From 8bdec5c0c961df5da0d4ef849a3c7481d1da23c3 Mon Sep 17 00:00:00 2001
From: Mou Ikkai <45863583+Mou-Ikkai@users.noreply.github.com>
Date: Mon, 24 Aug 2020 08:03:13 -0400
Subject: [PATCH] Modernized Shell Script functions.

expr -> ((...))
---
 IMG/cpio/ventoy/hook/ventoy-hook-lib.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/IMG/cpio/ventoy/hook/ventoy-hook-lib.sh b/IMG/cpio/ventoy/hook/ventoy-hook-lib.sh
index bb1cb315..0164705b 100644
--- a/IMG/cpio/ventoy/hook/ventoy-hook-lib.sh
+++ b/IMG/cpio/ventoy/hook/ventoy-hook-lib.sh
@@ -493,7 +493,7 @@ ventoy_create_dev_ventoy_part() {
             blkdev_num=$($VTOY_PATH/tool/dmsetup ls | $GREP ventoy${vtPartid} | $SED 's/.*(\([0-9][0-9]*\),.*\([0-9][0-9]*\).*/\1 \2/')
             $BUSYBOX_PATH/mknod -m 0666 /dev/ventoy${vtPartid} b $blkdev_num
             
-            vtPartid=$(expr $vtPartid + 1)
+            vtPartid=$(($vtPartid + 1))
         done        
     fi
 }