From 94e6a4fa6ab9f6c6b273819e37da0754df63fee0 Mon Sep 17 00:00:00 2001
From: Julius Goryavsky <julius.goryavsky@mariadb.com>
Date: Wed, 21 Aug 2019 11:12:39 +0200
Subject: [PATCH] Bash-specific operator replaced by a universal one

---
 scripts/wsrep_sst_common.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/wsrep_sst_common.sh b/scripts/wsrep_sst_common.sh
index 73a026b4edc..2bd1579e0d8 100644
--- a/scripts/wsrep_sst_common.sh
+++ b/scripts/wsrep_sst_common.sh
@@ -193,7 +193,7 @@ case "$1" in
               if [ -z "$original_cmd" ]; then
                   original_cmd="$1"
               else
-                  original_cmd+=" $1"
+                  original_cmd="$original_cmd $1"
               fi
            fi
            shift