[S] Change in coreboot[master]: vboot: Fix hash digest size, padding and comparison

[Jakub Czapiga (Code Review)]

Attention is currently required from: Caveh Jalali, Yu-Ping Wu, Boris Mittelberg.

Hello build bot (Jenkins), Julius Werner, Yu-Ping Wu,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/69762

to look at the new patch set (#2).

Change subject: vboot: Fix hash digest size, padding and comparison
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vboot: Fix hash digest size, padding and comparison

Make vboot_save_hash() pad too short data with zeros. Do the same when
comparing hash at resume (eliminate possible prefix-only comparison).

Signed-off-by: Jakub Czapiga 
Change-Id: If6d46e0b58dbca86af56221b7ff2606ab2d1799a
---
M src/ec/google/chromeec/vboot_storage.c
M src/security/vboot/vboot_logic.c
2 files changed, 25 insertions(+), 4 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/62/69762/2