tree fda74bda3f575222f95d45e99e26a05f04e0b98b
parent 204dfbdf7b70d798cb01e8785e8de58615ef8d16
author George Engelbrecht <engeg@google.com> 1604352263 -0700
committer Commit Bot <commit-bot@chromium.org> 1604387711 +0000

common: save the existing return value on cleanup

Currently this trap initiated function will not save the orginal return
value of the script. Save it and return it on exit.

BUG=chromium:1141907
TEST=unittest and manually on a signer
BRANCH=None
Signed-off-by: George Engelbrecht <engeg@google.com>
Change-Id: Icd807f4d153e4bcc1d309fbcea43c2b3344771ca
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/vboot_reference/+/2514560
Reviewed-by: Sean McAllister <smcallis@google.com>
Reviewed-by: LaMont Jones <lamontjones@chromium.org>