tree 616eec72cb914c039653ccfc1741ec1c5c9bf339
parent 90edd2e867b238e71ee198e3460e289cd7dee54c
author Peter Cai <peter@typeblog.net> 1558789949 +0800
committer big biff <bigbiff@teamw.in> 1567359249 +0200

ext4crypt: change to upgrade key if export fails

Add support to upgrade key when export fails with KEY_REQUIRES_UPGRADE.

Ported from
https://source.codeaurora.org/quic/la/platform/system/vold/commit/?h=LA.UM.7.9.r1-06100-sm6150.0&id=85c46eaacc60290db5e71380d89eb4d99ed67995

Change-Id: Ic64be8ade00c0b0d014370ecc9341b1ecc9b0d7a