scripts/gen_image_generic.sh: remove $ in arithmetic
authorRosen Penev <rosenp@gmail.com>
Mon, 30 Dec 2019 05:07:54 +0000 (21:07 -0800)
committerAdrian Schmutzler <freifunk@adrianschmutzler.de>
Tue, 31 Dec 2019 00:05:27 +0000 (01:05 +0100)
commit2e14dd23c9fddaae9d75f211c57e792f2839c85a
tree6110f029328f93b5fa32cc86d539ea241635eaa4
parent19be55aa37f593066039d27c41735200d477f62b
scripts/gen_image_generic.sh: remove $ in arithmetic

Fixes shellcheck warning:

SC2004: $/${} is unnecessary on arithmetic variables.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
scripts/gen_image_generic.sh