Dmitry Tantsur 403d2f06c6 Fix error message with UEFI-incompatible images
It's somewhat confusing at the moment, since we're trying to find
a UEFI partition by UUID "None". Don't search for partition if
we don't know its UUID, and provide a better error message.

Change-Id: Ief874084132797a445ddae8009264712a05facfd
2021-02-10 18:08:58 +01:00
..