From 285fb81de05651c3b5f10858f8e87ead812c3984 Mon Sep 17 00:00:00 2001
From: yingjinhui <yingjinhui@didiglobal.com>
Date: Wed, 11 May 2022 17:34:02 +0800
Subject: [PATCH] fix readonly variable error in `docker.sh`

Signed-off-by: yingjinhui <yingjinhui@didiglobal.com>
---
 hack/docker.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hack/docker.sh b/hack/docker.sh
index 683c4daf9..f82eebe18 100755
--- a/hack/docker.sh
+++ b/hack/docker.sh
@@ -31,7 +31,7 @@ REGISTRY=${REGISTRY:-"swr.ap-southeast-1.myhuaweicloud.com/karmada"}
 VERSION=${VERSION:="unknown"}
 
 function build_images() {
-  local -ra target=$1
+  local -r target=$1
   local -r output_type=${OUTPUT_TYPE:-docker}
   local platforms="${BUILD_PLATFORMS:-"$(util:host_platform)"}"