From 3f63ffbef3b0b35e641cd17b1f30a93c7c124b56 Mon Sep 17 00:00:00 2001
From: Oren Cohen <oren.cohen@arm.com>
Date: Tue, 26 Mar 2019 13:53:31 +0200
Subject: [PATCH] Set default value of extra args to []

---
 tools/psa/release.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/psa/release.py b/tools/psa/release.py
index 4cf1a80251..074d9ea014 100644
--- a/tools/psa/release.py
+++ b/tools/psa/release.py
@@ -327,6 +327,7 @@ def get_parser():
 
     parser.add_argument('-x', '--extra',
                         dest='extra_args',
+                        default=[],
                         nargs=argparse.REMAINDER,
                         help="additional build parameters")