X-Git-Url: https://glassweightruler.freedombox.rocks/gitweb/Ventoy.git/blobdiff_plain/c8e86938feedfcdb089a26cc18d476ead303d50e..1186caba41c57c390db2aee650d9c451809bffa3:/INSTALL/Ventoy2Disk.sh

diff --git a/INSTALL/Ventoy2Disk.sh b/INSTALL/Ventoy2Disk.sh
index 02a6906..06521af 100644
--- a/INSTALL/Ventoy2Disk.sh
+++ b/INSTALL/Ventoy2Disk.sh
@@ -39,12 +39,17 @@ if ! [ -f ./tool/ash ]; then
 
     if ! [ -f ./tool/ash ]; then
         echo 'Failed to decompress tools ...'
-        cd $OLDDIR
+        if [ -n "$OLDDIR" ]; then 
+            cd $OLDDIR
+        fi
         exit 1
     fi
 fi
 
 ./tool/ash ./tool/VentoyWorker.sh $*
 
-cd $OLDDIR
+if [ -n "$OLDDIR" ]; then 
+    cd $OLDDIR
+fi
+