hg: jdk9/dev/jdk: 8056934: ZipInputStream does not correctly handle local header data descriptors with the optional signature missing

[martinrb at google.com]

Changeset: 24d6f3d22cd8
Author:    martin
Date:      2014-08-29 12:07 -0700
URL:       http://hg.openjdk.java.net/jdk9/dev/jdk/rev/24d6f3d22cd8

8056934: ZipInputStream does not correctly handle local header data descriptors with the optional signature missing
Summary: fix off-by-one bug in EXTSIG handling; add docs.
Reviewed-by: sherman, alanb

! src/java.base/share/classes/java/util/zip/ZipInputStream.java
+ test/java/util/zip/DataDescriptorSignatureMissing.java