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If key is null in vb2_verify_digest(), we could attempt to dereference it. In practice it never is, but for safety's sake we should avoid the reference. BUG=chrome-os-partner:32235 BRANCH=none TEST=VBOOT2=1 make runtests Change-Id: I5a817e432922ea4c3b439b696cd2f8d988d0fecc Signed-off-by: Randall Spangler <rspangler@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/219574 Reviewed-by: Bill Richardson <wfrichar@chromium.org>
arch/ is stuff that defines the architecture-dependent information (only used in firmware build mode). lib/ is stuff that the BIOS needs to link with. stub/ is stuff to be implemented by the BIOS. include/ describes the interfaces between the two parts.