The key size of LUKS should be 0 by default
The key size of LUKS should be 0 by default

If the cipher is specified, then the key size is None by default
and liblockdev fails to create the format, because it expects 0 by
default. Because of that, Anaconda fails to do the partitioning
if the kickstart option --cipher is specified.

jkonecny12/blivet,rvykydal/blivet,vojtechtrefny/blivet,jkonecny12/blivet,vojtechtrefny/blivet,rvykydal/blivet