From bc60700bd5a3160aae777784a75d0a58b2fb516f Mon Sep 17 00:00:00 2001
From: Tomek Mrugalski <tomasz@isc.org>
Date: Wed, 6 Mar 2019 12:09:52 +0100
Subject: [PATCH] ! -z replaced with -n

---
 src/bin/admin/kea-admin.in | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/bin/admin/kea-admin.in b/src/bin/admin/kea-admin.in
index 3072d72ee7..faebb34369 100644
--- a/src/bin/admin/kea-admin.in
+++ b/src/bin/admin/kea-admin.in
@@ -575,7 +575,7 @@ fi
 shift
 
 # Ok, let's process parameters (if there are any)
-while [ ! -z "${1}" ]
+while [ -n "${1}" ]
 do
     option=${1}
     case ${option} in
-- 
2.47.2