tree 1508111e32192450733ecf55ecc5b3a05a8a710f
parent e62e29f8f190d4201b99f348d16e6c180ecbd73b
author Harry Youd <harry@harryyoud.co.uk> 1501921136 +0100
committer Harry Youd <harry@harryyoud.co.uk> 1501921298 +0000

Fix extract_utils when not using blob sections

"$3" evaluates as "" when $3 is empty, and so $# is still 3
When $3 is empty, do not use it

Change-Id: I87df7dd8ed23cac3d4cff16dce0996bbe0a3e6cc