Running the following commands:
# mkdir -p /var/lib/pcrlock.d/123-empty.pcrlock.d
# /usr/lib/systemd/systemd-pcrlock predict --pcr=1+2+3+4+5+16
Will result in:
...
Floating point exception
Running the following commands:
# mkdir -p /var/lib/pcrlock.d/123-empty.pcrlock.d
# /usr/lib/systemd/systemd-pcrlock make-policy --pcr=1+2+3+4+5+16
Will result to this (partial) log:
...
Predicted future PCRs in 133us.
[]
...
Written policy digest 0000000000000000000000000000000000000000000000000000000000000000 to NV index 0x1921da6
...
So, add missing checks to handle gracefully cases where there's no variant
inside the component.
Signed-off-by: Arnaud Patard <arnaud.patard@collabora.com>
Arnaud Patard
e7a93e7521