imgtool: fix "align" script error
Fix "align" possible script error, caused by #1833.
Set default value for the align parameter.
Signed-off-by: Andrej Butok <andrey.butok@nxp.com>
diff --git a/scripts/imgtool/main.py b/scripts/imgtool/main.py
index 9dd033c..e24c9a0 100755
--- a/scripts/imgtool/main.py
+++ b/scripts/imgtool/main.py
@@ -377,6 +377,7 @@
'keyword to automatically generate it from the image version.')
@click.option('-v', '--version', callback=validate_version, required=True)
@click.option('--align', type=click.Choice(['1', '2', '4', '8', '16', '32']),
+ default='1',
required=False,
help='Alignment used by swap update modes.')
@click.option('--max-align', type=click.Choice(['8', '16', '32']),