go
index ccfedb5851e60ee6cdd8fc45ff0a77b73e40f575..39437185179a66ce605a292b0c7197ae78575bac 100644 (file)
--- a/src/archive/tar/reader.go
+++ b/src/archive/tar/reader.go
@@ -64,7 +64,6 @@ func (tr *Reader) next() (*Header, error) {
        // normally be visible to the outside. As such, this loop iterates through
        // one or more "header files" until it finds a "normal file".
        format := FormatUSTAR | FormatPAX | FormatGNU
-loop:
        for {
                // Discard the remainder of the file and any padding.
                if err := discard(tr.r, tr.curr.PhysicalRemaining()); err != nil {
@@ -102,7 +101,7 @@ loop:
                                        Format:     format,
                                }, nil
                        }
-                       continue loop // This is a meta header affecting the next header
+                       continue // This is a meta header affecting the next header
                case TypeGNULongName, TypeGNULongLink:
                        format.mayOnlyBe(FormatGNU)
                        realname, err := ioutil.ReadAll(tr)
@@ -117,7 +116,7 @@ loop:
                        case TypeGNULongLink:
                                gnuLongLink = p.parseString(realname)
                        }
-                       continue loop // This is a meta header affecting the next header
+                       continue // This is a meta header affecting the next header
                default:
                        // The old GNU sparse format is handled here since it is technically
                        // just a regular file with additional attributes.