Comment # 1 on bug 1120363 from Bernhard Voelker

Indeed, the spec contains the following shell snippet:

  %postun
  ...
  if [ "$1" = 0 && -d "/boot/efi/EFI/%{efidir}" ] ; then

Instead, it should propably read:

  if [ "$1" = 0 ] && [ -d "/boot/efi/EFI/%{efidir}" ] ; then