Missed a special case in previous commit, in case the input is completely empty and PK11_DigestFinal() doesn't see a problem with it, aResult could be empty too. Change-Id: I8ea900774ae390857307ec5bab38876bead6bc86 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/160441 Tested-by: Jenkins Reviewed-by: Michael Stahl <michael.stahl@allotropia.de>