add mod

INSTALL/tool/VentoyWorker.sh

@@ -222,7 +222,9 @@ if [ "$MODE" = "install" ]; then
         cmd=./tool/mkexfatfs_32
     fi
 
-    chmod +x ./tool/*
+    if [ -d ./tool/ ]; then 
+        chmod +x -R ./tool/
+    fi
 
     # DiskSize > 32GB  Cluster Size use 128KB
     # DiskSize < 32GB  Cluster Size use 32KB
@@ -234,8 +236,6 @@ if [ "$MODE" = "install" ]; then
 
     $cmd -n ventoy -s $cluster_sectors ${DISK}1
 
-    chmod +x ./tool/vtoy_gen_uuid
-
     vtinfo "writing data to disk ..."
     
     dd status=none conv=fsync if=./boot/boot.img of=$DISK bs=1 count=446